Zach Gronfein is an investor at Sound Ventures, focusing on AI, infrastructure, and enterprise companies. He is based in New York City and is part of the firm's investment team.
At firms with a similar stage, sector and check size.
One email when Zach's firm raises a fund, adds a partner or shows new activity.

Raising a pre-seed or seed round? We write $1M to $5M first checks and help founders with distribution. A partner reads every deck.
Send your deckZach Gronfein is an investor at Sound Ventures, focusing on AI, infrastructure, and enterprise companies. He is based in New York City and is part of the firm's investment team.
Zach Gronfein invests through Sound Ventures, which writes checks of $10M to $30M+ at seed, series a, series b.
Email [email protected], the firm's inbox for founders, and name Zach in the subject. A warm intro from a founder Sound Ventures backed works better.
Last updated 2026-10-15. Is this you? Ask for a correction.