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Home Blockchain Canada Ontario London

Top Blockchain Companies & Developers in London

Ratings Updated: September 27, 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 16 reviews
    Verified Clutch Guarantee
    $5,000+
    $50 - $99 / hr
    10 - 49
    Serves London, Canada

    Services provided

    90% Blockchain
    10% Web Development

    RedDuck is a Blockchain Development firm specializing in Smart Contract Development, Distributed Ledger Technology, and Decentralized Application Development. They consistently receive positive feedback for their technical proficiency, with approximately 95% of reviewers commending their project management and responsiveness. Clients particularly appreciate their strategic vision and ability to deliver comprehensive blockchain solutions that align with business objectives.

    See all 16 projects
    3 of 3 reviews are 5 stars
    2 new reviews for Blockchain services
    $50,000 – $199,999 avg. project cost

    Reviewed 3 times in the past 6 months

    RedDuck has received positive feedback over the past six months, with clients highlighting their effective communication and timely project delivery. One client praised their ability to meet deadlines while being attentive to needs, and another noted RedDuck's proactive problem-solving approach. Additionally, a client emphasized the successful deployment of complex blockchain solutions, showcasing RedDuck's technical expertise. Overall, clients express satisfaction with RedDuck's performance and the quality of their deliverables, indicating a strong fit for collaborative projects.
    Read 3 Recent Reviews

    Industry Experience

    RedDuck has demonstrated expertise across various industries including Information Technology, Telecommunications, Financial Services, Gaming, and Manufacturing. Clients commend RedDuck for their strong project management, timely delivery, and adaptability in meeting client needs. Positive sentiment is particularly noted in Financial Services, where their proficiency in blockchain solutions and smart contract development has been highly praised. Their collaborative approach and commitment to quality make them a suitable partner for projects in tech-driven sectors.

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    Select Industry to see insights

    Manufacturing Logistics & Supply Chain Gaming Other Industry Financial services Information technology

    View projects from:

    Switzerland (2) United States (2) Germany (1) India (1) South Africa (1) Thailand (1) Ukraine (1) England (1)

    This provider is fluent in 4 languages:

    • English
    • German
    • Ukrainian
    • Russian

    This provider is available in 37 time zones:

    • Colombia Time (COT)
    • Near East Time (NET)
    • Middle East Time (MET)
    • China Taiwan Time (CTT)
    • Gulf Standard Time (GST)
    • Brazil Eastern Time (BET)
    • Greenwich Mean Time (GMT)
    • India Standard Time (IST)
    View all time zones
    $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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  • Debut Infotech Logotype

    4.9 46 reviews
    Premier Verified Clutch Guarantee
    $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 46 projects

    Reviews mention Translate ideas into products

    Debut Infotech received positive feedback for their ability to translate complex technical requirements into efficient, scalable solutions, particularly in the development of a decentralized application on the Solana blockchain. Clients noted their deep expertise, proactive communication, and commitment to quality, resulting in a successful project launch with significant user engagement. However, some suggested improvements in the onboarding process to enhance initial alignment of expectations, though this was deemed a minor issue in an otherwise exemplary collaboration.
    • Blockchain Strategy for Simulation Attractions Company
      5.0 Jul 29, 2025

      What stood out most about Debut Infotech was their deep expertise in Solana blockchain development and their ability to translate complex technical requirements into efficient, scalable solutions. Their proactive approach, clear communication, and commitment to delivering high-quality code made the collaboration both smooth and productive.

      Read Full Review
    Read All Reviews
    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.
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    View projects from:

    United States (10) India (5) Australia (3) Ukraine (3) Germany (2) Singapore (2) Canada (1) France (1) South Korea (1) Kuwait (1) Netherlands (1) Saudi Arabia (1)

    This provider is fluent in 1 language:

    • English
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  • DotStark Technologies LLP Logotype

    4.8 4 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 specializing in Kentico platform solutions, including complex migrations and integrations. The company is praised for its technical expertise and timely project delivery, with 100% of reviewers noting satisfaction with their communication and project management. Clients appreciate the team’s professionalism and ability to handle intricate challenges effectively.

    See all 4 projects

    Reviews mention Experienced

    Clients have expressed a highly positive sentiment regarding DotStark Technologies LLP's experience and technical expertise. One client highlighted their impressive ability to handle complex migrations and integrations seamlessly, stating, "The team's ability to synthesize solutions out of thin air is remarkable." Timely delivery and effective project management have also been noted, with all milestones met to client satisfaction. However, there is a suggestion for the team to be firmer in enforcing project scope.
    • Web Development & migration Services for Digital Agency
      5.0 Aug 25, 2026

      I'm impressed by DotStark Technologies LLP's deep expertise and years of experience. The team's ability to synthesize solutions out of thin air and generate successful solution paths for each challenge encountered is remarkable.

      Read Full Review
    Read All Reviews

    Average Project Cost Breakdown

    Less than $10,000 (1)

    What Clients Have Said

    Clients consistently highlight DotStark Technologies LLP's competitive pricing and strong value for money. For instance, one client noted that their pricing fit within budget while delivering good value. Another client emphasized their impressive project management and timely deliveries, reinforcing the perception of cost-effectiveness. Overall, sentiment regarding the company's cost and value is positive, with multiple reviews indicating satisfaction with the return on investment.
    Read All Reviews

    View projects from:

    United States (2) Canada (1)

    London, Canada

    26 Finch Crescent
    London, Canada N6E 2E5

    6 - 9

    +1(647) 862-2190

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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)
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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 Open to feedback

    Inara consultancy services has received positive feedback regarding their openness to client feedback. A client highlighted their consistent communication, stating they were 'always open to feedback' and maintained transparency throughout the project. The proactive approach of delivering tangible results ahead of the formal engagement further exemplified their commitment to aligning with client expectations. Overall, the sentiment reflects a strong appreciation for Inara's responsiveness and adaptability to client needs.
    • Web & Blockchain Development for Staff Augmentation Company
      4.0 Aug 14, 2024

      Their project management was highly efficient and reliable. They consistently delivered items on time, often ahead of schedule. Communication was clear and responsive, with the team quickly adapting to our needs and providing solutions that aligned with our goals. Any adjustments or requests were handled promptly, ensuring that the project stayed on track and met all expectations. Always open to feedback.

      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
    View Profile

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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

    24.3/40.0
    16.2/20 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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