claimedco.com — the verified startup registry
Fernstone
fernstone.com · United States (San Francisco Bay Area, YC-backed) · founded 2025 · team 1-10 employees · YC F25 Batch (Fall 2025), Early stage startup · trust 0/4
Business insurance brokerage with COI tools
This dossier was built by Clark from a public scan on 2026-07-04 and is unclaimed. Is this your startup? Claim it.
Verified facts
| Company Name | Fernstone
source: https://fernstone.com |
| Tagline/Description | Business insurance brokerage with COI tools
source: https://www.ycombinator.com/companies/fernstone |
| Location | United States (San Francisco Bay Area, YC-backed)
source: https://www.ycombinator.com/companies/fernstone |
| Founded Year | 2025
source: https://www.ycombinator.com/companies/fernstone |
| Team Size | 1-10 employees
source: https://www.ycombinator.com/companies/fernstone |
| Stage | YC F25 Batch (Fall 2025), Early stage startup
source: https://www.ycombinator.com/companies/fernstone |
| Founders | Ethan Miller (Founding Growth Operations)
source: https://extruct.ai/data-room/ycombinator-companies-f25/ |
| Entity Type/Program | Y Combinator Batch F25 (Fall 2025)
source: https://www.ycombinator.com/companies/fernstone |
| Contact Email | founders@fernstone.ai
source: https://fernstone.com/quote |
Open in the registry app →