National Garage Door Co. is a garage door sales and service company that offers topnotch garage door services to both home and business owners. We are family owned and have been serving the Sacramento area community for more than 35 years. We pride ourselves on providing quality doors and openers with unmatched customer service. We strive to ensure that our customers are fully satisfied with our workmanship once the job is completed. It has Springs - Doors - Openers. Residential - Commercial. Visit our Showroom.