Millennium Garage Doors  is the largest premier garage door manufacturer on the west coast.  Our corporate office in Corona features a 100,000 square foot state of the art manufacturing facility with capacity to ship product across the U.S. and worldwide!  Our steel doors are produced with the highest of standards to supply your company and customers with best doors on the market today.  To ensure you have the fastest turnaround to your customers, we have five distribution centers in Southern California to serve you. Few if any other company can compare to us!