SE

Seraph Group

VC
San Francisco, CAWebsite

Seraph Group is a Seed+, Series A venture capital firm based in San Francisco, CA investing in Enterprise, SaaS, AI / ML. The firm typically writes $500K–$3.0M checks and has 100 portfolio companies in our records.

Check size
$500K–$3.0M
Portfolio
100 companies on record
Partners
3 listed
AUM
$195M
Stage
Seed+, Series A
Sectors
Enterprise, SaaS, AI / ML, Developer Tools
HQ
San Francisco, CA

Last verified: 2026-05-24

Stage

Seed+, Series A

Check Size

$500K – $3.0M

AUM

$195M

Portfolio

100+ companies

Team

3 partners

Investor activity
Investments in last 12 months: 0

Investment Thesis

Early-stage fund investing in B2B/enterprise software and infrastructure.

How Seraph Group invests

Seraph Group is a vc firm based in San Francisco, CA. The firm invests at the Seed+, Series A stages, with a focus on Enterprise, SaaS, AI / ML, Developer Tools.

Seraph Group typically writes checks of $500K–$3.0M per investment, backed by approximately $195M in assets under management.

Seraph Group has backed 100 companies in our records, including Adept AI, Capella Space, Box.

Partners & Team

WC

Whitney Cairnes

Director of Operations

PT

Peter T

Partner

TY

Tuff Yen

Chief Executive Officer

Industry Focus

Invests In

Enterprise
SaaS
AI / ML
Developer Tools

Portfolio Companies (100)

Other

AD

Adept AI

Enterprise AI software
CA

Capella Space

Space (not SaaS)
BO

Box

Enterprise Content SaaS
BO

Boom

Aerospace
4A

4AG Robotics

Ag Tech
AA

Aarki

Mobile/Web Development·exit
AC

ACTNano

Hardware
AI

AI Optics

Biotech & Healthcare·exit
AI

AirDog

Consumer Products
AL

Aluna

Biotech & Healthcare·exit
How to pitch Seraph Group
  • Raising at Seed+, Series A? You're squarely in their sweet spot.
  • Lead with your fit in Enterprise, SaaS, AI / ML — the sectors they actively back.
  • Size your ask to their typical $500K – $3.0M check.
  • Address your outreach to a specific partner, such as Whitney Cairnes, Director of Operations.
  • A warm introduction beats a cold email. Get matched and request an intro.

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