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Tuff Yen

North America, California, United States, San Mateo

Description

Tuff Yen is the CEO of Seraph Group, a professionally managed angel investment fund group that invests in seed and early stage private enter...

Investor Profile

Tuff Yen has backed more than 2 startups, with 0 new investments in the last 12 months alone. The firm has led 0 rounds, about 0% of its total and boasts 2 exits across its portfolio.

Investment Focus Highlights

  • Concentrates on Angel, Seed rounds (top funding stages).
  • Majority of deals are located in United States.
  • Strong thematic focus on Analytics, Software, News.

Stage Focus

  • Angel (50%)
  • Seed (50%)

Country Focus

  • United States (100%)

Industry Focus

  • Analytics
  • Software
  • News
  • Social Media
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FAQ

Frequently Asked Questions

Learn who this investor regularly partners with—both firms and angels—and explore their latest activity.

Who does Tuff Yen frequently co-invest with?

Hawaii Angels
North America, Hawaii, United States, Honolulu
Co-Investments: 1
VTF Capital
North America, Nevada, United States, Las Vegas
Co-Investments: 1
Blue Startups
North America, Hawaii, United States, Honolulu
Co-Investments: 1
Seraph Group
North America, Georgia, United States, Alpharetta
Co-Investments: 2

Which angels does Tuff Yen often collaborate with?

Shared Deals: 1
RJ
North America, Hawaii, United States, Kailua
Shared Deals: 1
TH
North America, Nevada, United States, Las Vegas
Shared Deals: 1
Dan Freedman
North America, California, United States, Orange
Shared Deals: 1
Darius Monsef
North America, Oregon, United States, Portland
Shared Deals: 1
SS
North America, Florida, United States, Miami
Shared Deals: 1
AM
North America, Nevada, United States, Las Vegas
Shared Deals: 1

What are some of recent deals done by Tuff Yen?

Hubble Network

Las Vegas, Nevada, United States

Hubble Network is a developer of a satellite-powered Bluetooth network that enables devices to connect regardless of cellular reception.

Internet of ThingsMachinery ManufacturingSatellite CommunicationWireless
Series BSep 17, 2025
Amount Raised: $70,000,000
AreaMetrics

Seattle, Washington, United States

AreaMetrics personalizes the world around you by leveraging sensors and data.

AnalyticsSoftware
AngelFeb 1, 2014
Amount Raised: $225,000
Primeloop

Las Vegas, Nevada, United States

Build targeted audiences with every link you share

NewsSocial Media
SeedJan 24, 2014
Amount Raised: $300,000