Where does Ian Laffey work?

Ian Laffey is Founder of Theseus.

Where did Ian Laffey go to school?

Ian Laffey studied at Y Combinator (S24); McGill University (Bachelor of Science - BS); Whitfield School.

Ian Laffey

Founder

Founder at Theseus

San Francisco Bay Area

FoundedTheseus · YC

Find your path to Ian

10,483 people in our graph share verified history with Ian — schools, employers, funds. One of them is your warm intro.

Justine DeesunlockedIan: together at Founders (2023)

×10Ian: together at Founders

Ian: together at YC S24

About

Founder of Theseus, which develops visual positioning software for autonomous systems operating in GPS-denied environments.

Founder at Theseus YC S24

Intro paths

Ian went through Y Combinator (Summer 2024) — any YC alum in your network can reach them through the YC community.

Their group partner at YC was Aaron Epstein, General Partner at Y Combinator — the partner who ran Theseus's batch and knows the company first-hand. YC profile ↗

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In turn, Ian can intro founders to Theseus's investors below.

Theseus's investors · 11

AntlerSingapore · $3M – $10M checks First Round CapitalSan Francisco · $1M – $7M checks · since 2025 Foresite CapitalWest Hollywood · since 2021 Longitude CapitalMenlo Park · $10M – $30M checks · since 2021 Lux CapitalNew York · $100K – $100M checks · since 2025 NexTech VenturesPrague · since 2021 OrbiMedNew York · $1M – $75M checks · since 2021 Pontifax Venture CapitalHerzeliya · $6.3M – $128M checks · since 2021 Rock Springs CapitalBaltimore · since 2021 T. Rowe PriceBaltimore · since 2021 Y CombinatorSan Francisco · $500K checks · since 2024

Co-founders at Theseus

Sacha LévyFounder

Experience

TheseusChief Executive Officercurrent2025 — presentSan Francisco, California, United States
TheseusChief Technology Officer2024 — 2025San Francisco, California, United States
Founders, Inc.Studio Engineer2023San Francisco, California, United States
Exact PaymentsSoftware Engineer2022 — 2023Denver, Colorado, United States

Frequently asked questions

Who is Ian Laffey?: Founder of Theseus, which develops visual positioning software for autonomous systems operating in GPS-denied environments.
Where does Ian Laffey work?: Ian Laffey is Founder of Theseus.
What companies did Ian Laffey found?: Ian Laffey founded Theseus.
Where did Ian Laffey go to school?: Ian Laffey studied at Y Combinator (S24); McGill University (Bachelor of Science - BS); Whitfield School.