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Top C# Developers

C is a popular and widely used structured programming language. Dedicated C# developers leverage it to create state-of-the-art, tailored solutions for various platforms. Their primary role is designing, building, and deploying customized software applications. They provide invaluable technical expertise needed to create, maintain, and optimize sophisticated software solutions. C# developers are focused on delivering versatile, high-performing, and robust software. Clutch has gathered the best C# development companies ready to help execute your software ideas. Partner with the right team by assessing their individual company profiles, case studies, and client ratings. Additionally, feel free to utilize the filters we’re prepared to streamline your search. Explore the top firms in: US | UK | Canada.
Ratings Updated: December 4, 2025
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15 Leaders 15 Contenders

4,598 Companies

Programming & Scripting: C#

List of the Top C# Development Companies

  • U Share Consulting, Inc. Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    2 - 9
    Cleveland, OH

    Services provided

    25% Custom Software Development
    25% AI Development
    25% AR/VR Development +1
    25% Web Development

    Focus Areas

    10% C#
    10% ASP.NET
    10% C +8
    10% C++
    10% HTML5
    10% Java
    10% JavaScript
    10% PHP
    10% jquery
    5% Objective C
    5% Python

    U Share Consulting, Inc., a software development firm, is located in Cleveland, Ohio. They focus on Custom Software Development and Web Development and were launched in 2011.

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  • DiMarco Software Design, LLC Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    2 - 9
    Rochester, NY

    Services provided

    20% Custom Software Development
    20% Mobile App Development
    20% UX/UI Design +2
    20% Web Design
    20% Web Development

    Focus Areas

    15% C#
    15% ASP.NET
    15% C++ +4
    15% Java
    15% PHP
    15% Python
    10% SQL

    DiMarco Software Design, LLC is a web design company. Founded in 2007, the team focuses on Web Design and UX/UI Design.

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  • Fults & Associates, LLC Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    2 - 9
    Dallas, TX

    Services provided

    10% Custom Software Development
    20% Computer Engineering
    10% ECM Consulting and SI +6
    10% Engineering
    10% Graphic Design
    10% IT Staff Augmentation
    10% Recruiting
    10% Staffing
    10% UX/UI Design

    Focus Areas

    25% C#
    15% C++
    10% Java +5
    10% JavaScript
    10% PHP
    10% Python
    10% SQL
    10% Visual Basic

    Fults & Associates, LLC is a Computer Engineering company. Founded in 1982, the agency is headquartered in Dallas, Texas. Their team specializes in Computer Engineering and UX/UI Design.

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  • Dirrax Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    2 - 9
    Nashville, TN

    Services provided

    20% Custom Software Development
    20% Pay Per Click
    20% Search Engine Optimization +4
    10% API Development
    10% Mobile App Development
    10% Social Media Marketing
    10% Web Design

    Focus Areas

    15% C#
    25% C++
    15% Java +3
    15% Objective C
    15% Python
    15% Swift

    Dirrax is a SEO services firm. Launched in 2017, the team offers Search Engine Optimization and Pay Per Click.

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  • Generation Digitale GmbH & Co. KG Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    2 - 9
    Hamburg, Germany

    Services provided

    20% Custom Software Development
    20% AR/VR Development
    20% Search Engine Optimization +2
    20% UX/UI Design
    20% Web Design

    Focus Areas

    15% C#
    20% Java
    20% JavaScript +3
    15% HTML5
    15% SQL
    15% XML

    Generation Digitale GmbH & Co. KG is a SEO agency launched in 2002. Located in Hamburg, Germany, the team focuses on Search Engine Optimization and Web Design.

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  • Accelerance Logotype

    5.0 33 reviews
    $100,000+
    $50 - $99 / hr
    10 - 49
    Redwood City, CA

    Services provided

    20% Custom Software Development
    15% AI Consulting
    15% AI Development +4
    15% Generative AI
    15% Mobile App Development
    10% IT Staff Augmentation
    10% IT Strategy Consulting

    Focus Areas

    10% C#
    10% Apex
    10% C++ +7
    10% Go
    10% Java
    10% JavaScript
    10% PHP
    10% Python
    10% Ruby
    10% SQL

    Accelerance is a managed software development consultancy that excels in custom software creation and software engineering. Based on client reviews, Accelerance is praised for its strong project management, professional and consultative approach, and ability to find tailor-fit software partners, with 100% of clients satisfied with their services. Clients are impressed by Accelerance's commitment to understanding their needs and delivering results efficiently.

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    Reviews mention Helpful

    Overall, client feedback on Accelerance highlights their effectiveness in connecting businesses with high-quality technology partners. Clients appreciate the streamlined process and the ability to find suitable vendors quickly, as noted by one CTO who stated, "Accelerance saved us a great deal of time and effort." Another review emphasized their strong communication and project management skills, with a director praising, "Communication is definitely Accelerance’s strong point." The sentiment is overwhelmingly positive, with no significant areas for improvement identified.
    • Outsourcing Consulting Svcs for Consulting & Advisory Firm
      5.0 Jun 23, 2023

      They offer a fairly unique service, and their network of global partners has been a huge help. We wouldn’t have access to that network without them, and their ability to maintain it and find relevant firms has been extremely helpful. We also appreciate how streamlined their process is and how we only have to speak to one point of contact. They’re open, easy to talk to, and transparent.

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    • Vendor Sourcing for Software Company
      5.0 May 24, 2022

      The Accelerance team was very helpful and offered valuable advice during the process. They consistently were able to move the process along quickly, usually more quickly than we could ourselves! I have found Accelerance to have a uniquely broad and deep understanding of the companies they work with as well as valuable insights into the regional and national cultural and work dynamics.

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    • Outsourcing Consultancy for Real Estate Management Company
      5.0 Mar 10, 2022

      Communication is definitely Accelerance’s strong point. They help us with our communication and help us be a better company. I’m extremely happy with Accelerance and our relationship with them.

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    • Nearshore Outsourcing for Direct Sales Company
      5.0 Dec 13, 2021

      The vendors they bring to the table are reputable, and they’ve been very helpful to us over the years. In addition, they’re constantly evaluating their network of service providers to make sure that future clients will be getting only the best vendors around the world.

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    Industry Experience

    Accelerance has received positive feedback across various industries, including Environmental Services, IT Services, Consumer Products, Gaming, Advertising & Marketing, Healthcare, and Education. Clients consistently praise their expertise in matching firms with suitable development partners, highlighting their strong project management and responsiveness. In IT and Gaming, they excel in delivering technical talent swiftly, while in Healthcare and Education, they effectively facilitate substantial software development projects. Overall, Accelerance is recognized for enhancing operational efficiency and fostering long-term partnerships.

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    Environmental Services IT Services Consumer products & services Gaming Advertising & marketing Other Industry Publishing Software Education Real estate Consulting Consumer Products Sports Financial services Healthcare Automotive

    Average Project Cost Breakdown

    $10,000 to $49,000 (5) $50,000 to $199,999 (5) $200,000 to $999,999 (5) Less than $10,000 (3) $1,000,000 to $9,999,999 (1)

    What Clients Have Said

    Overall, client feedback on Accelerance highlights a strong sentiment regarding their cost-effectiveness and value for money. Multiple clients noted that Accelerance provided excellent options for software development partners at competitive prices, with one CEO stating it was a 'good value for cost.' Clients appreciated the thorough vetting process, which instilled confidence in the vendors presented. Overall, users expressed satisfaction with the balance of cost and quality, emphasizing the importance of clear communication and the consultative approach of Accelerance.
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    United States (27) Australia (2) Canada (1) Finland (1)
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  • Black Sigma Technologies Logotype

    5.0 3 reviews
    $5,000+
    $25 - $49 / hr
    10 - 49
    Kingston, Jamaica

    Services provided

    20% Custom Software Development
    40% IoT Development
    10% AI Development +3
    10% Mobile App Development
    10% Product Design
    10% Web Development

    Focus Areas

    10% C#
    20% PHP
    10% C +6
    10% C++
    10% JavaScript
    10% Other programming & scripting languages
    10% Python
    10% SQL
    10% Swift

    Black Sigma Technologies is a bespoke software development firm renowned for its expertise in custom software creation, particularly in AI integration and IoT solutions. Across reviews, 100% of clients highlight their exceptional project management and technical proficiency, praising their proactive communication and ability to meet deadlines. Their tailored solutions consistently exceed expectations, marking them as a reliable partner in managed software development.

    See all 3 projects

    Reviews mention Unique expertise

    Clients consistently highlight Black Sigma Technologies Ltd's unique expertise in IoT solutions, emphasizing their proactive problem-solving approach and deep technical knowledge. One CEO noted their exceptional professionalism, timely delivery, and adaptability in tailoring solutions to specific needs. The team's foresight in identifying potential challenges before they arose was particularly praised, showcasing their commitment to quality and client satisfaction. Overall, the sentiment reflects a strong appreciation for their specialized skills and effective execution.
    • IoT Inventory Mgmt System Development for Digital Prod Co
      5.0 Oct 24, 2024

      What set Black Sigma Technologies Ltd apart was their proactive approach to problem-solving. Instead of simply following a predetermined plan, they actively sought out potential challenges and addressed them before they became issues. This foresight ensured a smooth project execution and minimized disruptions. Additionally, their deep understanding of IoT technology was evident in their ability to tailor the solution to our specific needs and integrate it seamlessly with our existing systems. This level of technical expertise and adaptability is a testament to their commitment to delivering exceptional results.

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    3 of 3 Custom Software Development reviews are 5 stars
    3 new reviews for Custom Software Development in past 6 months
    Less than $10,000 avg. project cost

    Custom Software Development PROJECT HIGHLIGHT

    IoT Inventory Mgmt System Development for Digital Prod Co

    5.0 — Black Sigma Technologies Ltd developed an IoT-based inventory management system for a digital production company. The team implemented the system and provided user training and ongoing support. Read more
    Read 3 Reviews

    Industry Experience

    Black Sigma Technologies has received positive feedback across several industries, including Financial Services, Non-Profit, and Advertising & Marketing. In Financial Services, they excelled in developing AI-driven platforms, showcasing strong project management and technical expertise. Their work for Non-Profits emphasized custom software solutions that significantly increased operational efficiency. In Advertising & Marketing, they implemented IoT inventory management systems, enhancing productivity and security. Overall, the sentiment reflects Black Sigma's reliability, adaptability, and commitment to delivering quality solutions tailored to industry-specific needs.

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    Financial services Non-profit Advertising & marketing

    Average Project Cost Breakdown

    $10,000 to $49,000 (2) Less than $10,000 (1)

    What Clients Have Said

    Clients consistently praise Black Sigma Technologies for their competitive pricing and exceptional value for money. One client highlighted that their proposal was the best among several competitors, noting both cost-effectiveness and quality of communication. Another client reported a significant return on investment, estimating annual savings of approximately $37,500 due to increased efficiency and reduced operational costs. Overall, the sentiment is positive, with clients feeling that the costs align well with the high-quality outcomes delivered.
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  • AVATAR Computing Logotype

    Not yet reviewed

    $25,000+
    $100 - $149 / hr
    10 - 49
    Worcester, MA

    Services provided

    20% Custom Software Development
    20% Cybersecurity
    20% Web Design +3
    20% Web Development
    10% Application Management & Support
    10% Mobile App Development

    Focus Areas

    10% C#
    30% Other programming & scripting languages
    10% C +5
    10% Java
    10% PHP
    10% Python
    10% Ruby
    10% SQL

    AVATAR Computing is a web design company launched in 2005. The team provides Web Design and Cybersecurity and is in Worcester, Massachusetts.

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  • Adapt360 Logotype

    Not yet reviewed

    $25,000+
    $25 - $49 / hr
    10 - 49
    San Clemente, CA

    Services provided

    20% Custom Software Development
    20% Web Development
    15% BI & Big Data Consulting & SI +3
    15% CRM Consulting and SI
    15% E-Commerce Development
    15% Mobile App Development

    Focus Areas

    10% C#
    10% AJAX
    10% ASP.NET +7
    10% ColdFusion
    10% Java
    10% JavaScript
    10% PHP
    10% SQL
    10% Visual Basic
    10% XML

    Adapt360, a software development company, offers Custom Software Development and Web Development. The company is in San Clemente, California.

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  • Enterprise software solutions Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    10 - 49
    Shawnee, KS

    Services provided

    20% Custom Software Development
    20% IT Strategy Consulting
    20% Mobile App Development +2
    20% Product Design
    20% Web Development

    Focus Areas

    10% C#
    10% ASP
    10% ASP.NET +7
    10% C
    10% C++
    10% Java
    10% Objective C
    10% PHP
    10% SQL
    10% Swift

    Enterprise software solutions is a custom software development firm. Launched in 2004, the team focuses on Custom Software Development and IT strategy consulting.

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  • SoftKitect Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    10 - 49
    Tijuana, Mexico

    Services provided

    20% Custom Software Development
    20% Mobile App Development
    15% E-Commerce Development +3
    15% UX/UI Design
    15% Web Design
    15% Web Development

    Focus Areas

    10% C#
    20% SQL
    15% Java +4
    15% JavaScript
    15% PHP
    15% Python
    10% C

    SoftKitect, a software development firm, was established in 2015. They specializes in Custom Software Development and Mobile App Development.

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  • Alltraders Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    10 - 49
    Wayville, Australia

    Services provided

    20% Custom Software Development
    15% Graphic Design
    15% Mobile App Development +4
    15% Web Design
    15% Web Development
    10% Email Marketing
    10% Search Engine Optimization

    Focus Areas

    10% C#
    15% AJAX
    15% JavaScript +5
    15% PHP
    15% Visual Basic
    10% C
    10% C++
    10% Java

    Alltraders, a software development company, was established in 2006. They focuses on Custom Software Development and Graphic Design.

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  • Hi Dev Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    10 - 49
    San Mateo, CA

    Services provided

    20% Custom Software Development
    20% AR/VR Development
    20% Mobile App Development +3
    20% Web Development
    10% Branding
    10% Cloud Consulting & SI

    Focus Areas

    10% C#
    20% C
    20% C++ +5
    10% JavaScript
    10% PHP
    10% Python
    10% Ruby
    10% SQL

    Established in 2010, Hi Dev is a software development company. The team specializes in Custom Software Development and Web Development.

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  • TOCnDix Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    10 - 49
    Jerusalem, Israel

    Services provided

    10% Custom Software Development
    20% Application Testing
    20% IT Managed Services +3
    20% IT Strategy Consulting
    20% Web Development
    10% Low/No Code Development

    Focus Areas

    20% C#
    20% HTML5
    20% Java +2
    20% JavaScript
    20% PHP

    TOCnDix is a Jerusalem, Israel-based IT strategy consulting company. They focus on IT strategy consulting and IT managed services.

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  • Vivid Technologies, Inc. Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    10 - 49
    Chicago, IL

    Services provided

    20% Custom Software Development
    30% Staffing
    10% BI & Big Data Consulting & SI +4
    10% CRM Consulting and SI
    10% Cloud Consulting & SI
    10% E-Commerce Development
    10% Web Design

    Focus Areas

    10% C#
    10% Apex
    10% C +7
    10% C++
    10% Java
    10% JavaScript
    10% Kotlin
    10% PHP
    10% Python
    10% SQL

    In Chicago, Illinois, Vivid Technologies, Inc. Is a custom software development firm. They focus on Custom Software Development and Staffing and were founded in 1994.

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  • Marici Technology Solutions Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    10 - 49
    Seattle, WA

    Services provided

    10% Custom Software Development
    10% API Development
    10% Blockchain +7
    10% Cloud Consulting & SI
    10% DevOps Managed Services
    10% E-Commerce Development
    10% ECM Consulting and SI
    10% ERP Consulting and SI
    10% Enterprise App Modernization
    10% IoT Development

    Focus Areas

    20% C#
    20% ASP.NET
    20% C++ +2
    20% Java
    20% Python

    Cloud consulting & SI company Marici Technology Solutions provides cloud consulting & SI and ECM consulting and SI. They are headquartered in Seattle, Washington.

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  • Karma Consulting, Inc. Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    10 - 49
    Federal Way, WA

    Services provided

    10% Custom Software Development
    10% AI Consulting
    10% AR/VR Development +7
    10% Blockchain
    10% CRM Consulting and SI
    10% Cloud Consulting & SI
    10% ERP Consulting and SI
    10% IT Managed Services
    10% IT Staff Augmentation
    10% UX/UI Design

    Focus Areas

    20% C#
    20% C
    20% C++ +2
    20% Java
    20% Python

    Karma Consulting, Inc. Is an UX design agency. They are in Federal Way, Washington. Their team provides UX/UI Design and cloud consulting & SI.

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  • SDVS Technologies LLC Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    10 - 49
    Flower Mound, TX

    Services provided

    20% Custom Software Development
    20% ERP Consulting and SI
    10% Cloud Consulting & SI +5
    10% IT Managed Services
    10% IT Staff Augmentation
    10% IT Strategy Consulting
    10% Web Design
    10% Web Development

    Focus Areas

    10% C#
    10% ASP
    10% ASP.NET +7
    10% C
    10% C++
    10% HTML5
    10% Java
    10% JavaScript
    10% Perl
    10% SQL

    SDVS Technologies LLC, an ERP consulting and SI company, is based in Flower Mound, Texas. They specialize in ERP consulting and SI and Custom Software Development and were launched in 2011.

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  • Acumenics Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    10 - 49
    Las Vegas, NV

    Services provided

    20% Custom Software Development
    20% Mobile App Development
    15% Application Testing +3
    15% BI & Big Data Consulting & SI
    15% Cloud Consulting & SI
    15% Web Development

    Focus Areas

    10% C#
    10% ASP.NET
    10% C++ +7
    10% JavaScript
    10% PHP
    10% Python
    10% Redux
    10% Swift
    10% Visual Basic
    10% jquery

    Small software development company Acumenics, is in Las Vegas, Nevada. Their services include Custom Software Development and Mobile App Development.

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  • IDEAQU Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    10 - 49
    Haymarket, Australia

    Services provided

    10% Custom Software Development
    10% AI Development
    10% Application Testing +7
    10% BI & Big Data Consulting & SI
    10% Cloud Consulting & SI
    10% Digital Engineering
    10% IoT Development
    10% Mobile App Development
    10% UX/UI Design
    10% Web Development

    Focus Areas

    20% C#
    20% HTML5
    20% Kotlin +2
    20% PHP
    20% Swift

    IDEAQU is an UX agency. Their team is in Haymarket, Australia. The company specializes in UX/UI Design and BI & big data consulting & SI.

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  • Ephibian, Inc. Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    10 - 49
    Tucson, AZ

    Services provided

    20% Custom Software Development
    20% IT Managed Services
    20% Mobile App Development +2
    20% UX/UI Design
    20% Web Development

    Focus Areas

    10% C#
    20% Java
    10% AJAX +6
    10% ASP.NET
    10% C
    10% JavaScript
    10% Objective C
    10% PHP
    10% jquery

    Founded in 1996, Ephibian, Inc. Is an UX agency. The company specializes in UX/UI Design and IT managed services, and is small.

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  • Aroopa Logotype

    5.0 13 reviews
    $5,000+
    $25 - $49 / hr
    50 - 249
    Princeton, NJ

    Services provided

    10% Custom Software Development
    30% Web Development
    20% E-Commerce Development +4
    10% API Development
    10% IT Staff Augmentation
    10% IoT Development
    10% Mobile App Development

    Focus Areas

    15% C#
    10% Typescript
    5% AJAX +14
    5% ASP
    5% ASP.NET
    5% HTML5
    5% Java
    5% JavaScript
    5% Other programming & scripting languages
    5% PHP
    5% Python
    5% Redux
    5% SQL
    5% Scala
    5% Visual Basic
    5% XML
    5% jquery

    Aroopa is a bespoke software development company offering tailored software solutions, including custom software creation, website development, and application development. They are consistently praised for their responsiveness and customer-centric approach, with 100% of reviewers noting their punctual delivery and efficient project management. The company is known for its adaptability and has become a trusted partner for many clients.

    See all 13 projects

    Reviews mention Reasonable pricing

    Clients consistently praise Aroopa for their reasonable pricing and value for money. One client noted, 'Good value for cost,' while another emphasized their 'low hourly rates' as impressive. Additionally, a client highlighted that Aroopa's pricing fit their budget perfectly, reinforcing a positive sentiment regarding affordability. Overall, the feedback indicates strong satisfaction with Aroopa's pricing structure, which aligns well with client expectations and project needs.
    • Mobile App Dev & UI/UX Design for Product Design
      5.0 Nov 21, 2023

      They were able to provide excellent value for our money. Their ability to get up and running and deliver on tasks quickly was of great value. Also, our project had a very unique set of requirements and they were able to adjust as requirements and priorities changed.

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    • Shopify Store Dev for Lactose Intolerance Pill Company
      5.0 Nov 10, 2023

      Aroopa has completed all requested tasks quickly and efficiently and has done so at the same affordable rate that I was initially quoted at. They have been awesome to work with! I’m impressed with their quick turnaround time, and low hourly rates have been the most impressive.

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    • E-Commerce Dev & Google Ads for Online Mktg Solutions Co
      5.0 Oct 9, 2023

      They offer great price and quality. Basecamp and slack used for smooth communication throughout the projects. Quick responses to requests. Projects were mainly delivered on time, and when something came up out of their control to delay a delivery, there was always good communication.

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    • Custom E-Commerce Web Dev & Design for Consulting Company
      5.0 Oct 2, 2023

      Also they have heavy offshore presence that keeps the cost manageable/low. They have built a fantastic eco system of multiple Apps/capabilities (e.g. Order Management System) that enables to quickly spin up a ecommerce website. What you see is exactly what you get, so no challenges/disappointments with any promise they made.

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    6 of 6 Custom Software Development reviews are 5 stars
    $10,000 – $49,000 avg. project cost

    Custom Software Development PROJECT HIGHLIGHT

    Custom Software Dev & Design for Legal Compliance SaaS Firm

    5.0 — Aroopa has developed and designed a SaaS app for a legal compliance software firm. The team has also implemented various custom features to the app, conducted QA testing, and provided maintenance Read more
    Read 6 Reviews

    Industry Experience

    Aroopa has demonstrated expertise across diverse industries, including Beauty & Cosmetics, Retail, Education, Non-profit, Software, Advertising & Marketing, eCommerce, Consumer Products, and Consulting. Clients praised their adaptability, responsiveness, and value for cost. The overall sentiment is highly positive, highlighting Aroopa's strengths in project management, technical proficiency, and delivery of customized solutions tailored to specific industry needs. This positions Aroopa as a reliable partner for projects in various sectors requiring technical development and support.

    Read All Reviews

    Select Industry to see insights

    Beauty & Cosmetics Retail Education Non-profit Software Advertising & marketing eCommerce Consumer Products Consulting

    View projects from:

    United States (9) India (1)
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  • Outsoft Logotype

    Not yet reviewed

    $1,000+
    $25 - $49 / hr
    50 - 249
    Knoxville, TN

    Services provided

    15% Custom Software Development
    15% AR/VR Development
    15% Mobile App Development +9
    15% Web Development
    10% UX/UI Design
    10% Web Design
    5% E-Commerce Development
    5% Logo
    3% Application Testing
    3% Enterprise App Modernization
    2% IoT Development
    2% Wearable App Development

    Focus Areas

    10% C#
    10% AJAX
    10% Java +10
    10% JavaScript
    10% PHP
    10% SQL
    10% Swift
    5% ASP.NET
    5% C
    5% C++
    5% Objective C
    5% Python
    5% XML

    In Knoxville, Tennessee and Kyiv, Ukraine, Outsoft is a software development firm. The team focuses on Custom Software Development and AR/VR development.

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  • CodeYoddha IT Consulting Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    Freelancer
    Charlottetown, Canada

    Services provided

    25% Custom Software Development
    25% AI Development
    25% Mobile App Development +1
    25% Web Development

    Focus Areas

    25% C#
    25% ASP.NET
    25% JavaScript +1
    25% Python

    In Charlottetown, Canada, CodeYoddha IT Consulting is a small software development company. Their services include Custom Software Development and Artificial Intelligence.

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  • CaJSoft Logotype

    CaJSoft

    Not yet reviewed

    Undisclosed
    Undisclosed
    Freelancer

    Services provided

    30% Custom Software Development
    30% Web Development
    20% E-Commerce Development +1
    20% Web Design

    Focus Areas

    20% C#
    20% PHP
    20% Python +2
    20% Visual Basic
    20% XML

    Software development company CaJSoft is located in Glasgow , Scotland. The team provides Custom Software Development and Web Development.

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  • REDLINE IT, INC. Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    50 - 249
    Newton, MA

    Services provided

    15% Custom Software Development
    20% E-Commerce Development
    20% Mobile App Development +3
    15% Graphic Design
    15% Web Design
    15% Web Development

    Focus Areas

    10% C#
    10% C
    10% C++ +7
    10% HTML5
    10% Java
    10% JavaScript
    10% PHP
    10% Python
    10% SQL
    10% jquery

    REDLINE IT, INC. Is an app development company. Based in Newton, Massachusetts, the company focuses on Mobile App Development and E-Commerce Development.

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  • Renfrow Technologies Logotype

    Renfrow Technologies

    Not yet reviewed

    Undisclosed
    Undisclosed
    Freelancer

    Services provided

    40% Custom Software Development
    40% Mobile App Development
    20% API Development

    Focus Areas

    10% C#
    20% C++
    10% C +6
    10% HTML5
    10% Java
    10% JavaScript
    10% Kotlin
    10% Python
    10% Swift

    Renfrow Technologies is a custom software development firm headquartered in Gilbert, Arizona. They specialize in Custom Software Development and Mobile App Development and were founded in 2017.

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  • TobiVision, Inc. Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    Freelancer
    Ferndale, MI

    Services provided

    20% Custom Software Development
    20% API Development
    20% E-Commerce Development +2
    20% IT Strategy Consulting
    20% Mobile App Development

    Focus Areas

    30% C#
    30% AJAX
    20% JavaScript +1
    20% PHP

    TobiVision, Inc., an IT strategy consulting company, is located in Ferndale, Michigan. They specialize in IT strategy consulting and Custom Software Development.

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  • EKTOS Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    50 - 249
    Viborg, Denmark

    Services provided

    10% Custom Software Development
    40% Contract Manufacturing
    20% Application Testing +3
    10% IoT Development
    10% Product Design
    10% UX/UI Design

    Focus Areas

    15% C#
    20% C++
    20% Python +3
    15% HTML5
    15% Java
    15% JavaScript

    EKTOS is a Contract Manufacturing company. Founded in 2007, the firm is located in Viborg, Denmark and Kharkiv, Ukraine. Their services include Contract Manufacturing and Application Testing.

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  • F1 Consulting & Services Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    50 - 249
    Milano, Italy

    Services provided

    10% Custom Software Development
    10% AR/VR Development
    10% Application Management & Support +7
    10% BI & Big Data Consulting & SI
    10% CRM Consulting and SI
    10% E-Commerce Development
    10% ERP Consulting and SI
    10% Mobile App Development
    10% UX/UI Design
    10% Web Development

    Focus Areas

    15% C#
    15% SQL
    10% ASP.NET +6
    10% HTML5
    10% Java
    10% JavaScript
    10% PHP
    10% Python
    10% jquery

    F1 Consulting & Services is an user experience agency. Founded in 2008, their team focuses on UX/UI Design and BI & big data consulting & SI.

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Every review on Clutch undergoes a rigorous, human-led verification process to make sure it’s valid. Our team of specialists confirms the identity of each reviewer, ensures the project is legitimate, and only publishes reviews that meet our strict criteria.

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We evaluate service providers using a structured methodology that combines:

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This data powers tools like the Leaders Matrix, which helps you compare agencies directly. Our research team curates rankings by weighing verified reviews most heavily, so the most trusted and experienced providers rise to the top.

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Ability to deliver
Focus
Clutch Leaders Matrix

Rollover to see company insights or click a company below for more details.

1 Future Processing
2 Sigma Software Group
3 Trinetix
4 Vega IT
5 10Pearls
6 Software Mind S.A.
7 Abto Software
8 AgileEngine
9 Scalo
10 Leobit
11 Arcanys
12 CSHARK
13 Full Scale
14 Taazaa Inc.
15 Transparity

List of the Top 15 C# Development Companies

  1. Future Processing Logotype

    Future Processing

    $25,000+
    $50 - $99 / hr
    250 - 999
    Gliwice, Poland

    Ability to deliver

    39.5/40.0
    19.6/20 Reviews
    10/10 Clients & Experience
    9.9/10 Market Presence

    Service focus

    45% Custom Software Development
    40% C#
    55% Other
    View Profile Visit Website
  2. Sigma Software Group Logotype

    Sigma Software Group

    $50,000+
    $50 - $99 / hr
    1,000 - 9,999
    L'viv, Ukraine

    Ability to deliver

    38/40.0
    18.2/20 Reviews
    10/10 Clients & Experience
    9.8/10 Market Presence

    Service focus

    25% Custom Software Development
    22% C#
    75% Other
    View Profile Visit Website
  3. Trinetix Logotype

    Trinetix

    $50,000+
    $50 - $99 / hr
    250 - 999
    Nashville, TN

    Ability to deliver

    37/40.0
    17/20 Reviews
    10/10 Clients & Experience
    10/10 Market Presence

    Service focus

    40% Custom Software Development
    70% C#
    60% Other
    View Profile Visit Website
  4. Vega IT Logotype

    Vega IT

    $10,000+
    $50 - $99 / hr
    250 - 999
    Novi Sad, Serbia

    Ability to deliver

    39.2/40.0
    19.6/20 Reviews
    10/10 Clients & Experience
    9.6/10 Market Presence

    Service focus

    60% Custom Software Development
    20% C#
    40% Other
    View Profile Visit Website
  5. 10Pearls Logotype

    10Pearls

    $50,000+
    $25 - $49 / hr
    1,000 - 9,999
    Vienna, VA

    Ability to deliver

    37.6/40.0
    17.8/20 Reviews
    10/10 Clients & Experience
    9.8/10 Market Presence

    Service focus

    30% Custom Software Development
    20% C#
    70% Other
    View Profile Visit Website
  6. Software Mind S.A. Logotype

    Software Mind S.A.

    $50,000+
    $50 - $99 / hr
    1,000 - 9,999
    Kraków, Poland

    Ability to deliver

    39.7/40.0
    20/20 Reviews
    10/10 Clients & Experience
    9.7/10 Market Presence

    Service focus

    15% Custom Software Development
    22% C#
    85% Other
    View Profile Visit Website
  7. Abto Software Logotype

    Abto Software

    $10,000+
    $25 - $49 / hr
    250 - 999
    L'viv, Ukraine

    Ability to deliver

    37.6/40.0
    18/20 Reviews
    10/10 Clients & Experience
    9.6/10 Market Presence

    Service focus

    35% Custom Software Development
    25% C#
    65% Other
    View Profile Visit Website
  8. AgileEngine Logotype

    AgileEngine

    $25,000+
    $25 - $49 / hr
    1,000 - 9,999
    Boca Raton, FL

    Ability to deliver

    39.8/40.0
    20/20 Reviews
    10/10 Clients & Experience
    9.8/10 Market Presence

    Service focus

    30% Custom Software Development
    10% C#
    70% Other
    View Profile Visit Website
  9. Scalo Logotype

    Scalo

    $10,000+
    $50 - $99 / hr
    250 - 999
    Kraków, Poland

    Ability to deliver

    39/40.0
    19.8/20 Reviews
    10/10 Clients & Experience
    9.2/10 Market Presence

    Service focus

    30% Custom Software Development
    20% C#
    70% Other
    View Profile Visit Website
  10. Leobit Logotype

    Leobit

    $25,000+
    $25 - $49 / hr
    50 - 249
    L'viv, Ukraine

    Ability to deliver

    39.6/40.0
    20/20 Reviews
    10/10 Clients & Experience
    9.6/10 Market Presence

    Service focus

    50% Custom Software Development
    20% C#
    50% Other
    View Profile Visit Website
  11. Arcanys Logotype

    Arcanys

    $100,000+
    $25 - $49 / hr
    250 - 999
    Cebu City, Philippines

    Ability to deliver

    38.1/40.0
    19.4/20 Reviews
    10/10 Clients & Experience
    8.7/10 Market Presence

    Service focus

    40% Custom Software Development
    20% C#
    60% Other
    View Profile Visit Website
  12. CSHARK Logotype

    CSHARK

    $50,000+
    $50 - $99 / hr
    250 - 999
    Wrocław, Poland

    Ability to deliver

    35.4/40.0
    15.8/20 Reviews
    10/10 Clients & Experience
    9.6/10 Market Presence

    Service focus

    50% Custom Software Development
    100% C#
    50% Other
    View Profile Visit Website
  13. Full Scale Logotype

    Full Scale

    $50,000+
    $25 - $49 / hr
    250 - 999
    Kansas City, KS

    Ability to deliver

    36.5/40.0
    16.8/20 Reviews
    10/10 Clients & Experience
    9.7/10 Market Presence

    Service focus

    30% Custom Software Development
    30% C#
    70% Other
    View Profile Visit Website
  14. Taazaa Inc. Logotype

    Taazaa Inc.

    $50,000+
    $50 - $99 / hr
    250 - 999
    Hudson, OH

    Ability to deliver

    36.5/40.0
    17/20 Reviews
    9.8/10 Clients & Experience
    9.7/10 Market Presence

    Service focus

    30% Custom Software Development
    30% C#
    70% Other
    View Profile Visit Website
  15. Transparity Logotype

    Transparity

    $10,000+
    $100 - $149 / hr
    250 - 999
    London, England

    Ability to deliver

    37.8/40.0
    18.6/20 Reviews
    10/10 Clients & Experience
    9.2/10 Market Presence

    Service focus

    20% Custom Software Development
    45% C#
    80% Other
    View Profile Visit Website
  16. ELEKS Logotype

    ELEKS

    $25,000+
    $50 - $99 / hr
    1,000 - 9,999
    Tallinn, Estonia

    Ability to deliver

    36.2/40.0
    16.2/20 Reviews
    10/10 Clients & Experience
    10/10 Market Presence

    Service focus

    50% Custom Software Development
    20% C#
    50% Other
    View Profile Visit Website
  17. EXLRT Logotype

    EXLRT

    $10,000+
    $50 - $99 / hr
    50 - 249
    Naarden, Netherlands

    Ability to deliver

    36.2/40.0
    17.6/20 Reviews
    10/10 Clients & Experience
    8.6/10 Market Presence

    Service focus

    40% Custom Software Development
    50% C#
    60% Other
    View Profile Visit Website
  18. Pell Software Logotype

    Pell Software

    $1,000+
    $100 - $149 / hr
    10 - 49
    Denver, CO

    Ability to deliver

    37/40.0
    18/20 Reviews
    10/10 Clients & Experience
    9.1/10 Market Presence

    Service focus

    70% Custom Software Development
    40% C#
    30% Other
    View Profile Visit Website
  19. Maruti Techlabs Logotype

    Maruti Techlabs

    $25,000+
    $25 - $49 / hr
    250 - 999

    Ability to deliver

    35.9/40.0
    16/20 Reviews
    10/10 Clients & Experience
    9.9/10 Market Presence

    Service focus

    30% Custom Software Development
    30% C#
    70% Other
    View Profile Visit Website
  20. 99x Logotype

    99x

    $25,000+
    $25 - $49 / hr
    250 - 999
    Vitória, Brazil

    Ability to deliver

    39.3/40.0
    19.6/20 Reviews
    10/10 Clients & Experience
    9.7/10 Market Presence

    Service focus

    50% Custom Software Development
    10% C#
    50% Other
    View Profile Visit Website
  21. Iversoft Logotype

    Iversoft

    $50,000+
    $150 - $199 / hr
    10 - 49
    Ottawa, Canada

    Ability to deliver

    37.4/40.0
    17.8/20 Reviews
    10/10 Clients & Experience
    9.6/10 Market Presence

    Service focus

    35% Custom Software Development
    100% C#
    65% Other
    View Profile Visit Website
  22. Facile Technolab Logotype

    Facile Technolab

    $1,000+
    < $25 / hr
    50 - 249
    Ahmedabad, India

    Ability to deliver

    37.3/40.0
    18.4/20 Reviews
    9.6/10 Clients & Experience
    9.3/10 Market Presence

    Service focus

    60% Custom Software Development
    30% C#
    40% Other
    View Profile Visit Website
  23. VOLO Logotype

    VOLO

    $50,000+
    $50 - $99 / hr
    250 - 999
    Yerevan, Armenia

    Ability to deliver

    34.6/40.0
    16.6/20 Reviews
    10/10 Clients & Experience
    8/10 Market Presence

    Service focus

    40% Custom Software Development
    40% C#
    60% Other
    View Profile Visit Website
  24. Haefele Software Logotype

    Haefele Software

    $10,000+
    $25 - $49 / hr
    50 - 249
    Cape Town, South Africa

    Ability to deliver

    35.8/40.0
    16.6/20 Reviews
    10/10 Clients & Experience
    9.2/10 Market Presence

    Service focus

    40% Custom Software Development
    55% C#
    60% Other
    View Profile Visit Website
  25. Solwit SA Logotype

    Solwit SA

    $5,000+
    $25 - $49 / hr
    250 - 999
    Gdańsk, Poland

    Ability to deliver

    36/40.0
    16.4/20 Reviews
    10/10 Clients & Experience
    9.6/10 Market Presence

    Service focus

    40% Custom Software Development
    25% C#
    60% Other
    View Profile Visit Website
  27. Rushkar Technology Private Limited Logotype

    Rushkar Technology Private Limited

    $5,000+
    < $25 / hr
    50 - 249
    Ahmedabad, India

    Ability to deliver

    39.4/40.0
    19.4/20 Reviews
    10/10 Clients & Experience
    10/10 Market Presence

    Service focus

    30% Custom Software Development
    30% C#
    70% Other
    View Profile Visit Website
  28. Superscript Systems Ltd Logotype

    Superscript Systems Ltd

    $25,000+
    $50 - $99 / hr
    10 - 49
    Langhorne, PA

    Ability to deliver

    36.2/40.0
    18/20 Reviews
    10/10 Clients & Experience
    8.2/10 Market Presence

    Service focus

    40% Custom Software Development
    65% C#
    60% Other
    View Profile Visit Website
  29. UplineSoft Logotype

    UplineSoft

    $5,000+
    $25 - $49 / hr
    250 - 999
    New York, NY

    Ability to deliver

    38.6/40.0
    20/20 Reviews
    10/10 Clients & Experience
    8.6/10 Market Presence

    Service focus

    60% Custom Software Development
    10% C#
    40% Other
    View Profile Visit Website
  30. UNECOS SOLUTIONS Logotype

    UNECOS SOLUTIONS

    $5,000+
    $50 - $99 / hr
    10 - 49
    Rīga, Latvia

    Ability to deliver

    33.9/40.0
    16.6/20 Reviews
    10/10 Clients & Experience
    7.3/10 Market Presence

    Service focus

    60% Custom Software Development
    60% C#
    40% Other
    View Profile Visit Website

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C# Developer FAQs

C# development companies help businesses and organizations build modern software using C#, a general-purpose high-level programming language known for creative, scalable, and robust solutions. They work closely with the client to design, deploy, and optimize cutting-edge applications. These service providers are primarily focused on .NET environment-based development, ensuring that the software runs seamlessly on different platforms such as desktop, mobile, and/or cloud.

Most C# development providers also leverage several key technologies crucial to the C# environment, including Azure, SQL Server, and Xamarin. Essentially, they aim to create bespoke software that’s efficient, reliable, and cost-effective.

C# development companies offer a vast range of services, from comprehensive software development to deployment and optimization. Here are some services you can expect:

  • Custom C# software design and development
  • Web application development
  • Mobile application development
  • Cloud-based application development
  • Migration and modernization
  • Performance optimization and maintenance
  • QA testing
  • Third-party API integration

When choosing the right service provider, look for one with proven expertise in the type of service you need.

Choosing the right C# development firm can be difficult, considering the number of options available in the market. Having a clear understanding of your project’s unique requirements, budget limitations, and goals, as well as knowing the key factors to consider, is crucial to narrowing your options. Here are some key criteria to consider:

  • Proven C#/.NET expertise
  • Certifications
  • Tech stack compatibility
  • Security and compliance
  • Team structure
  • Communication and collaboration fit

Additionally, you can find out more about the best C# development companies on Clutch by carefully assessing the verified client reviews and case studies we have collected. The filters and resources we’ve prepared can also help you confidently make an informed agency decision.

  • What is your experience with C#, .NET, and other key technologies required for our project?
  • Have you worked on a past project that is similar to ours?
  • How do you handle code QA testing and CI/CD?
  • Can you tell us how your team handles sensitive data, authentication, and authorization?
  • How do you handle post-launch support and maintenance?
  • What is your communication and reporting process?

Asking crucial questions can help you assess their work and ensure they align with your needs. Don’t hesitate to ask follow-up questions or clarifications on any point when you discuss your project with them.

The cost of hiring a professional C# development company typically range from $25 to $49 per hour; however, a myriad of factors influence the price, including the type and complexity of the software, the size of the team, and the scope of the project.

Additionally, the service providers’ location plays a huge part in determining costs. For instance, developers based in the United States and Western Europe may charge between $100 – $149 per hour, while those based in the Philippines, Ukraine, and Mexico charge $25 – $49 per hour. Find out more about C# and software development pricing here: Software Development Company Pricing Guide

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