Purchase Refinance Share to Social O’FALLON, IL — Delmar Mortgage, a national mortgage lender licensed in 42 states, is celebrating its 60th anniversary while continuing to grow its presence in the O’Fallon and Metro East market. Founded in St. Louis in 1966, Delmar Mortgage has expanded from a single office on Delmar Boulevard into a nationwide lending platform, while maintaining a strong focus on local relationships and personalized service. In the O’Fallon area, the company works closely with homebuyers, homeowners,