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Top Blockchain Companies & Developers in London

Ratings Updated: September 1, 2026
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7 Companies

Country: Canada
Province: Ontario
City: London

List of the Top London Blockchain Development Companies

  • Featured

    What are Featured Providers?

    RedDuck Logotype

    RedDuck

    5.0 15 reviews
    Verified
    $5,000+
    $50 - $99 / hr
    10 - 49
    Serves London, Canada

    Services provided

    90% Blockchain
    10% Web Development

    RedDuck is a Blockchain Development company specializing in Distributed Ledger Technology, Smart Contract Development, and Decentralized Application (DApp) Development. Reviews highlight their strong project management skills and responsiveness, with 100% positive feedback on their ability to meet deadlines and adapt to client needs. Clients frequently commend their technical precision and strategic approach, ensuring high-quality deliverables.

    See all 15 projects

    Reviews mention Exceptional performance

    RedDuck has received exceptional feedback for their performance, particularly noted for delivering an 'impeccable experience' and timely results. A CEO of a Blockchain company highlighted their efficiency and organization, stating, 'These guys were the best!' and praised their ability to enhance the product with innovative ideas. The overall sentiment reflects a strong endorsement, with clients expressing eagerness to collaborate again and recognizing RedDuck's award-winning capabilities.
    • Smart Contract Development for Blockchain Company
      5.0 May 17, 2023

      Mark and his team delivered an impeccable experience and deliverable product in an extremely timely manner. These guys were the best! Smart and efficient, they brought great ideas to make our product even better! I highly recommend and will certainly be working with them again.

      Read Full Review
    Read All Reviews
    6 of 6 Blockchain reviews are 5 stars
    1 new review for Blockchain in past 6 months
    $50,000 – $199,999 avg. project cost

    Blockchain PROJECT HIGHLIGHT

    Blockchain Development for FinTech Company

    5.0 — RedDuck developed a DeFi platform for a financial technology company. The team built the client's smart contracts, backend infrastructure, frontend app, user dashboard, landing website, and a Read more
    Read 6 Reviews

    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
    $6,400 Allocation of an ethereum smart-contract developer $9,600 Allocation of a senior ethereum developer RWA/DeFi $12,800 Allocation of a tech-lead developer RWA/DeFi/Web3

    Software Development (Ethereum/EVM)

    Development of Blockchain/Web3 software focusing on smart-contracts / DeFi / RWA on Ethereum network.
    View Packages
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  • DotStark Technologies LLP Logotype

    4.7 3 reviews
    $25,000+
    $25 - $49 / hr
    10 - 49
    London, Canada

    Services provided

    10% Blockchain
    40% Web Development
    20% Mobile App Development +3 services
    10% Cloud Consulting & SI
    10% E-Commerce Development
    10% Web Design

    DotStark Technologies LLP is a web development company known for delivering well-designed websites and custom development projects. With 100% positive feedback, clients commend their professional, communicative approach and excellent customer service. Reviewers highlight their quick response times, cost-effective pricing, and alignment with client values.

    See all 3 projects

    Reviews mention Timely

    Clients have consistently praised DotStark Technologies LLP for their timely delivery and effective project management. One reviewer highlighted their responsiveness and professionalism, stating they were 'very quick and professional.' Overall, feedback indicates a strong sentiment towards their ability to meet deadlines and maintain open communication throughout the project.
    • Web Dev & Design for Food Service Manufacturer
      4.5 Aug 14, 2023

      Describe their project management. Did they deliver items on time? How did they respond to your needs? The project was well managed and they were very communicative. They were very quick and professional.

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    Industry Experience

    DotStark Technologies LLP has received positive feedback from clients across the Manufacturing and Advertising & Marketing industries. Clients commend their expertise in web development and UI/UX design, highlighting strengths in effective communication, project management, and delivering high-quality results on time. The overall sentiment is favorable, indicating that potential clients in these sectors can expect strong support and professional execution from DotStark Technologies LLP.

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    Select Industry to see insights

    Manufacturing Advertising & marketing

    Average Project Cost Breakdown

    Less than $10,000 (1)

    What Clients Have Said

    Clients consistently highlight DotStark Technologies LLP's competitive pricing and excellent value for money. One client noted that their pricing fit the budget while providing good value, leading to a well-designed website. Another client emphasized the company's responsiveness and helpfulness, indicating satisfaction with the investment made. Overall, the sentiment reflects a positive perception of cost-effectiveness and quality service.
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    Canada (1) United States (1)
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  • Reytech Infoways PVT LTD Logotype

    Not yet reviewed

    $5,000+
    $50 - $99 / hr
    10 - 49
    London, Canada

    Services provided

    10% Blockchain
    35% Web Development
    30% Mobile App Development +2 services
    15% UX/UI Design
    10% Digital Strategy

    Reytech Infoways PVT LTD is a web development company located in Dubai, United Arab Emirates and Muscat, Oman. Their services include Web Development and Mobile App Development.

    Read more

    London, Canada

    391 Fleming Drive
    London, Canada N5V 4Y6

    2 - 5

    See All Locations (6)
    View Profile
  • Debut Infotech Logotype

    4.9 45 reviews
    $10,000+
    $25 - $49 / hr
    50 - 249
    Kitchener, Canada

    Services provided

    20% Blockchain
    30% AI Development
    20% Custom Software Development +2 services
    15% Mobile App Development
    15% Web Development

    Debut Infotech is a blockchain development company specializing in blockchain solutions, smart contract development, and decentralized application (dApp) development. With a 100% positive feedback rate across six reviews, clients commend their deep technical expertise, excellent project management, and proactive communication. They consistently deliver high-quality, scalable blockchain solutions, though some suggest enhancing the onboarding process for improved initial communication.

    See all 45 projects
    7 of 7 Blockchain reviews are 5 stars
    $10,000 – $49,000 avg. project cost

    Blockchain PROJECT HIGHLIGHT

    Blockchain Strategy for Simulation Attractions Company

    5.0 — Debut Infotech is developing a Solana-based dApp for a simulation attractions company. The team creates the dApp's UI/UX, integrates tokenomics, develops smart contracts in Rust, and provides Read more
    Read 7 Reviews

    Average Project Cost Breakdown

    $10,000 to $49,000 (22) Less than $10,000 (5) $50,000 to $199,999 (3) $200,000 to $999,999 (2)

    What Clients Have Said

    Debut Infotech has received consistent praise for providing good value for money across various projects. Clients highlighted that their pricing fit within budgets while delivering quality work, with comments such as 'good value for cost' and 'pricing fit our budget'. However, there were a few negative experiences, with one client expressing dissatisfaction regarding quality and communication. Overall, sentiment leans positive, emphasizing the company's commitment to delivering high-quality solutions at competitive prices.
    Read All Reviews

    More responsive than most other service providers

    Debut Infotech is very responsive

    They are a great candidate to start a conversation with. Send them a short message or project inquiry.
    Get in Touch
    View Profile Visit Website

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  • Inara consultancy services Logotype

    4.5 2 reviews
    $1,000+
    $25 - $49 / hr
    10 - 49
    Waterloo, Canada

    Services provided

    20% Blockchain
    30% Staffing
    20% Web Development +2 services
    15% Custom Software Development
    15% Mobile App Development

    Inara consultancy services is a Blockchain Development company known for delivering full-stack blockchain applications and blockchain technology solutions. They consistently exceed expectations, with 100% of reviewers highlighting their proactive approach and efficient project management. Clients appreciate their commitment to communication and timely delivery, often ahead of schedule, making them a reliable partner for blockchain projects.

    See all 2 projects

    Reviews mention Unique expertise

    Clients have highlighted Inara consultancy services' unique expertise, particularly noting their impressive knowledge across various verticals. One client emphasized the team's exceptional work ethic and communication, stating that it exceeded their expectations and led to a significant increase in site performance. Additionally, the client expressed a desire to establish a long-term partnership, reflecting overall satisfaction with Inara's capabilities and alignment with their business values.
    • Platform Dev & Security for Recruitment SaaS Platform
      5.0 Sep 4, 2023

      The sheer knowledge the team display across a number of verticals is what impressed us most. Not only that but their work ethic is beyond what we have experienced with any third party vendor before.

      Read Full Review
    Read All Reviews
    0 of 1 Blockchain reviews are 5 stars
    1 new review for Blockchain in past 6 months
    $10,000 – $49,000 avg. project cost

    Blockchain PROJECT HIGHLIGHT

    Web & Blockchain Development for Staff Augmentation Company

    4.0 — Inara consultancy services built a full stack blockchain app for a staff augmentation company. They also handled the frontend development work for an end client's project. Read more
    Read 1 Review

    Average Project Cost Breakdown

    What Clients Have Said

    Inara consultancy services is consistently praised for providing good value for money, with clients noting that their pricing fits within budget constraints while delivering high-quality results. One client highlighted their 'good value for cost' and another mentioned a 'dramatic increase in site and App performance,' reflecting satisfaction with the overall investment. The sentiment surrounding their pricing and value proposition is overwhelmingly positive, indicating that clients feel they receive substantial returns on their expenditures.
    Read All Reviews

    Waterloo, Canada

    521 Old Orchard Place
    Waterloo, Canada N2T 1W2

    2 - 5

    See All Locations (2)
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  • UREEQA Inc. Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    10 - 49
    Kitchener, Canada

    Services provided

    100% Blockchain

    Blockchain company UREEQA Inc. Was established in 2020. The team specializes in Blockchain.

    Read more
    View Profile
  • Factr Limited Logotype

    Not yet reviewed

    $10,000+
    $100 - $149 / hr
    10 - 49
    Brant, Canada

    Services provided

    30% Blockchain
    30% AI Development
    20% Custom Software Development +2 services
    15% Web Development
    5% Cybersecurity

    Artificial intelligence company Factr Limited was launched in 2018. The team focuses on Artificial Intelligence and Blockchain.

    Read more
    View Profile
  • Cogdina Inc Logotype

    Not yet reviewed

    $10,000+
    $50 - $99 / hr
    2 - 9
    Waterloo, Canada

    Services provided

    10% Blockchain
    25% Web Development
    20% Web Design +4 services
    15% Mobile App Development
    10% AI Development
    10% IT Strategy Consulting
    10% Logo

    Cogdina Inc is a web development firm. Launched in 2018, the team provides Web Development and Web Design.

    Read more
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1 DotStark Technologies LLP

List of the Top 1 London Blockchain Development Companies

  1. DotStark Technologies LLP Logotype

    DotStark Technologies LLP

    $25,000+
    $25 - $49 / hr
    10 - 49
    London, Canada

    Ability to deliver

    23.7/40.0
    15.6/20 Reviews
    2.1/10 Clients & Experience
    6/10 Market Presence

    Service focus

    10% Blockchain
    90% Other
    View Profile Visit Website
  2. Reytech Infoways PVT LTD Logotype

    Reytech Infoways PVT LTD

    $5,000+
    $50 - $99 / hr
    10 - 49
    London, Canada

    Ability to deliver

    5.6/40.0
    0/20 Reviews
    0.7/10 Clients & Experience
    4.9/10 Market Presence

    Service focus

    10% Blockchain
    90% Other
    View Profile Visit Website
  3. Debut Infotech Logotype

    Debut Infotech

    $10,000+
    $25 - $49 / hr
    50 - 249
    Kitchener, Canada

    Ability to deliver

    34.7/40.0
    16.6/20 Reviews
    9.7/10 Clients & Experience
    8.5/10 Market Presence

    Service focus

    20% Blockchain
    80% Other
    View Profile Visit Website
  4. Inara consultancy services Logotype

    Inara consultancy services

    $1,000+
    $25 - $49 / hr
    10 - 49
    Waterloo, Canada

    Ability to deliver

    28.3/40.0
    14.6/20 Reviews
    8.3/10 Clients & Experience
    5.3/10 Market Presence

    Service focus

    20% Blockchain
    80% Other
    View Profile Visit Website
  5. UREEQA Inc. Logotype

    UREEQA Inc.

    Undisclosed
    Undisclosed
    10 - 49
    Kitchener, Canada

    Ability to deliver

    5.5/40.0
    0/20 Reviews
    0/10 Clients & Experience
    5.5/10 Market Presence

    Service focus

    100% Blockchain
    View Profile Visit Website
  6. Factr Limited Logotype

    Factr Limited

    $10,000+
    $100 - $149 / hr
    10 - 49
    Brant, Canada

    Ability to deliver

    4.5/40.0
    0/20 Reviews
    0.5/10 Clients & Experience
    4/10 Market Presence

    Service focus

    30% Blockchain
    70% Other
    View Profile Visit Website
  7. Cogdina Inc Logotype

    Cogdina Inc

    $10,000+
    $50 - $99 / hr
    2 - 9
    Waterloo, Canada

    Ability to deliver

    4.9/40.0
    0/20 Reviews
    0/10 Clients & Experience
    4.9/10 Market Presence

    Service focus

    10% Blockchain
    90% Other
    View Profile Visit Website

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