McDermott represents Arthur J. Gallagher & Co. in the acquisition of Bremer Insurance Agencies | McDermott

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DEAL RELEASE / PRESSEMITTEILUNGEN

McDermott represents Arthur J. Gallagher & Co. in the acquisition of Bremer Insurance Agencies

September 11, 2025

Read time: 3 min

International law firm McDermott Will & Schulte represented Arthur J. Gallagher & Co. (Gallagher), one of the world’s largest insurance brokerage, risk management, and consulting firms, in the acquisition of Bremer Insurance Agencies, a subsidiary of Old National Bancorp (NASDAQ:ONB), a property and casualty insurance broker serving commercial, agricultural, and personal lines clients in Minnesota, North Dakota, and Wisconsin.

The McDermott team was led by Robert Clagg with invaluable assistance from Michael Byrne, Elizabeth Amanieh, Brandon Sarkauskas, Andrea Best, Amber Adair, Leila Fujiwara, Brian Casillas, Jeffrey Holdvogt, Hudson Todd, Maxwell Preston, Katie Yonover, Wondha Cadet, Lisa Kaderabek, Scott Kenkel, Kate Williams, and Gregg Fierman.

Read Gallagher’s press release.

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Robert K. Clagg

Partner

Chicago

H. Michael Byrne

Partner

New York — One Vanderbilt Avenue

Brandon Sarkauskas

Rechtsanwalt

Chicago

Andrea T. Best

Partnerin

London – 22 Bishopsgate

Amber Adair

Partner

Dallas

Brian Casillas

Partner

Los Angeles

Jeffrey M. Holdvogt

Partner

Chicago

Hudson Todd

Partner

Nashville

Maxwell C. Preston

Staff Attorney

New York — One Vanderbilt Avenue

Katie Yonover

Partner

Chicago

Wondha Cadet

Rechtsanwältin

Chicago

Lisa M. Kaderabek

Counsel

Chicago

Gregg H. Fierman

Partner

Miami

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