Are you looking for an Ethereum blockchain company to help you develop secure decentralized applications and smart contracts? After evaluating numerous case studies, authentic client feedback, and service scope, we compiled a list of the best Ethereum blockchain development companies. Browse our directory and tailor your search by budget, hourly rate, company size, and location to find the best match for your needs. 

Best Ethereum Blockchain Development Companies

7 Companies - Rankings updated: September 06, 2026

DesignRush assesses blockchain development firms for their technical expertise and verified client experiences to help you make better decisions. Some placements might be paid.

Ethereum
Manufacturing
$50,000 & Up
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  • Unicsoft

    Blockchain | Web3 | DLT | Software Development

    Unicsoft is a Web3 and Blockchain development company with hands-on expertise across all major blockchain networks. Backed by 250+ completed projects and 20 years of experience, we develop cutting-edge software solutions helping startups and enterprises overcome their business challenges...

    Top Services:

    • Blockchain
    Location
    Mount Sterling, Kentucky
    Number of Employees
    500 - 999
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $50,000 & Up
    Portfolios Count
    32 Projects Listed

    Unicsoft Services

    • Blockchain
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • MakerDao
    • AlphaWallet
    • New Frontier Markets (NFM)
    • YAPU
    • FIGS
    • CDK Global
    • Kokoro
    • Hoodifood
    • Goforit
    • SosSitter
    Data sourced from the agency's DesignRush profile

    Unicsoft Reviews & Testimonials

    • Tomasz Mierzwa
      Tomasz Mierzwa Lead Data Architect at MakerDAO
      5.0 ★

      Big Data Analytics Review from Tomasz Mierzwa

      Very efficient and reliable resource provider. Quickly reacted to our request and provided an interesting suite of candidates. During the cooperation period always available and ready to help. Overall experience very good. Highly recommended.

    • Konstantin Ivanov
      Konstantin Ivanov Chief Digital Officer (CDO) at Atlantic Group (AGL)
      5.0 ★

      Blockchain Review from Konstantin Ivanov

      We have been highly impressed by the close cooperation, pro-active team, and project execution within the schedule and budget. The intermediate results were demonstrated permanently and transparently every week. Enough attention was paid to documentation, which was really useful for our product's future scalability...

    • Mehdi Bellatig
      Mehdi Bellatig Founder at FranceVerif
      5.0 ★

      AI Development Review from Mehdi Bellatig

      We needed a team to bring our idea to life within tight deadlines. We chose Unicsoft for broad expertise and involvement in the project from the beginning. Unicsoft proved deep expertise, readiness to do the extra miles to build the solution within tight deadlines.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
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    4.8 4.8 (8)

  • Softeq

    A Versatile Tech Company!

    Softeq is a versatile technology and Greentech company offering a wide range of services, including embedded system development, machine learning, digital transformation, hardware design, UX/UI design, and more...

    Top Services:

    • Mobile App Development
    • Software Development
    • Software Testing
    • Blockchain
    • Wearables
    • Show more
    Location
    Houston, Texas
    Number of Employees
    250 - 499
    Average Hourly Rate
    $80/hr
    Minimal Budget
    $50,000 & Up
    Portfolios Count
    8 Projects Listed

    Softeq Services

    • Mobile App Development
    • Software Development
    • Software Testing
    • Blockchain
    • Wearables
    • UI/UX Design
    • Cybersecurity
    • AI Development
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Lenovo
    • Epson
    • Microsoft
    • WTA
    • NVIDIA
    • Verizon
    • G.J.Gardner
    • Walt Disney Parks and Resorts
    • Happiest Baby
    Data sourced from the agency's DesignRush profile

    Softeq Reviews & Testimonials

    • Quan Gan
      Quan Gan Owner at Gantom Lighting & Controls
      5.0 ★

      Software Development Review from Quan Gan

      We collaborated with Softeq to develop an infrared emitting platform. Softeq provided software development and support services, streamlining our project. While our hardware technology was excellent, Softeq elevated our company's products with superb software development and implementation solutions. Working with Softeq was highly beneficial for us, as the agency managed our projects more efficiently due to exceptional project management and organized workflows.

    • Jeff Johnston
      Jeff Johnston Founder and Chief Executive Officer at A-List Enterprises
      5.0 ★

      Mobile App Development Review from Jeff Johnston

      We hired Softeq for mobile app development services. Softeq developed a functional and user-friendly app, efficiently integrating productivity features like calendar, contacts, and task management. The agency organized regular meetings with our product management department, communicated effectively, and promptly resolved issues. Softeq's team worked diligently and provided valuable insights. We were satisfied with Softeq's services.

    • Trent Gardner
      Trent Gardner Information Technology (IT) Manager at G.J. Gardner Homes
      5.0 ★

      Software Development Review from Trent Gardner

      We worked with Softeq for software redevelopment services to improve our company's proprietary software. Softeq updated the business platform, streamlining operations and enhancing the platform's user UI and functionality. This improvement aided our sales, job estimating, purchase orders, and administration efforts. Softeq's team was professional, attentive, and prompt in implementing feedback. The agency delivered high-quality work, impressing our company's internal stakeholders.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
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    4.8 4.8 (5)
    3.9 3.9 (7)

  • Codal

    Verified Verified by the DesignRush team for authenticity and credibility. Award Winner Recipient of a Best Design Award for outstanding work.

    Accelerating growth through cutting-edge, data-driven strategies and solutions

    Codal is a design and development consultancy that partners with organizations to solve complex problems and accelerate growth through cutting-edge, data-driven strategies and solutions...

    Top Services:

    • Web Development
    • eCommerce Development
    • Software Development
    • Web Design
    • UI/UX Design
    • Show more
    Location
    Chicago, Illinois
    Number of Employees
    250 - 499
    Average Hourly Rate
    $145/hr
    Minimal Budget
    $50,000 & Up
    Portfolios Count
    7 Projects Listed

    Codal Services

    • Web Development
    • eCommerce Development
    • Software Development
    • Web Design
    • UI/UX Design
    • Digital Strategy
    • Managed Services
    • CRO
    • Mobile App Development
    • DevOps Consulting
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Samsung
    • Pepsi
    • Charles Schwab
    • Mark Cuban Cost Plus Drugs Company
    • Hertz
    • Garrett Popcorn
    • cpap.com
    • Mt. Hood Meadows
    • SITKA Gear
    • CarParts.com
    Data sourced from the agency's DesignRush profile

    Codal Reviews & Testimonials

    • Marco Omeara
      Marco Omeara Marketing Director at Sports Tech Platform
      5.0 ★

      Web Development Review from Marco Omeara

      Codal is fantastic. They have set up a great platform and then respond quickly and effectively when issues arise.

    • Nicky Sewart
      Nicky Sewart Project Manager at HEM
      5.0 ★

      Software Development Review from Nicky Sewart

      Great company, have worked with Codal for a number of years. Very smart guys, detail orientated and deliver what they promised. Definitely recommend working with them.

    • Valentino Stebbings
      Valentino Stebbings CEO at HJ
      5.0 ★

      Software Development Review from Valentino Stebbings

      It was a great experience working with Codal. The team that was assign to me treated me and gave me so much info to help me with my Healthcare Startup. This company was what I was looking for and they mad my ideal come to life.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
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    4.8 4.8 (7)
    4.2 4.2 (17)

  • Geniusee

    Your Partner in AI & Custom Software Excellence

    Geniusee is a U.S.-based AI and software engineering company with delivery hubs in Ukraine and Poland. We help businesses modernize legacy systems and scale faster through AI-powered, cloud-native solutions. Our team of 300+ experts has delivered 200+ projects for clients like Dell and Bloomberg. We...

    Top Services:

    • Software Development
    • Mobile App Development
    • Web Development
    • AI Development
    • Big Data Analytics
    • Show more
    Location
    Austin, Texas
    Number of Employees
    250 - 499
    Average Hourly Rate
    $40/hr
    Minimal Budget
    $50,000 & Up
    Portfolios Count
    11 Projects Listed

    Geniusee Services

    • Software Development
    • Mobile App Development
    • Web Development
    • AI Development
    • Big Data Analytics
    • Product Design
    • Blockchain
    • IoT
    • Software Testing
    • Staff Augmentation
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Zedosh
    • Finance Unlocked
    • RealmFive
    • Pause
    • TradeSmarter
    • Scoove
    • Ajuma
    • Drum
    • Wyzoo
    • Validify
    Data sourced from the agency's DesignRush profile

    Geniusee Reviews & Testimonials

    • Anonymous CEO & Co-Founder at Finance Unlocked
      5.0 ★

      Web Design Review from Anonymous

      Geniusee successfully delivered a robust and high-performing platform with excellent uptime and reliability. Their team consistently meets sprint requirements, aligning seamlessly with the project roadmap. Despite operating remotely, they collaborate effectively with our internal team and ensure smooth execution across all phases of development.

    • Dhruv Ghulati
      Dhruv Ghulati CEO at FactMata
      5.0 ★

      Marketing Analytics Review from Dhruv Ghulati

      Thanks to Geniusee, our data engineering system can now handle multiple data types. The team's workflow was effective in reporting and daily management of Sprints.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
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    4.5 4.5 (2)

  • Quantum

    WE TURN IDEAS INTO DATA-DRIVEN SOLUTIONS

    Quantum is a data science and software development company helping businesses turn data into real value. We design and deliver AI-powered solutions, integrate advanced analytics into existing systems, and bring deep technical expertise to complex industry challenges...

    Top Services:

    • AI Development
    • Software Development
    • IT Services
    • Big Data Analytics
    • Cloud Consulting
    • Show more
    Location
    Warsaw, Poland
    Number of Employees
    100 - 249
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $50,000 & Up
    Portfolios Count
    8 Projects Listed

    Quantum Services

    • AI Development
    • Software Development
    • IT Services
    • Big Data Analytics
    • Cloud Consulting
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Rubicon
    • Seraphic Group
    • Nutanix
    • SeeTree
    • Manna Irrigation
    • eSynergetics
    • Fsight
    • Smartomica
    • FirstImpression.io
    • World Sensing
    Data sourced from the agency's DesignRush profile
    Visit Website View Profile

  • EMERGE

    Award Winner Recipient of a Best Design Award for outstanding work.

    Digital Product Agency delivering Consumer-grade UX Design for B2B & Enterprise.

    EMERGE is a top-rated UX Design Agency and Digital Product Consultancy and a trusted partner for B2B leaders across technology, healthcare, and manufacturing sectors. We specialize in driving business growth by crafting elevated, engaging digital products and services...

    Top Services:

    • UI/UX Design
    • Product Design
    • Design Services
    • Software Development
    • Mobile App Development
    • Show more
    Location
    Portland, Oregon
    Number of Employees
    Under 49
    Average Hourly Rate
    $150/hr
    Minimal Budget
    $50,000 & Up
    Portfolios Count
    5 Projects Listed

    EMERGE Services

    • UI/UX Design
    • Product Design
    • Design Services
    • Software Development
    • Mobile App Development
    • Web Development
    • eCommerce Development
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Mercedes Benz
    • Intel
    • McAfee
    • AT&T
    • Home Depot
    • Nike
    • Splunk
    • HPE
    • Stanford University
    • UCSF
    Data sourced from the agency's DesignRush profile
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  • neke-neke

    Your digital future.

    The mission of neke-neke is to help its customers to thrive in a digital world. Therefore, we provide AI-custom solutions with proven and emerging technologies to tackle the most urgent problems...

    Top Services:

    • IoT
    • AI Development
    • Software Development
    • Mobile App Development
    • Blockchain
    • Show more
    Location
    Urstein, Austria
    Number of Employees
    Under 49
    Minimal Budget
    $50,000 & Up

    neke-neke Services

    • IoT
    • AI Development
    • Software Development
    • Mobile App Development
    • Blockchain
    • Big Data Analytics
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Porsche AG
    • Porsche Digital
    • EnBW
    • BMW
    • KTM
    • Hannover Re
    • Salzburg AG
    • Pro 7
    • IBM Watson
    Data sourced from the agency's DesignRush profile
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