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David Sze

Verified: Jun 2026 (Profile Confirmed)👑 Lead Investor
Menlo Park, CA
in
Check Size Range

Flexible Check Size

Preferred Stages
series-aseries-b

Background & Investment Thesis

Partner at Greylock. Led investments in LinkedIn, Facebook, Pandora, Tumblr.

Focus Industries

consumersocialmarketplace

Notable Portfolio & Backed Deals

AI Outreach Insight94% Match Score

Active investor in consumer, social, marketplace. Highly responsive to concise pitches with clear traction metrics.

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Get instant access to David Sze's verified mailbox, personalized AI pitch drafts, and 7,400+ active angel profiles.

Verified Deal Signals Active

Key Deal Terms & Quick Facts

Audited venture due diligence summary for David Sze

Verified Deal Signals
Typical Check Size

$3M – $50M

Direct angel check per syndicate / round
Target Stages
series-aseries-b
Early-stage entry valuation priority
Founder Pitch Contact

Verified (Protected — Unlock)

Direct mailbox protected against spam
Focus Industries & Categories
consumersocialmarketplace
Notable Backed Deals & StartupsInternal company dossiers
LinkedInFacebookPandoraTumblr

Frequently Asked Questions about David Sze

What is David Sze's typical angel check size?▼

David Sze's investment check size typically ranges around $3M – $50M, participating in early-stage financing rounds alongside leading venture capital funds and angel syndicates.

What stages and sectors does David Sze invest in?▼

David Sze primarily backs early-stage startups across series-a, series-b stages, focusing on consumer, social, marketplace.

What companies are in David Sze's angel portfolio?▼

David Sze has backed notable companies including LinkedIn, Facebook, Pandora, Tumblr.

How can startup founders contact or pitch David Sze?▼

Founders can access verified direct email contact channels, AI-assisted pitch drafting, and syndicate warm intro paths for David Sze through OpenAngels.