David Horowitz
Partner at Cerity Partners Ventures
Philadelphia, Pennsylvania
David Horowitz, Partner at Cerity Partners Ventures is an active investor based in Philadelphia, Pennsylvania. This profile covers what David Horowitz backs, at which stage, and how founders can reach out in 2026.
- Investor type
- AngelVCPECorporate VCInvestment PartnerFounder
- Stages
- Seed
- Invests in
- Marketing & AdTechConsumer & RetailCybersecurityFintechMedia & Content
- Location
- Philadelphia, Pennsylvania
- Typical check
- $250K
- Past investments
- 21
Notable investments
Perfect MarketGiant RealmZero Foxthe Rubicon Project
IntegrateInternet Distribution Systems (IDS LLC.)Intellon Corporation
Invite MediaVisible WorldNational Football Foundation
SnagFilmsHow to reach David Horowitz
Angels and operators like David Horowitz reply to specific, personalized notes that show real traction, not mass blasts. Build a verified list, write a note that fits their thesis, and track replies, all on Round Funded.
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Cite this page
Round Funded. "David Horowitz." Round Funded investor database, updated September 9, 2026.
Stable URL, it will not change: https://www.roundfunded.com/en/investor/david-horowitz
Frequently Asked Questions
What does David Horowitz invest in?
David Horowitz invests in Marketing & AdTech, Consumer & Retail, Cybersecurity and Fintech, typically at Seed. Match your sector and stage, then reach out with a personalized pitch.
What stage does David Horowitz invest at?
David Horowitz typically invests at Seed. Lead with traction that fits the stage when you reach out.
What is David Horowitz's typical check size?
David Horowitz typically writes checks around $250K. 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.