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. 

Organic rankings are determined by five factors: top services, reviews, portfolio, awards/press, and team expertise. Sponsored listings pay for a placement that appears above organic positions. Sponsorship does not affect star ratings or review content - read more on our methodology page.

Ethereum × Professional Services × $10,000 - $25,000 ×Clear Filters
  • More than a website, a growth engine.

    Serbyte Web Design & Development builds custom websites that function as growth systems, combining web design, Next.js development, SEO, analytics, lead capture, and automation to help businesses turn traffic into leads and sales...

    Top Services:

    • Web Design
    • SEO
    • Web Development
    • Software Development
    • UI/UX Design
    • Show more
    Location
    Kirkland, Washington
    Number of Employees
    Under 49
    Average Hourly Rate
    $75/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    6 Projects Listed
  • Salesforce Consulting Partner

    Certified Salesforce Consulting Partner with an office in Miami and delivery teams across Latin America. Sales Cloud, Service Cloud, Agentforce and custom development, in your time zone and in English and Spanish...

    Top Services:

    • CRM Consulting
    • Business Consulting
    • Staff Augmentation
    • AI Development
    • Software Development
    • Show more
    Location
    Miami, Florida
    Number of Employees
    Under 49
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    1 Project Listed
  • Korea-managed, Vietnam-built Web, Mobile & AI Software For Real Operations

    Nextchain is a software development company with offices in South Korea, Vietnam, Canada and the USA. We design, build and operate custom web apps, iOS/Android apps, SaaS, CRM/admin systems and AI products, from discovery and architecture to launch and maintenance. You own the source code...

    Top Services:

    • Web Development
    • eCommerce Development
    • AI Development
    • Software Development
    • Mobile App Development
    • Show more
    Location
    Yongin-si, South Korea
    Number of Employees
    Under 49
    Average Hourly Rate
    $35/hr
    Minimal Budget
    $10,000 - $25,000
  • development of digital solutions

    Nomium is a technology partner, not just a contractor. We don't just write code we design the architecture, choose technologies that fit your business goals, and drive the project all the way to results. We immerse ourselves in your business, speak your language, and take responsibility for the final product...

    Top Services:

    • Web Development
    • WordPress Website Design
    • SEO
    • Software Testing
    • AI Development
    • Show more
    Location
    Prague, Czech Republic
    Number of Employees
    Under 49
    Average Hourly Rate
    $30/hr
    Minimal Budget
    $10,000 - $25,000

Why companies trust DesignRush

Every agency is independently vetted before it can be listed or ranked

1

Identity Check

We verify businesses and reviewer LinkedIn profiles for integrity.

Agencies vetted
130,779+
2

Portfolio Review

We review agency work, case studies, and results to confirm skill.

Applicants rejected
47%
3

Ongoing Audit

We monitor listings regularly; outdated agencies are removed.

Agencies verified
4

Some agencies pay for sponsored placement, clearly labeled and held to the same vetting standards.

See how rankings and monetization work.