Everyone deserves a door that shines!
Commercial Garage Doors

Garaga garage doors are the best on the market
Diamond State Door is dedicated to getting our customers the best value for their money. With over ten years of experience with garage doors in the Delaware area, we offer the best warranties in the industry. Ready to replace your residential or commercial garage doors? Our unsurpassed service team will dedicate themselves to all of your needs.
The first step in ensuring you get a good deal is by purchasing a top-quality product. That’s why we recommend Garaga garage doors. With its solid construction, energy-efficient insulation, and great customer service, Garaga is always a great choice. Garaga doors come in many styles, colors, and finishes.
Serving you since 2012, Diamond State Door is located at 2150 W Newport Pike, Wilmington, Delaware. Call our service team at 302-743-4667 or fill out our online quotation form for a free estimate. Our business hours are Monday to Friday, 8 a.m. to 4 p.m.
LiftMaster – The most reliable garage door openers
Your garage door should look great, and it should also keep you safe. To keep your home or business secure, choose a high-quality garage door operator. At Diamond State Door, we only carry the best, including Chamberlain’s LiftMaster products.
Chamberlain is the largest door opener manufacturer in North America. Its LiftMaster garage door openers are the best-selling openers in the US. LiftMaster products are the most reliable, offering outstanding performance. Today’s openers offer more advanced features than ever before, including Wi-Fi connectivity, real-time notifications, and motion detection.
Visit our online gallery to explore our wide selection of door openers. At Diamond State Door, our installers are specially trained, ensuring your installation will be done with proficiency and professionalism. Need help? Our service team will help you choose the right residential or commercial door opener.
Our customers are our top priority
We know our customers value knowledgeable staff and quality workmanship. As such, all of our installers are certified Garaga Experts. We will ensure the installation, repair, or maintenance of your Garaga garage door or LiftMaster opener is properly completed.
Diamond State Door offers prompt and courteous customer service. Our customers know our competitive pricing is hard to beat. We will even match written quotes from any competitor! To best serve you, we offer 24h emergency service and a one-year workmanship warranty on our installations. Our preventative maintenance program will keep your garage door system working smoothly.
Located in Wilmington, Delaware, we are now serving North Delaware and its surroundings, including Wilmington, Newark, New Castle, Middletown, Smyrna, Dover, Hockessin, Kennett Square, West Chester, North East MD, and more. At Diamond State Door, we believe everyone deserves a door that shines!
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Areas served by our team of professionals
North Delaware and its surroundings, including Wilmington, Newark, New Castle, Middletown, Smyrna, Dover, Hockessin, Kennett Square, West Chester, North East MD, and more.