COACH

YC company profile

The AI Coach for in person sales reps.

85% of all sales still happen face-to-face. Coach is how those get closed.
Our AI turns in-depth sales conversation analysis into company knowledge and personalized coaching to help reps close more deals.

• YC batch: Summer 2026
• Founded: 2025
• Team size: 4
• Location: San Francisco
• Country: US
• Status: Active
• Industry: B2B
• Stage: Early
• Tags: SaaS, B2B, Sales, Sales Enablement, AI
• YC partner: Jon Xu

Founders

Mathieu Perez — Founder/CEO

Founder & CEO at COΛCH.

Studied CS at EPFL, UPenn, and U Sydney.
Previously co-founded Alsace Test, scaling to €3.5M revenue in 14 months at age 18.
Former professional goalkeeper for Atlético Madrid and Racing Club de Strasbourg.

LinkedIn

Thomas Perez — Founder/COO

Co-founder & COO of COΛCH (YC S26)

I run customer success and our forward-deployed approach: 100% pilot conversion and 0% churn.

Before:
Studied Business at Audencia & USYD. Coding at Le Wagon.
Co-founded Alsace Test, scaling to €3.5M revenue in 14 months at age 21.
Ex-football player — Atlético Madrid & Torcy academies, UA (NCAA).

LinkedIn

Nicolas Sebag — Founder/CTO

Founder & CTO at COΛCH
We transform real-life conversations into actionnable intelligence.
Spent the last 10 years building software products in hospitality, aeronautics, healthcare and more

LinkedIn · X

Source: Y Combinator · Retrieved 2026-11-02. Company information is self-reported on YC.