Howard Zack
Managing General Partner at WhoKnew Ventures LLC
San Francisco, United States
Howard Zack, Managing General Partner at WhoKnew Ventures LLC is an active investor based in San Francisco, United States. This profile covers what Howard Zack backs, at which stage, and how founders can reach out in 2026.
Howard Zack is an experienced General Partner with a history of investing in seed and pre-seed ventures, informed by startup and F-500 operating experience.
Howard Zack invests in Healthcare & Biotech and FoodTech & Agriculture, typically at Pre Seed and Seed.
- Investor type
- VCFamily Office
- Stages
- Pre SeedSeed
- Invests in
- Healthcare & BiotechFoodTech & Agriculture
- Location
- San Francisco, United States
- Typical check
- $150K
How to reach Howard Zack
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Round Funded. "Howard Zack." Round Funded investor database, updated November 3, 2026.
Stable URL, it will not change: https://www.roundfunded.com/en/investor/howard-zack
Frequently Asked Questions
Who is Howard Zack?
Howard Zack, Managing General Partner at WhoKnew Ventures LLC is an active investor based in San Francisco, United States. Howard Zack invests in Healthcare & Biotech and FoodTech & Agriculture, typically at Pre Seed and Seed.
What does Howard Zack invest in?
Howard Zack invests in Healthcare & Biotech and FoodTech & Agriculture, typically at Pre Seed and Seed. Match your sector and stage, then reach out with a personalized pitch.
What stage does Howard Zack invest at?
Howard Zack typically invests at Pre Seed and Seed. Lead with traction that fits the stage when you reach out.
What is Howard Zack's typical check size?
Howard Zack typically writes checks around $150K. Use it as a signal for whether your raise fits their stage.
How do founders reach investors like this?
Round Funded lists active investors with verified, professional contact details for signed-up founders. Filter by sector, stage and location, then send a personalized pitch from your own inbox.
What is Round Funded?
Round Funded is an investor database and outreach platform for startup founders. It lists 60,000+ active investors with verified contacts, filtered to recent investment activity, and lets founders send personalized pitches from their own Gmail, track replies, and share a free Data Room. Round+ starts at $99 per month with a 3-day trial.