Amir Zohrenejad

Part-Time Partner, Heavybit

Amir Zohrenejad is a part-time partner at Heavybit and a serial entrepreneur who co-founded two technical startups: Dataherald and CloudFish. A lifelong enthusiast of software and startups, Amir is particularly passionate about relational databases, applied...

Amir Zohrenejad's Headshot

Amir Zohrenejad is a part-time partner at Heavybit. He began his journey in software development at UC Berkeley, where he graduated with degrees in both Applied Mathematics and Electrical Engineering and Computer Science. After graduating, he joined Microsoft as a technical program manager on the Windows Wireless team.

Before joining Heavybit, Amir was the co-founder and served as CTO of Dataherald (YC W21), an open source natural-language-to-SQL library. There, he recruited the researchers and implemented emerging applied AI methodologies that led to the company’s state-of-the-art solution.

Amir specializes in helping early-stage startups recruit top-tier ML researchers and build applied AI teams that can ship production-ready systems. He brings deep experience in natural language interfaces, database infrastructure, and agent evaluation methodologies. On the go-to-market side, he advises founders on developer-focused strategies, from open source adoption to navigating long enterprise sales cycles with technical buyers.

Edith Harbaugh
Edith HarbaughCo-Founder & Executive Chair
LaunchDarkly
Everybody at Heavybit is genuinely motivated to help you succeed and will do everything in their power to do that. It's tough starting a company, and it's really nice to have a cohort of people you can ask for advice and then help others in return.
Magnus Hillestad
Magnus HillestadCo-Founder & CEO
Sanity
I recommend Heavybit because they have people who truly are there for your interest.
Ty Dunn
Ty DunnCo-founder and CEO
Continue
The support we get from Heavybit is unparalleled. Full stop. When we run into a blocker, they don’t just cheer from the sidelines—they help us trudge right through the thick of it.
Avery Pennarun
Avery PennarunCo-Founder & CEO
Tailscale
Heavybit was the only investor who actually understood what we were building, and they even helped us figure out the business model. Turns out, they got it exactly right. Since then, they’ve kept showing up with advice that’s both strategic and industry-specific. It’s rare to find folks who can zoom in and out like that and be useful at both ends.