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  • Prometheus

Jason Mackey

General Partner / Co-founder

Jason Mackey is a serial entrepreneur, emerging venture capitalist, and strategy consultant with a solid track record of building and growing successful businesses in both the United States and United Kingdom. He has co-founded several successful ventures across various sectors, including CXOHQ, Occam Strategy Group, and Advanergy Energy Services.

Alongside his entrepreneurial pursuits, Mr. Mackey has imparted valuable insights to over 200 startups and small businesses, advising on growth strategies, fundraising, and operations management. His extensive knowledge encompasses a variety of industries, including artificial intelligence, finance, e-commerce, clean energy, and social impact.

As an adept negotiator, Mr. Mackey has successfully facilitated the acquisition of over $250 million in private equity for both burgeoning and well-established ventures around the world. Currently serving as Co-founder and General Partner at Athenian Capital, a pre-seed and seed-stage venture capital fund targeting highly capital-efficient technology companies in the US and UK with a clear roadmap to long-term profitability, Mr. Mackey oversees the firm’s daily operations and spearheads its worldwide investment strategy.

Dedicated to driving positive societal change, Mr. Mackey actively engages in advocacy and political initiatives. He holds the position of Executive Chairman at the Economic Rights Council (ERC), a non-profit organization dedicated to securing the economic rights of all Americans by fostering the ideals establish in FDR's Second Bill of Rights. A fervent advocate for equality of opportunity, Mr. Mackey currently serves his second term as Diversity Officer for the Somerville Democratic City Committee. Exhibiting his commitment to community service and representation, he campaigned as a candidate for State Representative in Massachusetts’ 27th Middlesex District in 2022.

Recognized as a leader in Boston’s entrepreneurial and investment community, Mr. Mackey’s enthusiasm for fostering innovative companies, along with his expertise in fundraising and strategic advice, make him a valuable resource for startups and businesses seeking to enhance their impact, efficiency, and value.

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