About Us
Connor & Gallagher was founded by Tom Connor and Dan Gallagher in August of 1997. Drawing on their large insurance brokerage experience, Tom and Dan created an agency built on the principles of superb customer service and dedication to their clients. This philosophy has been the basis for the growth and success of the agency.
Full-Service Insurance Broker
Through our growth we've been able to reinvest in the services we can offer our clients. Today, we have expert consultants and specialized service teams in each of the areas of:
Employee Benefits
Company 401k
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HR, Payroll & RPO
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Financial Planning
Personal Insurance
CGO Company Growth
We've grown, our technology has evolved and our capabilities have expanded, but there is still a person who cares behind the work. That's something we never want to outgrow.
1997
Founded as a Property & Casualty Agency by Tom Connor and Dan Gallagher.
2003
Employee Benefits division launched.
2008
Retirement plan practice opens.
2015
We move to a state-of-the-art facility to accommodate our growth.
2016
Acquisition of OneSource-HR to provide HR and Payroll services.
2019
Acquisition of Advantage HR to offer HR Consulting.
2020
John Gardner and Luke Barnett acquire majority ownership, ensuring the internal perpetuation plan to remain privately held.
2021
Home & Auto and Financial Planning services launched.
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2023
Recruitment Process Outsourcing (RPO) team established.
2026
Scored in the Top Percentile of Client Satisfaction Scores (NPS) for the 4th year in a row.
Connor & Gallagher OneSource (CGO) Today
2026 photo of our Lisle, Illinois HQ - missing some teammates in this picture and our remote employees across the country.