Home Blockchain United States Connecticut

Top Blockchain Companies & Developers in Connecticut

Ratings Updated: May 16, 2026

We verify reviews and evaluate companies so you can choose with confidence. We may earn a fee for some placements. Learn how Clutch ensures trust

All Companies Leaders Matrix Pricing Services Guide

Get Matched

1 Leaders 12 Contenders

13 Companies

Country: United States

State: Connecticut

List of the Top Connecticut Blockchain Development Companies

Sponsored

Featured

What are Featured Providers?
RedDuck

5.0 13 reviews

$10,000+

$50 - $99 / hr

10 - 49

Serves Connecticut

Services provided

100% Blockchain

RedDuck is a blockchain development company specializing in delivering comprehensive blockchain solutions, including smart contract development, distributed ledger technology, and decentralized application (DApp) development. Clients consistently praise their technical precision, proactive communication, and ability to deliver projects on time, with a 100% satisfaction rate highlighted across multiple reviews. Their expertise in blockchain technology and strategic product development is noteworthy.

See all 13 projects
Reviews mention Transparent
Clients have consistently praised RedDuck for their transparency throughout the project lifecycle. One CEO noted that RedDuck provided regular progress updates and was transparent about any necessary adjustments. Clear and responsive communication was highlighted, with feedback being quickly implemented. The overall sentiment reflects a strong appreciation for RedDuck's professionalism and adaptability, establishing them as a reliable development partner that prioritizes client engagement and satisfaction.

Blockchain Development for FinTech Company

5.0 Apr 23, 2025

RedDuck demonstrated excellent project management throughout the engagement. They provided regular progress updates, stuck closely to the development timeline, and were transparent about any adjustments. Communication was clear and responsive — our feedback was always taken into account, and changes were implemented quickly.
Read Full Review

Read All Reviews

Was this helpful?

Industry Experience

RedDuck demonstrates significant expertise in the Financial Services, Gaming, and Logistics industries, with strong feedback highlighting their proficiency in blockchain development, smart contracts, and project management. Clients praised their ability to deliver secure, efficient solutions tailored to complex requirements, particularly in DeFi and tokenization projects. Overall sentiment is highly positive, particularly within Financial Services, where they are recognized for their innovative approaches and strategic insights, making them a suitable partner for companies in these sectors.
Read All Reviews

Select Industry to see insights

Financial services Other Industry Logistics & Supply Chain Gaming

Was this helpful?

More responsive than most other service providers

RedDuck is very responsive
They are a great candidate to start a conversation with. Send them a short message or project inquiry.
Get in Touch

Was this helpful?

View projects from:

Germany (1) India (1) South Africa (1) Thailand (1) Ukraine (1) United States (1) England (1)

Was this helpful?
View Profile Visit Website
Shamlatech

5.0 14 reviews

$5,000+

$50 - $99 / hr

50 - 249

Hamden, CT

Services provided

40% Blockchain

35% Web Development

10% Mobile App Development +2 services

10% Wearable App Development

5% Custom Software Development

Shamlatech is a blockchain development company excelling in creating secure and scalable platforms, smart contracts, and decentralized applications. They have received overwhelmingly positive feedback, with 100% of clients praising their project management, commitment to deadlines, and proactive communication. Many clients (75%) highlighted their innovative solutions, aligning perfectly with client objectives and enhancing product functionality and security.

See all 14 projects
Reviews mention Exceptional performance
Shamlatech demonstrated exceptional performance in developing a secure and scalable blockchain platform for MacWilco Entertainment. Clients praised their organized project management, timely deliveries, and responsiveness to feedback. The platform's successful launch and user engagement, driven by AI tools and effective fraud detection, showcased Shamlatech's capability. One client noted, 'It felt less like working with an outside vendor and more like having an extension of our own team,' highlighting their collaborative approach and support throughout the project.

Blockchain Platform Development for Media Company

5.0 Sep 3, 2025

The platform went live on time and has stayed stable since launch. Fans responded well to the blockchain features, especially the AI tools that personalize recommendations and improve engagement. The fraud detection system flagged suspicious activity early, which protected both our users and our brand. Since launch, adoption and user interaction have grown steadily, showing that the platform is building trust and creating real value for our entertainment audience.
Read Full Review

Read All Reviews

Was this helpful?
4 of 4 Blockchain reviews are 5 stars

2 new reviews for Blockchain in past 6 months

$50,000 – $199,999 avg. project cost

Blockchain PROJECT HIGHLIGHT

Blockchain Strategy for IT Consulting Services Company
5.0 — Shamlatech developed a distinctive branded meme coin for an IT consulting services company. The scope included designing and implementing tailored AI solutions and developing cutting-edge LLM Read more
Read 4 Reviews

Was this helpful?

Industry Experience

Shamlatech has demonstrated expertise across various industries including IT Services, Engineering, Wellness & Fitness, Real Estate, Financial Services, and Arts & Entertainment. Clients praised their innovative solutions in blockchain applications, user-friendly interface design, and effective project management. The overall sentiment is highly positive, with notable strengths in responsiveness, creativity, and alignment with client goals, making them a suitable partner for organizations looking to enhance technological capabilities and user engagement.
Read All Reviews

Select Industry to see insights

Real estate IT Services Engineering Wellness & Fitness Financial services Arts, entertainment & music

Was this helpful?

Average Project Cost Breakdown

$10,000 to $49,000 (5) $50,000 to $199,999 (1) $200,000 to $999,999 (1)

What Clients Have Said
Clients consistently praised Shamlatech for providing excellent value for money, with multiple reviews highlighting that their pricing fit within budgets while delivering high-quality results. For instance, one client noted, 'Good value for cost,' and another emphasized, 'Pricing fit our budget.' Overall, the sentiment regarding cost-effectiveness is positive, with clients feeling that Shamlatech's services exceeded their expectations without compromising on quality.
Read All Reviews

Was this helpful?
View Profile
Fitzner Consulting

Not yet reviewed

$25,000+

$200 - $300 / hr

2 - 9

Middletown, CT

Services provided

70% Blockchain

15% Business Consulting

10% Financial Consulting +1 service

5% Content Marketing

Fitzner Consulting is a Blockchain company based in Middletown, Connecticut. Launched in 2016, the team provides Blockchain and Business Consulting.
Read more

View Profile
Lippincott Van Lines

Not yet reviewed

Undisclosed

Undisclosed

50 - 249

Winsted, CT

Services provided

20% Blockchain

20% Conversion Optimization

20% Corporate Relocation +2 services

20% Trucking

20% Warehousing & Distribution

Conversion Optimization company Lippincott Van Lines was established in 2024. The agency provides Conversion Optimization and Blockchain, and is midsize.
Read more

View Profile

Share your project goals, and we’ll connect you with verified partners who fit your budget and timeline.

Get My Matches

Pixel Glume

Not yet reviewed

Undisclosed

Undisclosed

10 - 49

Darien, CT

Services provided

20% Blockchain

20% AR/VR Development

20% Mobile App Development +2 services

20% Trucking

20% Web Development

Pixel Glume is a website development company. They are located in Darien, Connecticut and have small team. They offer Web Development and Mobile App Development.
Read more

View Profile
Web3 Heroes

Not yet reviewed

Undisclosed

Undisclosed

2 - 9

Burlington, CT

Services provided

50% Blockchain

50% Blockchain Marketing

Launched in 2023, Web3 Heroes is a Blockchain and Blockchain Marketing company. The team provides Blockchain and Blockchain Marketing and is located in Burlington, Connecticut.
Read more

View Profile
END-Labs

Not yet reviewed

Undisclosed

Undisclosed

Freelancer

Greenwich, CT

Services provided

50% Blockchain

30% API Development

20% Blockchain Marketing

END-Labs, a small Blockchain company, is based in New York City, New York and Greenwich, Connecticut. Their services include Blockchain and API Development.
Read more

Greenwich, CT

12 Havemeyer Place
Greenwich, CT 06830

See All Locations (2)

Was this helpful?

View Profile
Financial Strategies Investment Advisor Services

Not yet reviewed

Undisclosed

Undisclosed

2 - 9

Bethel, CT

Services provided

20% Blockchain

40% Financial Advising & Planning

40% Financial Consulting

Financial Strategies Investment Advisor Services is a small Financial Advising & Planning company based in Bethel, Connecticut. The team offers Financial Advising & Planning and Financial
Read more

View Profile
FundLogic LLC

Not yet reviewed

Undisclosed

Undisclosed

2 - 9

Stamford, CT

Services provided

20% Blockchain

80% Commercial Financing

FundLogic LLC is a small Stamford, Connecticut-based Commercial Financing company. The team focuses on Commercial Financing and Blockchain.
Read more

View Profile
Chateaux

Not yet reviewed

Undisclosed

Undisclosed

10 - 49

Norwalk, CT

Services provided

10% Blockchain

10% AI Development

10% Cloud Consulting & SI +7 services

10% E-Commerce Development

10% IT Managed Services

10% IoT Development

10% Mobile App Development

10% Other IT Consulting and SI

10% UX/UI Design

10% Web Development

Chateaux is a small user experience design agency launched in 1985. Their team focuses on UX/UI Design and cloud consulting & SI.
Read more

View Profile
Clarus Tech Partners

Not yet reviewed

Undisclosed

Undisclosed

2 - 9

Stamford, CT

Services provided

10% Blockchain

10% Application Management & Support

10% Application Testing +7 services

10% Branding

10% Business Consulting

10% Conversion Optimization

10% Cybersecurity

10% IoT Development

10% Mobile App Development

10% Web Development

Clarus Tech Partners is a branding company founded in 2018. The team focuses on Branding and Conversion Optimization and is in New York, New York and West Palm Beach, Florida.
Read more

Stamford, CT

Soundview Plaza, 1266 E Main Street Suite 700R
Stamford, CT 06902
6 - 9

+1.646.926.3850

See All Locations (3)

Was this helpful?

View Profile
Venus Technology Ventures, Inc.

Not yet reviewed

Undisclosed

Undisclosed

2 - 9

Stamford, CT

Services provided

30% Blockchain

30% Mobile App Development

20% AI Consulting +1 service

20% AI Development

In Stamford, Connecticut, Venus Technology Ventures, Inc. Is an app development firm. The team specializes in Mobile App Development and Blockchain.
Read more

View Profile
Delonti

Not yet reviewed

Undisclosed

Undisclosed

2 - 9

Groton, CT

Services provided

20% Blockchain

20% AI Consulting

20% AI Development +2 services

20% Cloud Consulting & SI

20% IoT Development

Delonti is a cloud consulting & SI company headquartered in Groton, Connecticut. They offer cloud consulting & SI and IoT development and were launched in 1998.
Read more

View Profile
Confident Financial Solutions, LLC

Not yet reviewed

Undisclosed

Undisclosed

2 - 9

Cheshire, CT

Services provided

10% Blockchain

30% Financial Advising & Planning

30% Financial Consulting +1 service

30% Funding & Investment

Headquartered in Cheshire, Connecticut, Confident Financial Solutions, LLC is a small Financial Advising & Planning company. The team focuses on Financial Advising & Planning and Funding &
Read more

View Profile

Tell us what you need — we’ll match you with top agencies in minutes.

Get My Matches

Why Trust Clutch

At Clutch, we believe trust is the foundation of every business relationship. Our mission is to help buyers make confident, data-backed decisions informed by real client experiences.

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.

Verification doesn’t stop at the point of publication. Our Trust & Safety team routinely audits older reviews against our guidelines. When reviews fall short of our standards, we remove them.

We evaluate service providers using a structured methodology that combines:

In-depth client interviews and ratings
Comprehensive project details
Market presence
Portfolio examples and industry recognition

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.

Using this unique combination of verified client feedback and provider-supplied insights, Clutch distills the most important details into clear, digestible summaries so you have everything you need to make confident, informed decisions quickly.

We take fraud seriously. Providers who violate our guidelines may face lower rankings, restricted visibility, or removal from the platform altogether.

Clutch’s commitment to transparency is ongoing. We’re constantly refining our systems to protect the integrity of reviews and support you in finding the right agency.

Ability to deliver

Focus

Proven

Market Leaders

Emerging

Niche

Clutch Leaders Matrix

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

1 Shamlatech

A Clutch Leaders Matrix provides a broad view of the top-performing companies in a particular service or location. Each company featured in a Leaders Matrix is evaluated based on Focus and Ability to Deliver. The size of each circle indicates that company’s size.

By using verified reviews, focused service details, and real project data, the Leaders Matrix highlights companies that consistently deliver and stand out from the rest. Each company’s position is based on how well they focus on a service area and how consistently they deliver results, helping you make informed, confident decisions. Learn More

Focus (x-axis)

Focus accounts for a company’s specialization within a certain service.

Ability to Deliver (y-axis)

Ability to Deliver considers three criteria:

Client feedback and reviews
Work experience and previous projects
Market presence and reputation in the industry

List of the Top 1 Connecticut Blockchain Development Companies

Shamlatech

$5,000+

$50 - $99 / hr

50 - 249

Hamden, CT

Ability to deliver

24.9/40.0

17.2/20 Reviews

2.1/10 Clients & Experience

5.6/10 Market Presence

Service focus

40% Blockchain

60% Other

View Profile Visit Website
Fitzner Consulting

$25,000+

$200 - $300 / hr

2 - 9

Middletown, CT

Ability to deliver

4.6/40.0

0/20 Reviews

0.6/10 Clients & Experience

4/10 Market Presence

Service focus

70% Blockchain

30% Other

View Profile Visit Website
Lippincott Van Lines

Undisclosed

Undisclosed

50 - 249

Winsted, CT

Ability to deliver

5.5/40.0

0/20 Reviews

0/10 Clients & Experience

5.5/10 Market Presence

Service focus

20% Blockchain

80% Other

View Profile Visit Website
Pixel Glume

Undisclosed

Undisclosed

10 - 49

Darien, CT

Ability to deliver

5.5/40.0

0/20 Reviews

0/10 Clients & Experience

5.5/10 Market Presence

Service focus

20% Blockchain

80% Other

View Profile Visit Website
Web3 Heroes

Undisclosed

Undisclosed

2 - 9

Burlington, CT

Ability to deliver

0/40.0

0/20 Reviews

0/10 Clients & Experience

0/10 Market Presence

Service focus

50% Blockchain

50% Other

View Profile Visit Website
END-Labs

Undisclosed

Undisclosed

Freelancer

Greenwich, CT

Ability to deliver

0/40.0

0/20 Reviews

0/10 Clients & Experience

0/10 Market Presence

Service focus

50% Blockchain

50% Other

View Profile Visit Website
Financial Strategies Investment Advisor Services

Undisclosed

Undisclosed

2 - 9

Bethel, CT

Ability to deliver

0/40.0

0/20 Reviews

0/10 Clients & Experience

0/10 Market Presence

Service focus

20% Blockchain

80% Other

View Profile Visit Website
FundLogic LLC

Undisclosed

Undisclosed

2 - 9

Stamford, CT

Ability to deliver

0/40.0

0/20 Reviews

0/10 Clients & Experience

0/10 Market Presence

Service focus

20% Blockchain

80% Other

View Profile Visit Website
Chateaux

Undisclosed

Undisclosed

10 - 49

Norwalk, CT

Ability to deliver

0/40.0

0/20 Reviews

0/10 Clients & Experience

0/10 Market Presence

Service focus

10% Blockchain

90% Other

View Profile Visit Website
Clarus Tech Partners

Undisclosed

Undisclosed

2 - 9

Stamford, CT

Ability to deliver

0/40.0

0/20 Reviews

0/10 Clients & Experience

0/10 Market Presence

Service focus

10% Blockchain

90% Other

View Profile Visit Website
Venus Technology Ventures, Inc.

Undisclosed

Undisclosed

2 - 9

Stamford, CT

Ability to deliver

0/40.0

0/20 Reviews

0/10 Clients & Experience

0/10 Market Presence

Service focus

30% Blockchain

70% Other

View Profile Visit Website
Delonti

Undisclosed

Undisclosed

2 - 9

Groton, CT

Ability to deliver

0/40.0

0/20 Reviews

0/10 Clients & Experience

0/10 Market Presence

Service focus

20% Blockchain

80% Other

View Profile Visit Website
Confident Financial Solutions, LLC

Undisclosed

Undisclosed

2 - 9

Cheshire, CT

Ability to deliver

0/40.0

0/20 Reviews

0/10 Clients & Experience

0/10 Market Presence

Service focus

10% Blockchain

90% Other

View Profile Visit Website

Similar Categories

Related Services

AR/VR in Connecticut IoT in Connecticut DOTNET in Connecticut Software Testing in Connecticut Web Developers in Connecticut Software Developers in Connecticut Mobile App Development in Connecticut Artificial Intelligence in Connecticut

Specialties

Decentralized Finance Ethereum Initial Coin Offering Consulting Metaverse Development Smart Contract Auditing Smart Contract Development Tokenization web3

Nearby Locations

Blockchain in New York City Blockchain in Bridgeport Blockchain in Providence Blockchain in Boston Blockchain in Hartford Blockchain in Rochester

Get matched with the 5 best-fit agencies for your project—in 4 minutes or less.

Top Blockchain Companies & Developers in Connecticut

List of the Top Connecticut Blockchain Development Companies

Reviews mention Transparent

Blockchain Development for FinTech Company

Industry Experience

Select Industry to see insights

RedDuck is very responsive

Reviews mention Exceptional performance

Blockchain Platform Development for Media Company

Blockchain Strategy for IT Consulting Services Company