Arthur J. Gallagher & Co., a Illinois-based international insurance brokerage and risk management services firm, has acquired Iowa-based Trissel Graham & Toole.

Established in 1896, Trissel Graham & Toole (TGT) offers risk management, property/casualty and employee benefit insurance services for their commercial and personal lines clients in the central US.

They also specialize in placing coverages for the manufacturing, education, healthcare, construction, municipality, and transportation industries.

According to insurance borker, Mark Schwab, Robert Karll and their staff will continue to operate in their Davenport and Sterling, Illinois locations under the direction of Thomas Gallagher, Midwest regional manager of Gallagher’s retail property/casualty brokerage operation.

Arthur J. Gallagher & Co, an international insurance brokerage and risk management services firm, is headquartered in Itasca, Illinois, has operations in 16 countries and offers client-service capabilities in more than 100 countries around the world through a network of correspondent brokers and consultants.

Terms of the transaction were not disclosed.