Directory
Rui Ma

Rui Ma

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

Flexible Check Size

Preferred Stages
pre-seedseed

Background & Investment Thesis

Co-founder of Tech Buzz China. Expert in Chinese tech ecosystem and cross-border investing.

Focus Industries

consumeraisaasmarketplace
AI Outreach Insight94% Match Score

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

Unlock Verified Direct Email & Founder Pitch Tools

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

Key Deal Terms & Quick Facts

Audited venture due diligence summary for Rui Ma

Verified Deal Signals
Typical Check Size

$10k – $200k

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
consumeraisaasmarketplace

Frequently Asked Questions about Rui Ma

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

Rui Ma's investment check size typically ranges around $10k – $200k, participating in early-stage financing rounds alongside leading venture capital funds and angel syndicates.

What stages and sectors does Rui Ma invest in?▼

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

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

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

How can startup founders contact or pitch Rui Ma?▼

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