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Jeff Ma

Jeff Ma

Verified: Jun 2026 (Profile Confirmed)🌱 Pre-Seed Pioneer
San Francisco, CA
𝕏in
Check Size Range

Flexible Check Size

Preferred Stages
pre-seedseed

Background & Investment Thesis

Co-founder of Citizen Sports. Angel investor in sports tech and consumer apps.

Focus Industries

sportsconsumersaasmarketplace
AI Outreach Insight94% Match Score

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

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Verified Deal Signals Active

Key Deal Terms & Quick Facts

Audited venture due diligence summary for Jeff Ma

Verified Deal Signals
Typical Check Size

$25k – $500k

Direct angel check per syndicate / round
Target Stages
pre-seedseed
Early-stage entry valuation priority
Founder Pitch Contact

Verified (Protected — Unlock)

Direct mailbox protected against spam
Focus Industries & Categories
sportsconsumersaasmarketplace

Frequently Asked Questions about Jeff Ma

What is Jeff Ma's typical angel check size?▼

Jeff Ma's investment check size typically ranges around $25k – $500k, participating in early-stage financing rounds alongside leading venture capital funds and angel syndicates.

What stages and sectors does Jeff Ma invest in?▼

Jeff Ma primarily backs early-stage startups across pre-seed, seed stages, focusing on sports, consumer, saas, marketplace.

What companies are in Jeff Ma's angel portfolio?▼

Jeff Ma actively participates in early-stage technology investments and venture syndicates.

How can startup founders contact or pitch Jeff Ma?▼

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