Jack Greenfield

Director at Large

Meet Jack Greenfield

Jack Greenfield
Functional Lead:
Covenant Compliance
Term: 2025

Jack Greenfield is an investor and advisor in venture capital and private equity. He currently chairs Due Diligence and serves on the Executive Board and Fund Committee for Tech Coast Angels in Los Angeles.

Before TCA, Mr. Greenfield was Senior Staff Engineer at Google, Senior Director at PayPal, Distinguished Architect at eBay, Principal Architect at Microsoft, Chief Architect at IBM Rational, VP of Engineering at Personal Library Software (AOL), Founder and CTO of Inline Software, and a key hire at NeXT (Apple) and X.Commerce (eBay).

He has an MBA from the UCLA Anderson School of Management with certificates in Finance and Entrepreneurship, and a BS in Physics with Biology minor from George Mason University. He has written two books, many papers and articles, and holds multiple patents.

He is skilled in due diligence, valuation, operational oversight, and strategy development. His technical expertise is in big data, machine learning, cloud computing, ads and commerce, security and privacy.

He is also a founding member of the Southern California and Colorado chapters of the Private Directors Association, and President of Board Connections at Anderson.

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