Excalibur Garage Door Repair Formed in 1989 after its founder, David Leppek, discovered that by operating as a family owned and operated buisness, he would be able to pass on the savings to the consumer; which would allow for the most affordable services on the market!   In Orange County, California, Excalibur Door succedded in being one of the top garage door competitors. Known for our friendly, professional service,  and our affordable prices. After 22 years of service we decided to branch out in 2012 to Denver, Colorado, to become your source for new garage doors, garage door installation, service and repairs.