Insurance

Fernstone

Website
Founded 2025Origin source ↗Checked 2026-09-15

Overview

Fernstone is an AI-native insurance brokerage: we combine AI with licensed brokers to obtain complex insurance faster, and at better terms. Today, we manage risk for 500+ businesses in construction, security, and the trades.

Company description As recorded 2026-11-08

Founders & team

Previously Sentri Security, Sentri

Company history As recorded 2026-11-08

James Chen

Founder/CEO

Building Fernstone. Previously Head of Enterprise at Traba (Series A, Founders Fund), BCG, UChicago. Former debate champion ranked #1 in the USA out of 10,000 teams.

Founder profile As recorded 2026-09-15

Bryant Le

Founder/CTO

Building Fernstone. Former Engineering @ Google and SentiLink (Series B, a16z). Previously Vanderbilt Applied Math / CS.

Founder profile As recorded 2026-09-15
2team members reported
Source-reported As recorded 2026-09-15

Founded 2025 · Source

News & product activity

Sources & observations

Y Combinator

Profile depthverified profile
Website observationwebsite reachable
Last website check2026-11-11
Location · source statedNew York City, NY, USA
Pricing evidenceNo pricing page confirmed
Maturity: Operating · 3 of 6 areas documented

Source-based assessment · automated evidence rules

The company website explicitly reports customer or user adoption. This is a source-based assessment of a company claim; scale and revenue are not independently verified.

Company website: home Checked 2026-10-30

Trusted by world-class companies

Maturity is an evidence-based assessment, not a success rating. It may understate the current stage where evidence is limited. Coverage records documented areas, not a complete or independently audited company history.

Stage definitions
independent websitesource corroborationreachable websitedescriptive evidenceclassified market and modelsourced peoplesourced founding year