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Corporate Member: Validators


We are the technology company that built and developed the world’s first open, permissionless, pure proof-of-stake blockchain protocol that, without forking, provides the necessary security, scalability, and decentralization needed for today’s economy. With an award-winning team, we enable traditional finance and decentralized financial businesses to embrace the world of frictionless finance.


For nearly 200 years, our team has been dedicated to partnering with leaders in underserved sectors.  We bring our dedication, expertise and security to help companies grow where others have failed.  We have been focused on understanding and listening to the needs of the Digital Currency market over the past several years and now with the launch of our new brand, website and technology platforms, we are confidently offering quality and fair banking products for key players in this space. <CONTACT US>

Corporate Member: Nodes

Fueling the Adoption of Permissionless Blockchain Networks

PureStake is focused on providing the highest quality infrastructure and services for public blockchain networks.

Trusted by customers all across the blockchain — including early backers, developers, enterprises, and other participants that need to interact with crypto networks but don’t have either the time or the expertise — to launch and manage the infrastructure they need to run their technology.

Covering the last mile of Blockchain

Bleumi is a blockchain technology company that builds payment solutions – covering the last mile of the blockchain ecosystem – enabling digital currency adoption by businesses in every-day payment and payout use cases.

Our team pioneers in blockchain technology (Algorand, Bitcoin, Ethereum, RSK, Stellar, xDai, and more) and also offers end-to-end blockchain services, from consulting to implementing and managing scalable and secure blockchain solutions.

The Cardano Foundation is striving towards a blockchain-enabled better future based on inclusiveness and transparency. Our ambition is to build a blockchain-complete era’s global financial and social operating system. We are an independent standards body that oversees and supervises the advancement of Cardano — a decentralized public blockchain. The Cardano Foundation’s core focus is to accelerate the adoption of Cardano and empower integration and execution, enabling fast-track value creation for inclusive and equitable growth — for both the few and the many.

Better content


Better blockchains.

We’re the global media platform that
builds your blockchain audience.

Real people. Real results.

We’re leading the media by modeling the Three T’s:
Trust, Transparency, and Truth.

We’re building the biggest and best blockchain media company in the world.

Our ambition is to serve up the world’s most-loved digital media properties dedicated to blockchain: websites, events, television shows, books, podcasts, and blogs. We want to help the most people possible, to make the maximum positive impact on humanity.

The Blockchain Practice

A specialist team dedicated to applying distributed ledger technologies

Is your business ready for Blockchain?

Imagine a shared computer accessible to anyone, a single source of truth within which to store events, ownership and activities, and to execute workflow involving multiple parties without the use of separate systems and databases – and with no reconciliation required.

It will change the way digital services are provided across all industries globally. Blockchain changes the rules, prepare for disruption or prepare to disrupt.

Global Executive Search, Talent Consulting 

Unblocking blockchain

“Across nearly all industries, the workplace is becoming more distributed, faster paced, and increasingly consists of both full-time and gig workers,” said Odgers Berndtson PartnerRichard Pooley, who will lead the Blockchain Practice in the United States. “This blended workforce requires organizations to adopt a new kind of ‘liquid’ talent strategy tailored to their short-term and long-term hiring needs and can provide their business areas with fluid resources to quickly scale up or down as needed.”

Blockchain Intelligence Group

Blockchain Intelligence Group (BIG) is a cryptocurrency forensics and compliance service provider. Its comprehensive suite of tools provides training, real-time risk mitigation, and cryptocurrency tracing capabilities that enable financial institutions, exchanges, law enforcement, government agencies, and more to meet compliance and AML requirements. BBA Members receive 25% off the BIG Certified Cryptocurrency Investigator training course using the discount code BBACCI25.

ACKCS is a developer of an NFT ecosystem where value is created, captured, and transferred among creators, owners, and system participants.

Website under construction

As part of the Central bank of the United States, the Boston Fed works to promote sound growth and financial stability in New England and the nation. We contribute to communities, the region, and the nation by conducting economic research, participating in monetary policy-making, supervising certain financial institutions, providing financial services and payments, playing a leadership role in the payments industry, and supporting economic well-being in communities through a variety of efforts.

We strengthen the competitiveness of the tech and innovation economy by driving strategic investments, partnerships, and insights that harness the talent of Massachusetts.

As a unique public agency, MassTech supports business formation and growth in the state’s technology sector, helping Massachusetts lead in the global digital economy.

Board of Directors

Lynne Marlor

Interim Chair
Stephen Leahy

Previously Managing Director and Head of the Specialized Industries Group at BNYMellon, Lynne is the Founder of Transformational Strategies, LLC, with a long history as trusted advisor to major corporations, financial institutions, foundations and startups. Lynne has served as consultant in both valuing companies and transforming their global business development strategies. Lynne has spoken at numerous financial and innovation forums, including Oxford and Cambridge Universities, where she is Senior Advisor to EnterpriseWomen, and most notably the National Association of Financial Professionals speaking on Global Payments, Back office systems including STP, Blockchain and DEFI.

Sam Nathans

Interim Vice Chair
Sam Nathans

Sam has served as the system architect of several tech start-ups in the blockchain space. Sam has a deep understanding of blockchain structures, governance, privacy, and usability, while also being able to clearly translate tech-speak into easy-to-understand operational Use-Case applications.


Eric RouxEric Roux

Eric Roux

Executive and Consultant with extensive international experience who collaborates with colleagues, customers and partners to develop and implement solutions that create new business, generate sales, drive revenue, growth and profitability.



Peter BrooksPeter Brooks

Peter Brooks

Passionate about creating innovative and actionable business strategies, product strategies, and fact-based business value / financial analyses that make a difference.What does a Blockchain Business Architect do? I define the business value of blockchain solutions for developers and solution customers, define business and technology requirements, map business value to technology architectures, and quantify the value of blockchain solutions.


John HargraveJohn Hargrave

Marketing Director
John Hargrave

CEO of MEDIA SHOWER, the blockchain media company. Publisher of BITCOIN MARKET JOURNAL, trusted by 100,000 blockchain investors monthly. Author of the bestseller BLOCKCHAIN FOR EVERYONE (Simon & Schuster, July 2019). Leader of the Blockchain Revolution.


Lili Chen

Membership Chair
Lili Chen

With many years of customer service and business development experience, Lili is leading the membership activities, building a robust blockchain ecosystem, and exploring ways to utilize Blockchain in business operations solutions. Lili regularly participates in technical challenges and hackathons and is constantly expanding her knowledge and skillsets through continuing professional and traditional education.


Nate Rand

Sandbox & Start-ups Chair
Nate Rand

Nathaniel (Nate) Rand is the Director of Business Development at Manetu, Inc. He spent 20 years at State Street Bank and Trust protecting the assets of institutional clients while building products and platforms to support their investment objectives. As a passionate believer that emerging technologies, like blockchain, will transform industries, Nate became a leader of digital transformation at State Street and now at Manetu, creating leading-edge software to help corporations protect and securely use the most sensitive data they hold.

David Cutler

Strategic Development Chair
Sam Nathans

David is a Sales Coach for B2B companies, bringing out their best with faster than expected results. Are you a Founder or salesperson that could use experienced support and corroboration on your best next steps… all the way to the close? David delivers quick wins and new tactics developed from decades of experience between SMB, enterprise, and emerging tech startups.


Caroline Dennis

Industry & Talent Engagement Chair
Caroline Dennis

Caroline is a technology entrepreneur, disruptive industry advocate, and Future-of-Work Career Coach who helps students and emerging professionals build careers ignited by their passion. A frequent Blockchain Hackathon and community volunteer, she believes Blockchain can and is a unifying ecosystem that deserves a place in the mainstream. She is committed to inspiring her vast professional network in Higher Education, Cyber Security, AI, AR/VR, Simulation, Robotics, Medicine, Art, and Design to help move Blockchain Technologies forward.

Drew Cousin

Drew Cousin

Student Engagement Lead
Drew Cousin

As the youngest-ever member of the BBA Board, Drew supports the “Gateway to Blockchain Entrepreneurship,” a pilot program aiming to immerse both technical and non-technical students in the blockchain ecosystem. Drew leads a team of students who engage blockchain, fintech, and innovation groups at Boston-area Colleges and Universities to position the BBA as a bridge between student talent development and enterprise. Drew also supports the BBA Board in the development of the “Enterprise Accelerator” initiative.

Stephen Leahy

Stephen Leahy

At-Large Member
Stephen Leahy

Growth-focused Sales and Operating Executive in the FinTech industry.  Stephen has broad international experience in financial services on the Buy-side, Risk Management, and building Financial Services Technology platforms. Blockchain technologies remove friction from current financial system transactions. The time has come to educate regulators, operators, and consumers to the benefits of implementing blockchain technologies in the global financial system.

Warren Brown

Warren Brown

At-Large Member
Warren Brown

Building amazing lending experiences for financial institutions, business owners, and the vertical SaaS solutions that serve them.


Mike Wise

Head of Partnerships (Ex-Officio, Immediate Past Chair)
Frank Makrides

Mike is a global executive consultant in blockchain, DLT, Social Tech, and eCommerce strategy in Fintech and Insurtech. Mike is the current Board Chair of the Boston Blockchain Association and is studying in the MIT Sloan School of Management technology program. Mike’s vision and mission is to spread the influence of the Boston blockchain and innovation ecosystem around the world and to expand the roster of engaged Corporate Members & Sponsors.


We’re looking for contributors, so if you’re interested in volunteering or leading, feel free to send us an email to


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