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Nat Friedman - portfolio and founded companies

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About Nat Friedman

Nat Friedman is an angel investor based out of San Francisco, United States. They did their Bachelors from MIT. Their journey in the startup ecosystem started in 1999 through Ximian. Nat Friedman has founded 2 companies. They are currently acting as the, and as the co-founder of Xamarin. Prior to this, Nat Friedman co-founded Ximian. As an angel investor, Nat Friedman has a portfolio of 73 companies, focusing primarily on sectors like Enterprise Applications, High Tech and 17 more sectors. They invest in companies across United States, Bulgaria and 5 more. Their most notable investments include companies like Stripe and Figma.
Key Metrics
Location
San Francisco, United States
Founded
Investment Portfolio
Top sectors of Investment
Top locations of Investment
Contact Details

Nat Friedman's Investments

Nat Friedman has invested in 73 companies. Their most recent investment was in Antimetal (Series A Round) on Jun 12, 2025. Their investments are primarily in Enterprise Applications, High Tech and 17 more sectors. Their investment portfolio include companies in United States, Bulgaria and 5 more.
Here is the list of recent investments by Nat Friedman:
Date
Company
Round
Round Amount
Co-Investors
Jun 12, 2025
Series A
$20M
, and
May 05, 2025
Series B
$30M
, and
May 02, 2025
Series B
$130M
Mar 22, 2025
Logo for The Bot Company
Series D
$150M
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Nat Friedman's Portfolio Exits

Nat Friedman has 6 Portfolio Exits including Weights & Biases, CoreWeave, Digits and Neon.
Here is the list of top portfolio exits by Nat Friedman:
Company
Description
Location
Total Funding
Founded Year
Exit Type
Exit Date
Provider of machine learning model development and management solutions
-
$250M
2017
Acquisition
Mar 04, 2025
Provider of cloud computing services for AI workloads
-
$2.37B
2019
IPO
Mar 28, 2025
SMS based customer authentication and verification service
-
$97.5M
1995
Acquisition
Jan 18, 2017
Developer of open-source-based cloud-native PostgreSQL
-
$131M
2021
Acquisition
May 05, 2025

Nat Friedman's Portfolio Unicorns

Nat Friedman has 12 unicorns in the portfolio including Stripe, Figma and 10 more..
Here is the list of top portfolio unicorns by Nat Friedman:
Company
Short Description
Total Funding
Founded Year
Current Stage
Location
Payment processing and card issuance solutions for businesses
$9.81B
2009
Series I
San Francisco
Platform offering collaborative prototype development solution
$749M
2012
Series F
San Francisco

Nat Friedman's Founded Companies

Nat Friedman has founded 2 companies namely Xamarin and Ximian.
Here are the details of all founded companies by Nat Friedman:
Company
Short Description
Total Funding
Founded Year
Current Stage
Location
Provider of cross platform application development platform
$82.2M
2011
Acquired
San Francisco
Application software developer for Linux and Unix based on Gnome desktop
$16M
1999
Acqui-Hired
Boston

Nat Friedman's Top News

•
TechCrunch+•Aug 07, 2019•Rookout, Cisco Investments, TLV Partners, and 8 others
•
TechCrunch+•Jan 28, 2019•Kite, Trinity Ventures, , Emmett Shear and 5 others

FAQ's about Nat Friedman

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