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About Us
15+ years keeping homes and businesses across the Delaware Valley moving, one door at a time.
15+
Years serving the Delaware Valley
Our Story
You're our priority, not just a number
Diamond State Door is a trusted garage door service provider with over 15 years of experience serving Wilmington and the wider Delaware Valley. We believe everyone deserves a door that shines, and we treat every customer as a priority, not just a number.
From residential garage doors to commercial overhead, hollow metal, storefront and automated doors, our team brings honest advice, quality parts and craftsmanship you can see to every job, big or small.
✓ Residential & commercial garage doors
✓ Spring replacement & on-site repair
✓ Operator rebuilds & automation
✓ Hollow metal, storefront & automated doors
15+
Years of local expertise
24/7
Emergency service available
3
States served: DE, NJ & PA
1 hr
Typical emergency response
What sets us apart
The Diamond State Door difference
01
Customer First
Exceptional customer service with transparent, honest communication from your first call to the finished job.
02
Quality Craftsmanship
Meticulous attention to detail on every installation and repair, using quality parts built to last.
03
Price-Match Guarantee
Competitive pricing without compromising on quality. Show us a competitor's quote and we'll match it.
04
Industry-Leading Warranties
We stand behind our workmanship with strong warranties and a satisfaction guarantee.
05
24-Hour Emergency Service
Garage door emergencies don't wait for business hours, and neither do we. No extra charge for weekends.
06
Local Expertise
Over 15 years serving Delaware, South Jersey and Philadelphia. We know the area and the doors.
Who we serve
Homes, businesses and everything in between
Whether it's a single garage door at home or a building full of commercial doors, we bring the same care and expertise.
Homeowners
Installations, repairs and tune-ups that keep your home safe, secure and looking its best.
Commercial Facilities
Overhead, hollow metal, storefront and automated doors, plus preventative maintenance plans.
Property Managers & Condos
Reliable, responsive service for multi-door buildings, condo associations and managed properties.
Special discounts
We proudly offer discounts for seniors, law enforcement and state employees. Just mention it when you call.
Ready for a door that shines?
Get a free, no-obligation quote, or call us now for fast, friendly service.