David Zyer is a Partner at OCA Ventures, whose known portfolio counts 11 companies.
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Investment focus
Contacts
Affiliated funds' portfolios
Partner at OCA Ventures, whose known portfolio counts 11 companies
- Ocient
- Pair Team
- Amplified Sciences
- Balto
- Buddy
- GrayMatter Robotics
- AMOpportunities
- Atalan
- Alnair Therapeutics
- RecruitBot
- PreFlight
Investor Profile
Founders in the listed sectors AI, Consumer, Education and FinTech, and focus areas Analytics, Cloud Infrastructure, Cybersecurity and Data fall inside that listing.
OCA Ventures appears in Pre-Seed, Seed and Series A rounds across its known deals.
The firm portfolio and the focus above give founders context on whether David Zyer matches their raise.
Colleagues at OCA Ventures
David Kokonas
Vice President
Chicago, United States
Jim Dugan
CEO & Managing Partner
Chicago, United States
Rashika Rahman
Health VC
Chicago, United States
Kevin McQuillan
Investor
Palo Alto, United States
Bob Saunders
General Partner
Louisville, United States
Nick Schoewe
Partner
Denver, United States
Manu Sharma
Vice President
Chicago, United States
Ian Drury
Venture Partner
Benton Harbor, United States
Biju Kulathakal
Venture Partner
Chicago, United States
Michelle Cao
Vice President
Chicago, United States
Frequently asked questions
Who is David Zyer?
David Zyer is a venture capital investor based in River Forest, Illinois, United States, listed as Partner at OCA Ventures. The known portfolio of that firm counts 11 companies. That portfolio belongs to the firm, not to David Zyer personally.
What does David Zyer invest in?
Listed sectors include AI, Consumer, Education and FinTech; listed focus areas include Analytics, Cloud Infrastructure, Cybersecurity and Data. Those tags come from the portfolios of the firms this profile is attached to, so they read as a record of what has been backed rather than a stated preference for what comes next.
What stage does David Zyer invest at?
OCA Ventures appears in Pre-Seed, Seed and Series A rounds across its known deals, and David Zyer is listed there as Partner. Stage is the strongest single filter when you build a target list: an investor with no record at your stage rarely starts with you.
Which firm is David Zyer listed at?
David Zyer is listed as Partner at OCA Ventures. 10 other people in the database share a firm with David Zyer.
How do I contact David Zyer?
A phone number and a LinkedIn page are on file for David Zyer. They are readable inside RaiseHunt after you create an account. The database holds no email address for this profile.
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Data: RaiseHunt investor dataset · Snapshot 5 September 2026 · How this data is built · Report a correction or request removal