Where does Don Muir work?

Don Muir is Founder of Arc and at F2 Invest and CEO & Co-Founder at F2.

Where did Don Muir go to school?

Don Muir studied at Stanford University Graduate School of Business (Master of Business Administration - MBA); Y Combinator (W22 (Arc) + S25 (F2)); Cornell University (Dyson School of Business, Strategy & Finance).

Don Muir

InvestorFounder

Investor at F2 Invest · CEO & Co-Founder at F2 · Founder at Arc

New York City

FoundedArc · YC F2 · YC

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You →Dan · together at F2 (2025–2026) →Don

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About

Don Muir is co-founder and CEO of F2 and previously co-founded Arc. A former private equity investor turned entrepreneur, he focuses on AI applications in finance.

CEO & Co-Founder at F2 YC S25

Intro paths

Don went through Y Combinator (Summer 2025) — any YC alum in your network can reach them through the YC community.

Their group partner at YC was Jared Friedman, YC Group Partner — the partner who ran F2's batch and knows the company first-hand. YC profile ↗

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In turn, Don can intro founders to F2's investors below.

F2's investors · 19

2021Menlo Park Alumni VenturesManchester · $100K – $10M checks · since 2025 Angel Collective Opportunity FundSan Francisco Camber CreekNew York · $1M checks Carya Venture PartnersPalo Alto Clocktower VenturesSanta Monica · $100K – $20M checks F2 Invest Gelt VC$25K checks HighlandXMenlo Park · since 2026 Left Lane CapitalNew York · $5M – $75M checks · since 2026 Next Legacy PartnersPortola Valley NFXSan Francisco · $250K – $5M checks · since 2026 PioneerToronto, Ontario Position VenturesSan Francisco Sarah SmithMenlo Park · $250K checks Soma CapitalSacramento · $100K – $300K checks Torch CapitalNew York · $750K – $1.5M checks · since 2026 VSC VenturesSan Francisco · $500K – $750K checks Y CombinatorSan Francisco · $500K checks · since 2025

Co-founders at F2

Emre KazdagliFounder

Founder at Arc YC W22

Intro paths

Don went through Y Combinator (Winter 2022) — any YC alum in your network can reach them through the YC community.

Their group partner at YC was Jared Friedman, YC Group Partner — the partner who ran Arc's batch and knows the company first-hand. YC profile ↗

→

In turn, Don can intro founders to Arc's investors below.

Arc's investors · 20

Abstract VenturesSan Francisco · $250K – $750K checks Alumni VenturesManchester · $100K – $10M checks Andreessen HorowitzMenlo Park · $500K – $50M checks Atalaya CapitalNew York Bain Capital VenturesBoston · $1M – $100M checks Carya Venture PartnersPalo Alto Clocktower VenturesSanta Monica · $100K – $20M checks Dreamers VCEl Segundo · $500K – $5M checks Eclipse VenturesPalo Alto · $200K – $5M checks Gelt VC$25K checks Left Lane CapitalNew York · $5M – $75M checks Lowercarbon CapitalLos Angeles · $100K – $5M checks Menlo VenturesSan Francisco · $1M – $20M checks Next Legacy PartnersPortola Valley NFXSan Francisco · $250K – $5M checks PioneerToronto, Ontario Sarah SmithMenlo Park · $250K checks Soma CapitalSacramento · $100K – $300K checks Torch CapitalNew York · $750K – $1.5M checks Y CombinatorSan Francisco · $500K checks · since 2022

Co-founders at Arc

Nick LombardoFounder

Experience

F2Co-Founder & CEOcurrent2025 — presentNew York, United States
ArcCo-Founder & Board Membercurrent2025 — presentNew York, United States
ArcCo-Founder & CEO2021 — 2025San Francisco, California, United States
Apollo Global Management Inc.Private Equity2020
OnexPrivate Equity2017 — 2019
Boston Consulting Group (BCG)Management Consulting2015 — 2017

Skills & more

Artificial Intelligence (AI)7Private Equity6Private Credit3Commercial Banking42Corporate Finance45Capital Markets32

Languages English · French

From Don's professional profile.

Frequently asked questions

Who is Don Muir?: Don Muir is co-founder and CEO of F2 and previously co-founded Arc. A former private equity investor turned entrepreneur, he focuses on AI applications in finance.
Where does Don Muir work?: Don Muir is Founder of Arc and at F2 Invest and CEO & Co-Founder at F2.
What companies did Don Muir found?: Don Muir founded Arc, F2.
Where did Don Muir go to school?: Don Muir studied at Stanford University Graduate School of Business (Master of Business Administration - MBA); Y Combinator (W22 (Arc) + S25 (F2)); Cornell University (Dyson School of Business, Strategy & Finance).