Homesite. We've got you covered. Founded in 1997, Homesite insurance was the first company to enable customers to purchase insurance directly online, during a single visit.Since then, we've continued to innovate at the pace of our customers and their changing expectations. One thing that's stayed the same since our founding: our commitment to our customers and partners. We now offer Home, Renter, Life, Small Business, Condo and Flood Insurance. A.M. Best has assigned an initial financial strength rating of A (Excellent) and an insurer credit rating of "A"​ to all Homesite Group insurance companies.