Who owns Gallagher Bassett?
Gallagher Bassett is owned by Gallagher (the United States, NYSE: AJG).[1]
Evidence: Arthur J. Gallagher & Co. Annual Report on Form 10-K filed 2026-02-17, SEC EDGAR, 17 February 2026. Verified from filings; last checked .
Key facts
- Current owner
- Arthur J. Gallagher & Co. verified
- Owner HQ
- 🇺🇸 United States, Rolling Meadows
- Origin
- 🇺🇸 United States
- Category
- Finance & insurance › Insurance › Property & casualty insurance
- Parent ticker
- NYSE: AJG
- Last verified
- · 1 sources
About Gallagher Bassett
Gallagher Bassett is the name of the third-party claims administration subsidiaries of Arthur J. Gallagher & Co., listed in its Exhibit 21 with Gallagher Bassett Canada Inc and Gallagher Bassett Insurance Services Limited; the risk management segment provides claim settlement and administration.
Ownership timeline of Gallagher Bassett
Where Gallagher Bassett sits in Gallagher
Controlling ownership as of . Brands grouped under the entity that owns them; large groups are collapsed.
Open the full Gallagher ownership tree →
See the full Gallagher brand portfolio (5) →
Other brands owned by Gallagher
Gallagher controls 5 brands on Brandtree, 5 of them in finance & insurance.
Also in finance & insurance
Other brands in property & casualty insurance, and who owns them
The 55 brands in property & casualty insurance on Brandtree belong to 41 owners. The largest is AUB Group, with 4.
| Brand | Owner | Owner based in |
|---|---|---|
| Austbrokers | AUB Group | 🇦🇺 Australia |
| nib Travel | nib | 🇦🇺 Australia |
| Hastings | Sampo | 🇫🇮 Finland |
| HWS Specialty | Steadfast | 🇦🇺 Australia |
| Allstate | Allstate | 🇺🇸 United States |
| Liberty Specialty Markets | Liberty Mutual | 🇺🇸 United States |
| Evanston Insurance | Markel Group | 🇺🇸 United States |
| QIC | Qatar Insurance Company | 🇶🇦 Qatar |
Every brand in property & casualty insurance and its owner →
About the owner: Gallagher
Gallagher is a publicly listed company headquartered in Rolling Meadows, United States. Brandtree records 5 brands under its control, and it is listed as NYSE: AJG.
Arthur J. Gallagher & Co. is based at 2850 Golf Road, Rolling Meadows, Illinois. Its 2025 Form 10-K describes insurance brokerage, reinsurance brokerage, consulting and third-party claims administration, and reports the 2025 acquisitions of Woodruff Sawyer on 10 April and AssuredPartners on 18 August.
🇺🇸 Gallagher Bassett and other American brands
Brandtree records a controlling owner for 2,399 brands that began in the United States. 461 of them (19%) are now controlled by a company headquartered in another country; Gallagher Bassett is not one of them.
- AllianceBernstein — Equitable Holdings 🇺🇸
- Allstate — Allstate 🇺🇸
- American Income Life — Globe Life 🇺🇸
- Barclays US Consumer Bank — Barclays 🇬🇧
- Berkley One — W. R. Berkley 🇺🇸
- CareScout — Genworth 🇺🇸
Frequently asked questions
Who is the parent company of Gallagher Bassett?
The parent company of Gallagher Bassett is Gallagher, a publicly listed company headquartered in the United States.
Is Gallagher Bassett American?
Yes. Gallagher Bassett originated in the United States and its owner, Gallagher, is also headquartered in the United States.
Is Gallagher Bassett still owned by Gallagher?
Yes. As of 13 October 2026, Gallagher Bassett is still owned by Gallagher. The ownership record was last checked against primary sources on that date.
Sources (1) & corrections
Last verified . Every ownership fact above is backed by one of these primary documents. Numbers in brackets in the text refer to this list.
- [1] Arthur J. Gallagher & Co. Annual Report on Form 10-K filed 2026-02-17 — SEC EDGAR, SEC Form 10-K, published 17 February 2026; retrieved 13 October 2026.
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