Renner Garage Door
1955 - Gene Renner works as a commissioned salesman for Dierks Lumber Company in Kansas City, Mo.
1956 - Gene partners with his father, Elmer Renner, to sell garage doors as R&R Garage Door.
1957 - A destructive tornado in Kansas City spurs many door sales. Gene changes the company name to Renner Supply, selling builders' hardware and garage doors.
1964 - Renner buys a Lincoln Door Clamp from Berry Door, Birmingham, Mich., and creates Delden Mfg. Co., with Dick Wright, Harry Link and Elmer Renner as minority partners. Delden is named for Deelayne, Dennis, and Denise, his three children.
2003 - Gene Renner retires. His daughter, Denise, becomes president of Delden.
Today, Delden has over 100 employees and six branches throughout the Midwest, with installation companies in Kansas City MO, St. Louis MO, Springfield MO, Camdenton MO, Wichita KS and Des Moines IA.