Southwest Entrances, founded in 1983, services all brands of automatic doors, we install primarily top-rated Horton and Dorma automatic doors, for which we're the authorized distributor in San Diego, Imperial and part of Riverside counties in California and Yuma and La Paz counties in Arizona. Need an automatic-door demo? A quote? Technical advice? Contact Southwest Entrances or call us, toll-free, 24/7, at 888-793-6879. We specialize in the planning, sale, and installation of... commercial sliding, swinging, bifolding, and revolving automatic doors industrial sliding, swinging, and clean-room automatic doors ICU / CCU doors, and... drive-thru windows.