Fabius
DefunctYC W23San Francisco, US Β· Founded 2020 Β· 2 employees Β· 1 known investors
Fabius analyzes recorded sales calls using AI to help sales managers evaluate representative performance, identifying unqualified leads and weak deals to reduce wasted effort. The platform scores calls and surfaces opportunities to strengthen deal value for customers like Airbyte and Fermat.
Also known as Fabius Technologies Β· Inc.
AI & Machine LearningEnterprise SoftwareSaaSSales TechGenerative AIB2BSalesAIUnited States of AmericaAmerica / Canada
Founders & leadershipΒ· Y Combinator alumni (W23)
Fabius was founded in 2020 by Neil Madsen and Andy Day.
NM
Neil MadseninCo-Founder, CEO2020β2026Neil Madsen was Head of Technical Services at LiveRamp, leading sales engineering, implementation, technical account management, and support teams. He holds a BS in Computer Science from The Ohio State University.
Investors Β· 1
In the news
Frequently asked questions
- What does Fabius do?
- Fabius analyzes recorded sales calls using AI to help sales managers evaluate representative performance, identifying unqualified leads and weak deals to reduce wasted effort. The platform scores calls and surfaces opportunities to strengthen deal value for customers like Airbyte and Fermat.
- Who founded Fabius?
- Fabius was founded by Neil Madsen, Andy Day in 2020.
- Who are Fabius's investors?
- Fabius's investors include Y Combinator.
- Where is Fabius headquartered?
- Fabius is headquartered in San Francisco, US.

