J & J Commercial Windows & Doors LLC is Dearborn's dedicated glass and door service contractor. We secure broken storefronts, repair misaligned commercial entryways, and install high-security lock hardware across Wayne County.
Forget the nightmare of unreliable contractors. J & J Commercial Windows & Doors LLC has earned the trust of businesses and homeowners alike through an unwavering commitment to quality and to every client we serve.
A safe, efficient, and beautiful space isn’t a luxury — it’s the foundation of how your property performs. That’s the standard we hold on every install, repair, and upgrade.
From inviting storefronts to hardened security glass, we cover the full range of commercial property doors and glass.
Stuck with a jammed retail lock or need to rekey your office cylinders after employee changes?
Enhance security and protect your staff with professional bulletproof glass installation.
Is your commercial rear exit door rusted, dented, or refusing to close?
Protect your commercial storefront from vandalism, break-ins, and severe weather.
Have foggy, condensation-filled commercial windows or cracked double-pane glass?
Are your business's window frames sagging, leaking water, or letting in drafts?
Tell us about your project and we’ll get back to you with a no-obligation estimate. Prefer to talk it through? Give us a call.
☎ Call now (313) 564-7110Free estimates · No obligation · Commercial & residential
Not sure if you’re in range? Call us — we cover more of southeast Michigan than most.
