Is Sutton National the same company as Bamboo?

No. Sutton National Insurance Company is the licensed insurance carrier that underwrites most Bamboo California homeowner policies. Bamboo is the MGA that designs the product, markets it, binds policies, and handles claims under a contract with Sutton National. They are legally separate entities.

Who actually pays my Bamboo claim?

Sutton National, as the underwriting carrier, is on the risk and pays covered claims out of its reserves. Bamboo handles claims administration on Sutton's behalf. When pursuing bad-faith remedies in California, both Bamboo (for claim-handling conduct) and Sutton National (as policy issuer) may be named.

Did White Mountains sell Bamboo?

Yes. On December 8, 2025, White Mountains Insurance Group (NYSE: WTM) completed the sale of a controlling interest in Bamboo to affiliates of funds advised by CVC Capital Partners, retaining an approximately 15% fully-diluted equity stake. White Mountains remains an independent NYSE-listed holding company headquartered in New Hampshire; it is not part of Berkshire Hathaway, Travelers, or any other large multi-line insurer.

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Corporate structure

Who owns Bamboo Insurance?

Bamboo Insurance is a managing general agent (MGA) controlled by CVC Capital Partners since December 2025, when White Mountains Insurance Group (NYSE: WTM) sold its controlling stake and kept roughly 15%. Most Bamboo California homeowner policies are underwritten by Sutton National Insurance Company, a separate licensed carrier. Understanding the split matters when something goes wrong with a claim.

The structure in one diagram

CVC Capital Partners (controlling owner since Dec 2025)
      |
      | controlling interest
      v
Bamboo Insurance Services  --- claims handling / MGA contract --->  Sutton National Insurance Company
      |                                                                   |
      | White Mountains (NYSE: WTM) keeps ~15%                            | underwrites the risk, pays claims
      | sells, binds, services your policy                                 |
      v                                                                   v
              You — the California homeowner / policyholder

Ownership timeline

2018 — Bamboo is launched by founder and CEO John Chu as a technology-driven MGA focused on California homeowners insurance.
October 2023 — White Mountains Insurance Group (NYSE: WTM) agrees to acquire roughly 70% of Bamboo, investing about $285 million including primary growth capital. Announcement
April 2025 — Bamboo and Sutton National renew their reinsurance program, adding a $100 million catastrophe bond (Greengrove Re 2025-1) and the Greenshoots Re sidecar to back California wildfire risk. Announcement
December 2025 — White Mountains completes the sale of a controlling interest in Bamboo to affiliates of funds advised by CVC Capital Partners, retaining an approximately 15% fully-diluted stake. Announcement
2026 — Bamboo Insurance Services, Inc. files an S-1 registration statement with the SEC for a proposed public offering. John Chu remains CEO and the company is headquartered in Midvale, Utah. SEC filing

Bamboo ownership FAQ

Who owns Bamboo Insurance?: Bamboo (Bamboo Ide8 Insurance Services, LLC, now Bamboo Insurance Services, Inc.) was founded in 2018 by CEO John Chu. In October 2023, White Mountains Insurance Group (NYSE: WTM) acquired approximately 70% of the company. On December 8, 2025, White Mountains completed the sale of a controlling interest in Bamboo to affiliates of funds advised by CVC Capital Partners and now retains only an approximately 15% fully-diluted equity stake. Bamboo is headquartered in Midvale, Utah, and filed an S-1 registration statement for a proposed IPO with the SEC in 2026.
Is Sutton National the same company as Bamboo?: No. Sutton National Insurance Company is the licensed insurance carrier that underwrites most Bamboo California homeowner policies. Bamboo is the MGA that designs the product, markets it, binds policies, and handles claims under a contract with Sutton National. They are legally separate entities.
Who actually pays my Bamboo claim?: Sutton National, as the underwriting carrier, is on the risk and pays covered claims out of its reserves. Bamboo handles claims administration on Sutton's behalf. When pursuing bad-faith remedies in California, both Bamboo (for claim-handling conduct) and Sutton National (as policy issuer) may be named.
Did White Mountains sell Bamboo?: Yes. On December 8, 2025, White Mountains Insurance Group (NYSE: WTM) completed the sale of a controlling interest in Bamboo to affiliates of funds advised by CVC Capital Partners, retaining an approximately 15% fully-diluted equity stake. White Mountains remains an independent NYSE-listed holding company headquartered in New Hampshire; it is not part of Berkshire Hathaway, Travelers, or any other large multi-line insurer.

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Related Bamboo Insurance pages

More on Bamboo / Sutton National in California — coverage, ownership, and claim handling.

Who owns Bamboo Insurance?

The structure in one diagram

Ownership timeline

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Have a Bamboo / Sutton National claim issue?

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