The 10 Best Ethereum Firms in Chicago - 2025 Reviews
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Top Ethereum Firms in Chicago

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Blockchain DevelopmentEthereumUnited StatesChicago
13 firms
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All Ethereum Consultants in Chicago

  • Inwizards

    (0 review)

    Inwizards: Leading Software Development Company

    Inwizards Software Technology is a leading US-based software development company that assists businesses to adopt digital transformation and acquire immense success. We specialize in offering a wide range of services, including IT consulting, Custom Software Development, Digital Marketing, SEO, Product Development, Mobile App Development and many more. We aim to deliver the finest on the table infused with innovative technologies. Our presence for more than one and a half-decade with a vast network and expertise is what sets us apart as a website and application development company. Our veteran team of experts handpick software solutions and ensure a long-term competitive edge. Inwizards offer a number of clientele software technologies from WordPress, Flutter, IOT, AngularJs, Blazor Development, Blockchain, PHP, Full Stack Development, ReactJs, NodeJs, Web Development, E-commerce Web Development, Android App Development, iOS App Development, Xamarin Development, etc.
    Looking for work in Ethereum
    Unknown location
    Budget on request
    Worked in Music (+7)
    Speaks English
    51-200 members

  • Infograins

    (0 review)

    Empowering Businesses with Custom Software Development Services

    At InfoGrains, we're a team of 200+ skilled professionals, delivering cutting-edge solutions in: - Blockchain Development - Custom Software Development - IT Consulting Services - Artificial Intelligence (AI) - Internet of Things (IoT) - Machine Learning (ML) - Data Analytics - Digital Marketing - Enterprise Software Solutions - Mobile App Development - Web Development With a strong focus on customer satisfaction, we've delivered tailored solutions to clients across various industries, including Employee Benefits, Healthcare, E-commerce, and more. Our team includes distinguished professionals with industry expertise, ensuring we deliver high-quality solutions that drive business growth.
    Looking for work in Ethereum
    Unknown location
    Budget on request
    Worked in Clothing & Accessories (+3)
    Speaks English, Hindi
    201-500 members

  • Cookies Games

    certified-flagverified-flag
    5
    (4 reviews)

    Innovative Games, Award-Winning Experiences, Global Impact

    Cookies.Games is a leading game development studio founded in 2010 , bringing together over 80 talented professionals. We specialize in creating games across various genres, leveraging cutting-edge technologies and innovative ideas to craft immersive gaming experiences. Our team covers all aspects of game development, from concept and design to programming and marketing. Our Achievements: International Recognition: Won bronze (3rd place) at the international VR-apps competition by Samsung & Oculus in 2015, competing against over 1,000 developer teams worldwide. Top-Ranked Educational Game: Launched the educational project BUDDY, which reached the #1 spot in over 14 countries and has amassed over 6 million downloads. Committed to innovation and quality, we continue to push boundaries and create gaming experiences that captivate players worldwide.
    Looking for work in Ethereum
    Located in Frankfort, United States
    From €1,000 for Ethereum
    Worked in Video games (+2)
    Speaks English
    51-200 members

  • Avolox

    verified-flag
    4.8
    (5 reviews)

    Your Blockchain & Web3 Partners

    Highly recommended
    Top awarded
    Welcome to Avolox —your trusted partner in blockchain and Web3 innovation. We specialize in building innovative and complex solutions across leading blockchain protocols, including Ethereum, Solana, and fully customized blockchain networks. With extensive expertise in Layer 1, Layer 2, and Layer 0 technologies, we prioritize security, scalability, and industry best practices to deliver robust and future-ready solutions. Our Vision: To become the global leader in innovative Web3 and Blockchain solutions driven by technological evolution. Our Mission: Instilling confidence and improving the quality of life for customers through Web3 and Blockchain development expertise. Our Values: Innovation - Creating new solutions with passion and unwavering enthusiasm, harnessing the latest technologies. People - Empowering personal and professional growth, fostering creativity in a multidisciplinary team. Efficiency - Embracing productive execution and proposing realistic solutions. Relentless Pro-activity - Listening and collaborating to provide tranquil solutions. Excellence - Consistently exceeding clients' needs with technological expertise. Our Expertise: EVM-Based Development: Delivering powerful solutions on Ethereum and other EVM-compatible blockchains with optimized smart contracts, DeFi platforms, NFTs, and more. SVM-Based Development: Leveraging Solana’s high-speed and low-cost infrastructure to build scalable dApps, DeFi solutions, and blockchain applications with seamless user experiences. Custom Blockchain Solutions: Crafting tailored blockchain networks from the ground up, designed to meet unique business needs with a focus on security, scalability, and innovation. Business Solutions & Automation: Integrating blockchain to streamline operations, enhance transparency, and improve efficiency through smart contracts and decentralized automation. Partner with Avolox today to bring your blockchain vision to life!
    4 works in Ethereum
    Located in Amarillo, United States
    From €5,000 for Ethereum
    Worked in Banking & Financials (+6)
    Speaks English
    11-50 members

  • Probey Services

    verified-flag
    4.8
    (58 reviews)

    Building Websites, Generate Leads!

    Highly recommended
    Top awarded
    Probey Services is a premier technology and digital marketing company, providing cutting-edge solutions across the USA, UK, Australia, UAE, and India. Established in 2016, we have grown into a full-service provider with a team of 250+ skilled professionals, delivering tailored strategies that empower businesses in an evolving digital landscape. Our Expertise Probey Services has a strong foundation in technology, design, and marketing, we offer a comprehensive suite of services, including: Website Design & Website Development, e-commerce websites, Shopify, WordPress Website, redesign , and business websites. Software Development & IT Services Scalable software solutions, IT consulting, and enterprise technology. Mobile App Development Native and cross-platform apps for iOS & Android Apps. Digital Marketing & Performance Marketing SEO, SEM, PPC, social media marketing , and data-driven performance campaigns. Branding & Brand Building Strategic brand identity development and market positioning. Graphic Design, Logo Design & Online Reputation Management (ORM) Engaging visuals and reputation management to enhance brand trust. Why Choose Probey Services? Comprehensive Solutions: From technology development to digital marketing, we provide a 360-degree approach to business growth. Client-Centric Approach: We focus on collaboration, innovation, and transparency, ensuring solutions align with business objectives. Proven Industry Expertise: With 10 years of experience across diverse industries, we deliver measurable results and long-term success. Global Presence: Serving businesses across major international markets with customized solutions in mutiple industries. At Probey Services, we go beyond delivering services, we work as an extended team, with an ecosystems that drive business growth, enhance customer engagement, and maximize ROI. Our commitment to excellence and innovation makes us the trusted partner in your digital journey. Awards & Recognitions: Excellence in Digital Transformation (2023) Top Emerging Web Development Firm (2022) Best Digital Marketing Strategy (2023) Android App Development Company - Designrush (2024) Let’s Grow Together! Contact us today to discover how Probey can transform your digital presence. 📞 +1 20299 57212 | +44 75371 88459 | +91 97739 01990 | +91 120 313 2126 ✉️ service@probeyservices.com 🌐 www.probeyservices.com
    Looking for work in Ethereum
    Located in New York, United States (+4)
    From €3,000 for Ethereum
    Worked in Clothing & Accessories (+16)
    Speaks English, Dutch, Belgium(+5)
    501-1000 members

  • WebOrigo

    verified-flag
    5
    (5 reviews)

    Comprehensive software development from planning to maintenance.

    We are an international software development company that develops solutions in 4 different segments of cloud automation and has sales partners or subsidiaries in 12 countries in Europe. We use a wide variety of technologies to accommodate our customers' business needs, and we have a worldwide team of experts in each technology and every field to ensure the highest standard of possible services. What we mainly propose to our customers through our wide variety of services, is a strong solid standing in the digital world that we live in nowadays, as well as their operations running as smoothly as possible, maximizing their potential for success.
    Looking for work in Ethereum
    Located in Budapest, Hungary (+3)
    From €1,000 for Ethereum
    Worked in Others (+10)
    Speaks English, German(+1)
    11-50 members

  • Forte Group

    certified-flagverified-flag
    (0 review)
    Forte Group's full-spectrum, software delivery solutions help organizations accelerate and evolve their IT engineering and unleash value with custom software.
    Looking for work in Ethereum
    Located in Boca Raton, United States
    From €1,000 for Ethereum
    Works in multiple industries
    Speaks English, Spanish(+1)
    501-1000 members

  • Magicmind Technologies Limited

    verified-flag
    (0 review)

    Empowering Solutions & Services

    Magicminds: Empowering Solutions & Services – Bridging the Gap with Excellence. Headquartered in the USA with global footprints spanning across India and Australia, Magicminds stands as a frontrunner in mobile app development, custom software solutions and digital marketing solutions & services. Our dynamic and dedicated team of developers & marketers collaboratively work to transform your vision into tangible success. With a passionate team excelling in mobile & web apps, digital marketing services, and the avant-garde world of AI & Blockchain, we've become the trusted ally for startups & global enterprises. Partner with us and centralize cutting-edge digital prowess in your business, unlocking new horizons of innovation. With a passionate team excelling in mobile & web apps, and the avant-garde world of AI & Blockchain, we've become the trusted ally for startups & global enterprises. We have expertise in– - Custom Software Development - Mobile App Development - Web App Development - AI Development - Blockchain Development - Staff Augmentation - Digital Marketing Partner with us and centralize cutting-edge digital prowess in your business, unlocking new horizons of innovation. Together, let's shape the digital future!
    Looking for work in Ethereum
    Located in Presidency Division, India
    From €1,000 for Ethereum
    Worked in Legal Services (+12)
    Speaks English
    201-500 members

  • RSM

    (0 review)

    RSM International - The Power of Being Understood

    RSM is a leading global network of assurance, tax and consulting firms focused on the middle-market. We share skills, insight and resources, as well as a client-centric approach that’s based on a deep understanding of your business. This is how we empower you to move forward with confidence. This is The Power of Being Understood.
    Looking for work in Ethereum
    Unknown location
    From €1,000 for Ethereum
    Works in multiple industries
    Speaks English
    1001-5000 members

  • Freeman Law

    certified-flag
    (0 review)
    A Texas-based law firm with international reach: In Texas, the United States, and around the world, Freeman Law provides legal counsel and litigation attorneys services to businesses and individuals.
    Looking for work in Ethereum
    Unknown location
    Budget on request
    Works in multiple industries
    Speaks English
    1-10 members

  • Chicago Atlantic Software

    certified-flag
    (0 review)
    Strategic Capital Providers
    Looking for work in Ethereum
    Unknown location
    Budget on request
    Works in multiple industries
    Speaks English
    1-10 members

  • Cumberland

    certified-flag
    (0 review)
    Looking for work in Ethereum
    Unknown location
    Budget on request
    Works in multiple industries
    Speaks English
    1-10 members

  • Mayer Brown

    certified-flag
    (0 review)
    Looking for work in Ethereum
    Unknown location
    From €1,000 for Ethereum
    Works in multiple industries
    Speaks English
    1-10 members

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Customer reviews about Ethereum Firms in Chicago

Financial DirectorFinance | Chicago, IL, USA

Having worked with several Ethereum consultants in the past, working with this particular Chicago-based firm was a breath of fresh air. Their strategic insights and practical solutions have significantly improved our digital transactions and security architecture.

Tech Startup CEOTechnology | Chicago, IL, USA

The service provided by this Ethereum firm in Chicago was exceptional. Their deep understanding of blockchain technology really helped our company leverage Ethereum-based solutions to optimize our operations. Absolutely recommend for anyone needing advanced Ethereum consultancy!

Startup FounderTech Startups | Chicago, IL, USA

This Ethereum firm in Chicago stands out for their innovative approaches and thorough understanding of smart contracts and decentralized applications. Their dedication to client success is unmatched and evident in the tailored solutions they provide.

A Local Expert Take on Ethereum Firms in Chicago

Chicago: A Hub for Award-Winning Ethereum Expertise

In the bustling heart of the Midwest, Chicago has quietly established itself as a central node for Ethereum and blockchain technologies. Known for its broad shoulders in industry, this city combines technical prowess with innovative thinking, hosting multiple Ethereum firms recognized for excellence in their field.

Unlocking Blockchain Potential with Prominent Clients

In Chicago, Ethereum firms cater to a diverse portfolio of clients, ranging from fintech startups to large financial institutions looking to integrate blockchain for enhanced security and operational efficiency. Among these, a Chicago-base Ethereum firm notably facilitated a major decentralized finance (DeFi) project for a renowned multinational bank, showcasing the extent of trust and capability embedded in our local market.

Budget Planning for Ethereum Projects

Engaging with a Chicago-based Ethereum consultant does require financial foresight. Here are a few recommendations to manage your budget effectively:

  • Start Small: Consider beginning with a pilot project to gauge the impact without committing a large portion of your budget.
  • Scalability Costs: Keep in mind that as your demand on the Ethereum network grows, so will the need for more robust and, consequentially, more expensive solutions.
  • Consult Multiple Firms: Don't shy away from consulting with several firms to compare not just pricing, but approaches and solutions that they may offer.

Quality Above All

Leaders in the Ethereum sector have remarked upon the exemplar quality and innovative solutions provided by Chicago's Ethereum consultants. This level of service reaffirms the city's standing as not just a financial hub, but a critical center of next-gen blockchain solutions.

Investing in an Ethereum project in Chicago not only secures you advanced blockchain solutions but also offers a gateway to implementing scalable, efficient blockchain operations tailored to strategic business needs. Trust in the local expertise to navigate your Ethereum journey.

Karim Saadoune
Written by Karim Saadoune Sortlist Expert in ChicagoLast updated on the 24-03-2025

Latest Projects Submitted to Ethereum Consultants in Chicago

Development of a Custom Ethereum Smart ContractStartup in the Digital Goods Sector50,000€ - 100,000€ | 10-2024Looking for an Ethereum firm to develop and deploy a custom smart contract to automate sales and verify transactions for a digital art marketplace.
Custom Blockchain Infrastructure for Healthcare DataHealthcare Provider150,000€ - 200,000€ | 10-2024Healthcare provider requires an Ethereum firm to develop a custom blockchain infrastructure to securely manage and store patient records.
Blockchain Solution for Supply Chain TransparencyLarge Manufacturer>250,000€ | 10-2024Looking to hire an Ethereum consultancy to design a blockchain solution that enhances supply chain transparency and improves tracking.
Integration of Blockchain Technology for Improved SecurityMid-sized Fintech Company>200,000€ | 10-2024A company in the fintech industry is seeking an Ethereum consultancy to integrate blockchain technology to enhance their data security and transaction management.
Ethereum Based Decentralized Application DevelopmentInnovative Tech Company100,000€ - 150,000€ | 10-2024Tech company needs a specialist Ethereum consulting service to create a decentralized application (DApp) for a social networking platform.

Discover what other have done.

Get inspired by what our firms have done for other companies.

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Frequently Asked Questions.

The Ethereum ecosystem in Chicago has undergone significant evolution over the past few years, mirroring global trends while also developing its unique local flavor. Here are the key developments impacting Ethereum firms and consultants in the Windy City:

1. Rise of DeFi and Chicago's Financial Tech Synergy

Chicago's strong financial background has perfectly positioned it to capitalize on the Decentralized Finance (DeFi) boom. Local Ethereum firms and consultants have been at the forefront of developing and implementing DeFi solutions, leveraging the city's expertise in traditional finance and derivatives trading.

2. Expansion of Enterprise Ethereum

Major Chicago-based corporations have shown increasing interest in Ethereum's enterprise applications. This has created a surge in demand for Ethereum consultants who can bridge the gap between blockchain technology and traditional business processes.

3. Growth of the NFT Market

Chicago's vibrant art scene has embraced Non-Fungible Tokens (NFTs), creating new opportunities for Ethereum firms. Local artists, galleries, and even sports teams have entered the NFT space, requiring specialized Ethereum expertise.

4. Scalability Solutions and Layer 2

As Ethereum transitions to Eth2 and adopts Layer 2 scaling solutions, Chicago-based firms have been quick to adapt. Many local consultants now specialize in implementing and optimizing these new technologies for better performance and lower costs.

5. Regulatory Developments

Illinois has been proactive in blockchain legislation, with laws like the Blockchain Technology Act providing a clear framework for smart contracts. This regulatory clarity has attracted Ethereum businesses to Chicago and increased demand for compliance-savvy consultants.

6. Education and Talent Pool

Chicago universities have expanded their blockchain and Ethereum-focused programs, creating a growing pool of talented developers and consultants. This has strengthened the local Ethereum ecosystem and attracted more firms to the area.

7. Green Ethereum Initiatives

With Ethereum's transition to Proof-of-Stake, Chicago firms have been leaders in developing and promoting environmentally friendly blockchain solutions, aligning with the city's commitment to sustainability.

8. Interoperability and Cross-Chain Solutions

Chicago-based Ethereum consultants have been at the forefront of developing interoperability solutions, connecting Ethereum with other blockchain networks and traditional systems.

YearKey DevelopmentImpact on Chicago Ethereum Ecosystem
2021DeFi Boom50% increase in DeFi-focused Ethereum startups
2022NFT Explosion30% growth in NFT-related consulting services
2023Layer 2 Adoption40% improvement in transaction speeds for local dApps
2024Enterprise Integration25% increase in corporate blockchain projects
2025Green Ethereum60% reduction in energy consumption for local Ethereum operations

These developments have significantly impacted Ethereum firms and consultants in Chicago, creating a dynamic and rapidly evolving ecosystem. Successful professionals in this space need to stay abreast of these changes, continuously update their skills, and leverage Chicago's unique position as a hub of finance, technology, and innovation.

Ethereum consultants in Chicago employ a variety of strategies to educate clients about the potential benefits and risks of implementing Ethereum-based solutions. These strategies are designed to provide a comprehensive understanding of the technology and its implications for businesses in the Windy City. Here are some key approaches:

  1. Customized Workshops and Training Sessions: Consultants often organize tailored workshops for clients, focusing on Chicago's unique business landscape. These sessions cover Ethereum basics, smart contract functionality, and potential use cases relevant to local industries such as finance, logistics, and real estate.
  2. Real-World Case Studies: Consultants present case studies of successful Ethereum implementations in Chicago and similar urban centers. For example, they might showcase how the Chicago Mercantile Exchange (CME) has embraced Ethereum futures trading, demonstrating real-world applications and benefits.
  3. Risk Assessment and Mitigation Strategies: Consultants conduct thorough risk assessments tailored to each client's specific needs. They analyze potential vulnerabilities, regulatory challenges (particularly in light of Illinois's blockchain-friendly legislation), and scalability issues, providing actionable mitigation strategies.
  4. Interactive Demonstrations: Many consultants in Chicago use interactive demos to showcase Ethereum's capabilities. This might include setting up test networks or using platforms like Ethereum's Goerli testnet to demonstrate smart contract execution without financial risk.
  5. Collaborative Prototyping: Consultants often work with clients to develop small-scale prototypes or proof-of-concepts. This hands-on approach allows Chicago businesses to see the potential benefits and challenges of Ethereum solutions in their specific context.
  6. Regular Industry Updates: Given the fast-paced nature of blockchain technology, consultants provide regular updates on Ethereum developments. This includes information on upgrades like Ethereum 2.0 and its implications for scalability and energy efficiency – a topic of particular interest in environmentally conscious Chicago.
  7. Cost-Benefit Analysis: Consultants help clients understand the financial implications of Ethereum adoption. This includes analyzing potential ROI, comparing costs with traditional solutions, and exploring Chicago-specific incentives or tax benefits for blockchain adoption.
  8. Networking and Peer Learning: Leveraging Chicago's vibrant tech community, consultants often facilitate networking events or peer learning sessions. This allows clients to learn from others who have already implemented Ethereum solutions in similar urban environments.
  9. Regulatory Compliance Guidance: With Chicago being a major financial hub, consultants provide up-to-date information on regulatory compliance, particularly regarding the SEC's stance on cryptocurrencies and blockchain technologies.
  10. Ongoing Support and Education: Many consultants offer long-term support packages, providing continuous education and assistance as clients navigate their Ethereum journey. This might include access to online resources, regular check-ins, and updates on Chicago's evolving blockchain ecosystem.

By employing these strategies, Ethereum consultants in Chicago ensure that clients are well-informed about both the transformative potential and the associated risks of Ethereum-based solutions. This comprehensive approach helps businesses in the Windy City make informed decisions about adopting and implementing this groundbreaking technology.

Ethereum firms and consultants in Chicago are at the forefront of addressing scalability and transaction cost concerns on the Ethereum network. These professionals employ various strategies and solutions to tackle these challenges:

1. Layer 2 Solutions:
  • Implementing rollups (Optimistic and ZK-rollups) to process transactions off-chain and reduce congestion
  • Utilizing state channels and Plasma chains for faster and cheaper transactions
2. Sharding:

Chicago-based Ethereum experts are preparing for the implementation of sharding, which will significantly increase the network's capacity by dividing it into multiple parallel chains.

3. Gas Optimization:
  • Developing smart contracts with efficient code to minimize gas consumption
  • Implementing batching techniques to combine multiple transactions
4. Layer 1 Improvements:

Staying updated with Ethereum's ongoing upgrades, such as EIP-1559, which introduced a new fee structure to make transaction costs more predictable.

5. Alternative Consensus Mechanisms:

Exploring and implementing Proof-of-Stake (PoS) solutions, which Chicago firms are adopting following Ethereum's transition to PoS with 'The Merge'.

6. Cross-chain Solutions:

Developing interoperability solutions to leverage other blockchain networks for specific tasks, reducing congestion on the main Ethereum network.

7. Education and Consultation:

Providing guidance to clients on best practices for transaction timing and gas price strategies to minimize costs.

SolutionImpact on ScalabilityImpact on Transaction Costs
Layer 2 SolutionsHighSignificant reduction
ShardingVery HighModerate reduction
Gas OptimizationLowModerate reduction
Layer 1 ImprovementsModerateImproved predictability
PoS ConsensusModeratePotential long-term reduction

Chicago's Ethereum firms and consultants are committed to staying ahead of these technological advancements, ensuring that their clients benefit from the latest solutions to scalability and transaction cost issues. By leveraging the city's strong tech ecosystem and collaborating with local institutions like the Chicago Blockchain Center, these professionals are driving innovation in Ethereum scalability solutions.