Our Team

At Great Oaks, we are a small collegial team working towards one common goal. Every team member brings a unique perspective and each portfolio company benefits from the collective insights and experiences of the partnership.

Andy Boszhardt
Founder & Managing Partner

Andy Boszhardt

Andy is the Founder and Managing Partner of Great Oaks, where he has been a driving force in early-stage investing for over three decades.

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Henry McNamara
General Partner

Henry McNamara

Henry holds a Bachelor of Arts from Bowdoin College, with a double major in Economics & Environmental Science. He and his wife Laura have two boys and a pug. In his free time Henry enjoys playin Golf, Tennis, Skiing, photography and travel.

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Stuart O'Keeffe
General Partner

Stuart O'Keeffe

Stuart is a Partner at Great Oaks, based in NYC. He started full time at Great Oaks in 2017 as a Startup Consultant before joining the investment team in 2018 and working up to partner in 2021. Stuart graduated with an Economics degree from Cornell University in 2016.

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Raj Sandhu
General Partner

Raj Sandhu

Raj is a Partner at Great Oaks and has been an investor for over two decades in more than 100 companies. Previously he was a Partner at venture capital firms Athena Technology Investors, Madison Angels, at private equity firm Chatterjee-Soros Group ($2 billion), and at technology banking firm Cowen & Co

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Celine Kwok
Principal & CFO

Celine Kwok

Celine is the chief financial officer of Great Oaks Venture Capital. She joined Great Oaks at inception and is involved in various aspects of the business, including investor relations, transaction reconciliation, as well as, team and fund management from an operations standpoint, etc

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Tamara Dybas
Administrator

Tamara Dybas

Tamara is an administrator at Great Oaks Venture Capital. She started her career at Great Oaks in 2005 and monitors investment funding and administrative affairs. Prior to Great Oaks Tamara worked in healthcare administration.

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Future-shaping partnerships

Our Advisors

At Great Oaks, we have developed relationships with some of the most successful and influential people in technology startups. We are proud to work with brilliant minds who have shaped the companies of today, and grateful that they help us identify and advise the companies of tomorrow.

Bradford Benz
Managing Partner at Benz Capital

Bradford Benz

Bradford Benz is the Managing Partner of Benz Capital and founder of RedShift Group, an advisory and venture capital firm focused on helping companies rapidly scale their businesses. Brad has advised numerous companies, including Pandora Media, Udemy and Answers.com

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Dan Reich
CEO & Co-Founder of Troops, Tula Skincare, DIBS Beauty

Dan Reich

Dan Reich has been a co-founder to multiple businesses including Tula Skincare, Troops, and DIBS Beauty. He is also a contributing writer to Forbes and an advisor and investor in numerous other companies.

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James Gutierrez
CEO & Co-Founder of Insikt Inc.

James Gutierrez

James Gutierrez is a leading social entrepreneur and innovator in lending and financial technology. Prior to Insikt, James founded and was CEO of Oportun (formerly Progreso Financiero), the leading provider of responsible, unsecured loans to Hispanics in the US that recently surpassed $1.5 billion in loans and over half a million borrowers since its founding.

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John Philosophos
Advisor

John Philosophos

John has more than 30 years of experience on Wall Street and as a Venture Capital investor. At present, he is a Senior Managing Director at Dillon Kane Group in Chicago.

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Ken Landis
Founder of Landis Capital, Co-Founder of Bobbi Brown Cosmetics

Ken Landis

Ken Landis has been an entrepreneur, private investor and executive in the cosmetics, accessory and fashion industries for almost thirty years. Mr. Landis co-founded Bobbi Brown Cosmetics, Inc., which was acquired by The Estée Lauder Companies, Inc. (NYSE:EL) and Tula Skincare, which was acquired by Proctor & Gamble Co (NYSE:PG).

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Nat Turner
Co-Founder of Invite Media, Flatiron Health

Nat Turner

Nat is CEO of Collectors, a holding company focused on the collectibles industry, and General Partner at Operator Partners. Prior to his current roles, Nat was co-founder and CEO of two Great Oaks portfolio companies: Flatiron Health (acquired by Roche) and Invite Media (acquired by Google).

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Randall Burkert
Managing Partner at Mercer + Bond Capital

Randall Burkert

Randall Burkert is the Managing Partner and a Co-Founder of Mercer + Bond Capital, Merchant Bankers, a Quadrant Company transacting in lower middle markets focused on direct investments by family office and significant net worth investors.

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Zach Weinberg
Co-Founder of Invite Media, Flatiron Health

Zach Weinberg

Zach is Co-Founder and CEO of Curie.Bio. Prior to his current roles, Zach was co-founder of two Great Oaks portfolio companies: Flatiron Health (acquired by Roche) and Invite Media (acquired by Google).

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