• Post a Project

Build Smart. Scale Fast. Powered by AI

We build, modernize, and scale award-winning digital solutions across Web, Mobile, Cloud, AI/GenAI, Data & Emerging Technologies.

BSE-Listed • 1000+ Experts • 50+ Technologies • 250+ Global Clients • 50+ Awards • ISO 27001 & SOC II Certified

Global Track Record: Trusted by Cinepolis, Consumer Reports, BD, BASF, DPD, Savills, Veolia and many more.

What We Do

AI & Data
GenAI (RAG, AI Agents, Copilots), LLM Engineering, Intelligent Automation, Data Platforms & Analytics

  • Min project size
    $5,000+
  • Hourly rate
    $25 - $49 / hr
  • Employees
    250 - 999
  • Locations
    Kolkata, India
  • Year founded
    Founded 2012
  • Languages
  • Timezones

5 Languages that we service

  • English
  • Spanish
  • Bengali
  • Hindi
  • Arabic

13 Timezones that we service

ACT
Australia Central Time (ACT)
AET
Australia Eastern Time (AET)
CET
Central European Time (CET)
CST
Central Standard Time (CST)
EST
Eastern Standard Time (EST)
EET
Eastern European Time (EET)
GMT
Greenwich Mean Time (GMT)
IST
India Standard Time (IST)
MET
Middle East Time (MET)
MST
Mountain Standard Time (MST)
NST
New Zealand Standard Time (NST)
PST
Pacific Standard Time (PST)
UTC
Universal Coordinated Time (UTC)

2 Locations

  • Kolkata , India
  • Gurugram , India

No have been added yet...

    Pricing Snapshot

    Min. project size $5,000+
    Avg. hourly rate $25 - $49 /hr
    Rating for cost 4.8 /5

    What Clients Have Said

    Capital Numbers offers competitive pricing and good value for cost. Clients report satisfaction with project management, timely deliveries, and professional communication. Specific project costs vary, with some engagements around $10,000 to $100,000, reflecting a range of client sizes and project complexities.

    This summary is based on verified Clutch reviews.

    Most Common Project Size

    < $10,000 based on 185 reviews
    < $10,000 $10,000 - $49,999 $50,000 - $199,999 > $200,000

    Select a service to see pricing information

    Capital Numbers Review Insights

    Overall Review Rating

    4.8
    • Quality 4.8
    • Schedule 4.7
    • Cost 4.8
    • Willing to Refer 4.8

    Top Mentions

    Review Highlights

    • Strong Technical Support and Problem-Solving Skills

      Capital Numbers is frequently commended for their strong technical support and problem-solving skills. Clients appreciate the team's ability to quickly address issues and provide effective solutions, which enhances project outcomes.

    • Challenges with Timeliness and Resource Management

      While many clients report timely delivery, some reviews mention delays in project completion and issues with resource allocation. This suggests a need for improvement in managing timelines and ensuring consistent resource availability.

    • Strong Client Relationships and Long-Term Engagements

      Capital Numbers has successfully fostered long-term relationships with clients, who often return for additional projects. Clients value the team's commitment to understanding their needs and providing tailored solutions, which has led to ongoing partnerships.

    • Innovative Solutions and Technical Creativity

      Clients have praised Capital Numbers for their innovative solutions and technical creativity, particularly in complex projects. This ability to think outside the box and provide unique solutions is a key strength highlighted in several reviews.

    • Effective Communication and Project Management

      Capital Numbers is consistently commended for their clear communication and effective project management. Clients appreciate the team's responsiveness and the use of project management tools, which help maintain transparency and ensure projects stay on track.

    • Technical Expertise and Quality Deliverables

      Reviews highlight Capital Numbers' technical expertise and ability to deliver high-quality work. Clients from various industries have noted the team's proficiency in web development, app development, and other technical services, resulting in successful project outcomes.

    Capital Numbers Reviews

    Submit a Review
    All Filters

    0 selected

    Sort by
    Services
    Project Cost
    Industry
    Location

    Web App Dev & Maintenance for Golden Thread Mgmt Consultancy

    • Application Management & Support Custom Software Development Mobile App Development
    • Confidential
    • Dec. 2023 - Ongoing
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    4.5
    Willing to Refer
    5.0

    "They have an excellent project management process."

    Aug 7, 2024
    Director of Digital Solutions, Atiresh Ltd
    Marigold Beaver
    Verified
    • Other industries
    • United Kingdom
    • 1-10 Employees
    • Online Review
    • Verified

    Capital Numbers has developed a golden thread management consultancy's web app for high-rise building residents that aligns with the latest UK legislation. The team also provides web app maintenance.

    Web Development & UX/UI Design for Landscaping Co

    • UX/UI Design Web Development
    • Less than $10,000
    • May - Aug. 2024
    5.0
    Quality
    5.0
    Schedule
    4.5
    Cost
    5.0
    Willing to Refer
    5.0

    "They were perfect."

    Jul 24, 2024
    Owner, Landscaping Co
    Alex Ch
    • Other industries
    • West - USA
    • Online Review

    Capital Numbers provided website development services for a landscaping company. The team also designed the site's UX/UI to improve the client's business.

    Server PHP Script Update for Nonprofit

    • Application Management & Support
    • Confidential
    • June - July 2024
    4.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    4.0
    Willing to Refer
    5.0

    "Capital Numbers ensures they communicate well with the team and client to ensure understanding."

    Jul 17, 2024
    I.T. Manager, Nonprofit
    Anonymous
    Verified
    • Non-profit
    • Singapore
    • 51-200 Employees
    • Online Review
    • Verified

    Capital Numbers provided application management and support for a nonprofit. The team was responsible for updating the PHP server scripts to the latest stable version.

    Logo Design & Web Development for Pharmaceutical R&D Platform

    • Logo Web Design Web Development
    • Confidential
    • Sep. 2023 - June 2024
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "I felt like I could trust the Capital Numbers team."

    Jun 30, 2024
    Sr. UI/UX Designer, Scieline
    Erika Galili
    • Information technology
    • Israel
    • 11-50 Employees
    • Online Review

    Capital Numbers designed and developed a website for a Pharmaceutical R&D platform. The team was also responsible for designing a brand book and company logo.

    Web Development for Media Company

    • Web Development
    • Confidential
    • Jan. - Apr. 2024
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "Their team produced a great website and was very helpful."

    Jun 18, 2024
    Managing Director, Media Company
    Anonymous
    Verified
    • Media
    • Sheridan, Wyoming
    • 1-10 Employees
    • Online Review
    • Verified

    Capital Numbers built a WordPress website for a media company. The team was responsible for adding pop-ups, connecting the site to ActiveCampaign, and ensuring the website was mobile-friendly. 

    Custom Software Development for B2B Gaming Provider

    • DevOps Managed Services Web Development
    • Confidential
    • Jan. 2021 - June 2024
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "They delivered all their work on time and took great care in their performance."

    Jun 7, 2024
    CEO, 20SHOTS
    Jacob Kalms
    Verified
    • Gambling
    • City of London, England
    • 11-50 Employees
    • Online Review
    • Verified

    A B2B gaming provider hired Capital Numbers for custom software development services. The team was responsible for providing DevOps and front- and backend developers to manage the client's AWS environment. 

    Web Dev for Social Enterprise Consultancy

    • Web Development
    • Less than $10,000
    • June 2024
    4.5
    Quality
    5.0
    Schedule
    4.5
    Cost
    5.0
    Willing to Refer
    4.5

    "Their web development team is very competent."

    May 17, 2024
    Head of Tech, Global Ventures LTD
    Mustafa Tubaileh
    Verified
    • Other industries
    • United Arab Emirates
    • 11-50 Employees
    • Online Review
    • Verified

    Capital Numbers provided web development services for a social enterprise consultancy. The team assisted the client in resolving technical issues related to two of their projects.

    Web & Mobile App Dev for Energy Solutions Company

    • Custom Software Development Mobile App Development Web Development
    • $10,000 to $49,999
    • Apr. 2023 - Jan. 2024
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "Srijeeb ensured that all our requirements were properly collected and handled by the developers."

    Apr 4, 2024
    CTO, Energy Solutions Company
    Anonymous
    • Energy & natural resources
    • City of London, England
    • 1-10 Employees
    • Online Review

    Capital Numbers worked with an energy solutions company to develop a mobile app and a website from scratch. The project included custom software development.

    Web Development for Telehealth Platform

    • Web Development
    • $10,000 to $49,999
    • Aug. 2023 - Mar. 2024
    5.0
    Quality
    5.0
    Schedule
    5.0
    Cost
    5.0
    Willing to Refer
    5.0

    "Any emailed questions were answered within 24 hours."

    Apr 3, 2024
    Operations Manager, Immediate Providers
    Anonymous
    • Other industries
    • Houston, Texas
    • 1-10 Employees
    • Online Review

    Capital Numbers created a new frontend and made some backend changes for a telehealth platform.

    Website Maintenance & Support for Management Consulting Co

    • Application Management & Support Web Development
    • Confidential
    • Mar. 2022 - Feb. 2024
    4.5
    Quality
    4.5
    Schedule
    4.5
    Cost
    5.0
    Willing to Refer
    5.0

    "It was comforting to be able to reach out directly to the developers who were assigned to our project."

    Apr 3, 2024
    Corporate Strategy - Web Tech Mgr, Management Consulting Co
    Anonymous
    Verified
    • Other industries
    • El Segundo, California
    • 201-500 Employees
    • Online Review
    • Verified

    Capital Numbers provided website maintenance and support to a management consulting firm. They regularly maintained and optimized the performance of the client's two corporate websites.

    Our Story

    Founded in 2012, Capital Numbers was built to bridge the gap between business ambition and complex technology. We simplify digital transformation with a client-first approach, innovation at the core, and enterprise-grade security. Led by a decade-strong leadership team, we build lasting partnerships and deliver measurable outcomes. Beyond business, we are committed to creating impact through initiatives in food, health, and education.

    Clutch verification provides an additional layer of data to help you make the right purchasing decision of business services.

    Learn More
    Verified Client Reviews
    186
    Overall Review Rating
    4.8
    Source
    Clutch
    Last Updated
    June 2, 2026

    Business Entity

    Business Entity Name CAPITALNUMBERS INFOTECH PRIVATE LIMITED
    Source Government of India Ministry of Corporate Affairs
    Jurisdiction of Formation India
    Date of Formation July 10, 2012
    Status Active
    Last Updated February 20, 2022
    ID U72200WB2012PTC183599

    Credit Report Results

    International Credit Risk Assessment Moderate Risk
    Source Creditsafe
    Last Updated January 1, 2022
    Learn More About The Clutch Verification Process

    Locations (2)

    Mani Casadona, Unit No 8E4, Action Area #2 F, New Town, Kolkata 700156, West Bengal, India KolkataIndia 700160

    501 - 750

    Contact Capital Numbers

    If you’re not seeing exactly what you need here, send this company a custom message. You can talk about your project needs, price, and timeline to get started on your project.

    Connect with Capital Numbers on Social

    Get connected to see updates from Capital Numbers like new case studies, latest reviews, their latest masterpieces in their portfolio, delivered straight to you.

    Cubexo

    (1)
    Cubexo Logotype

    RajNandani choubey

    Emerald Green Media

    (1)
    Emerald Green Media Logotype

    Stevie Haughey

    Fotostudio Paul Königer

    (1)
    Fotostudio Paul Königer Logotype

    Paul Koeniger

    Gadre Infotech Pvt. Ltd.

    (1)
    Gadre Infotech Pvt. Ltd. Logotype

    Shalaka Teli

    shellinfotech

    (1)
    shellinfotech Logotype

    Joshua Bailon

    Veolia

    (1)
    Veolia Logotype

    Nikola Pejak

    Additional Connections

    (10)