Zach is co-founder, president and COO of Flatiron Health, where he oversees all activities related to product, engineering and internal operations.

Before co-founding Flatiron Health, Zach was co-founder, president & COO of Invite Media, an advertising technology company based in NYC. Invite Media built the industry's first enterprise advertising platform for buying and optimizing online media in real-time. Invite Media was acquired by Google in 2010.

Prior to Invite Media, Zach co-founded EatNow.com, which was privately acquired. An active angel investor, Zach has invested in over 30 technology startups throughout the country, including Bell Biosystems, Breakthrough.com, Care at Hand, DocPhin, Doctor Evidence, Genomera, Meddik, Oscar, and Predilytics.

Zach studied economics and entrepreneurship at The Wharton School at the University of Pennsylvania.

Technology