Connor & Gallagher OneSource (CGO) is a full-service insurance broker located in the Chicagoland area. We have consultants and customer support reps that specialize in each of the areas of business insurance, employee benefits, HR consulting, payroll & HRM systems and 401kand 403b plan services. What makes CGO a best places to work company is our people. We’ve got an incredible group of employees that are very close knit, we work hard but have a lot of fun and our culture is a driving force for our growth.