Doors, Siding & more… for less.

From simple repairs to the most challenging remodel, we get the job done with competence, on-time and on-budget. With more than two decades of service in Metro Detroit, 21st Century Window has the experience to do every job.

Formed and incorporated in 1991, 21st Century Window Replacement Company takes pride in every project we do. Our primary focus is to do quality work with customer satisfaction in mind. Our positive history is evident from our many letters of recommendation and customer referrals. With zero complaints filed in all our years of home improvement service, our record speaks for itself.

Call for a free estimate!  248-737-4870

We have the talent and experience necessary for a wide variety of home repairs and home improvements.

Our primary focus is to do quality work with customer satisfaction in mind. We offer many related project services focusing on the real enjoyment and benefits possible through your home remodeling projects.

  • Repair and installation of windows.
  • Repair and replacement of roofing, overhangs, and gutters.
  • Repair and installation of doors and door walls.
  • Design and installation of patio enclosures.
  • Complete basement refinishing.

Our Services

Learn about the wide range of repair and remodeling services we provide in the Metro Detroit area.

Window Gallery

Find out how we provide you with the best products & technology for your home.

Contact Us

Get in touch with us by phone or email right now for a completely FREE estimate.


"The final decision was made because 21st Century also took down and put back up all window treatments and stained and varnished all the windows. The windows look attractive and operate efficiently. We are 100% satisfied."
E. Kellner, Plymouth Township, MI

"We have been pleased with 21st Century Windows work. They are nice people that care about customer satisfaction... no problems, only solutions. They get my stamp of approval."
T. DeWater, Commerce Twp, MI

"We're very pleased with our windows from 21st Century. The windows are beautiful. The service and installation provided by 21st Century far exceeded our expectations."
R. Sgroi, Plymouth Twp, MI

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