 Frederick Sales and Service in Brandon. Talk about my store and see why Frederick's has been leading the way and serving you for 30 years since 1993. Here's what they're saying about Corcoran Door Company. I'm going to yell out to one of your sponsors here, Corcoran Door. When the guy came out here, instead of just trying to throw a door up, he was looking at the way the house was facing. Man, with this double garage here on the south side, you might want to consider an insulated door.