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Connor & Gallagher OneSource (CGO) is an independent insurance broker in Lisle, Illinois since 1997. We serve organizations in the areas of business insurance, employee benefits, HR, payroll, and 401k plan services. We have in-house consultants and customer service teams that specialize in each of these areas. #BusinessInsurance #EmployeeBenefits #401k #HR #Payroll

Connor & Gallagher OneSource Questions

The Connor & Gallagher OneSource annual revenue was $93.5 million in 2026.

Michael Fiorella is the CFO of Connor & Gallagher OneSource.

112 people are employed at Connor & Gallagher OneSource.

Connor & Gallagher OneSource is based in Lisle, Illinois.

The NAICS codes for Connor & Gallagher OneSource are [541, 524, 5242, 52, 54].

The SIC codes for Connor & Gallagher OneSource are [641, 64].

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