Specialty carrier

Berkley One

Underwriting entity
Berkley Insurance Company (W. R. Berkley)
NAIC company code
32603
Where it writes
high-net-worth personal lines

Claims can also be reported through your independent agent or submitted in the My Berkley One account portal.

berkleyone.com

Claims line

855-663-8551

Report a claim

Read from berkleyone.com on 23 Aug 2026. Open it before you call.

General education, not advice

We are not affiliated with, endorsed by or acting for Berkley One, and this page says nothing about how it handles claims. Each contact below was read from the page linked beside it, sources dated 23 Aug 2026. Carriers change numbers, portals and inboxes without notice, and the contact printed on your own policy or declarations page governs over anything here. Open the source and confirm before you rely on it.

Full disclaimer

Every contact on record

Claims phone

File a claim online

Claims email

General phone