Itasca, Ill.-based insurance broker Arthur J. Gallagher & Co. said it has acquired The Treiber Group LLC and Treiber Agency Group LLC, both located in Garden City, N.Y. Terms of the deal were not released.

Gallagher said The Treiber Group is a retail insurance broker, with roots going back to 1899, that offers risk management, commercial and personal property-casualty, life and health insurance services to its clients in the New York tri-state area.

The firm has specialties in construction, surety, health care, executive risk and workers' compensation insurance coverages.

Recommended For You

Want to continue reading?
Become a Free PropertyCasualty360 Digital Reader

Your access to unlimited PropertyCasualty360 content isn’t changing.
Once you are an ALM digital member, you’ll receive:

  • Breaking insurance news and analysis, on-site and via our newsletters and custom alerts
  • Weekly Insurance Speak podcast featuring exclusive interviews with industry leaders
  • Educational webcasts, white papers, and ebooks from industry thought leaders
  • Critical converage of the employee benefits and financial advisory markets on our other ALM sites, BenefitsPRO and ThinkAdvisor
NOT FOR REPRINT

© 2025 ALM Global, LLC, All Rights Reserved. Request academic re-use from www.copyright.com. All other uses, submit a request to [email protected]. For more information visit Asset & Logo Licensing.