About Us. Independent. Stable. Built to Last. Avery Insurance isn’t your typical agency. We’re a 125 year-old, family-owned, independent firm -and we’re not going anywhere. While many agencies are selling to consolidators, we’ve chosen to stay independent so we can continue doing what matters most: putting our clients and our team first. Founded in 1899, Avery Insurance has been passed down through four generations of family leadership, with the ...