About DEM Windows & Doors | Nashville, TN

We are a Latino-owned window and door team serving Nashville, TN and the surrounding Middle Tennessee communities. Homeowners call us when they want honest work, clear pricing, and windows and doors that hold up.

At DEM Windows & Doors, we believe every home deserves the perfect balance of beauty, security, and energy efficiency.

With years of hands-on experience in installation, repairs, and custom solutions, our team takes pride in delivering craftsmanship you can see, and quality you can feel.

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At DEM Windows & Doors, we’re more than just a service company—we’re your neighbors. Based in Nashville, TN, we’ve built our reputation on trust, quality, and integrity.

Our Story

DEM Windows & Doors opened in Nashville in 2023 with a simple goal: give Middle Tennessee homeowners a window and door contractor they can actually trust. We built the business on quality installs and straight answers, and word spread fast, mostly through neighbors telling neighbors. Early on, we earned steady work as a trusted subcontractor for national home improvement retailers and large organizations, installing windows and doors on projects across the region.

That experience sharpened our craft. Today we bring that same standard directly to homeowners who want the job done right the first time. We serve customers in both English and Spanish, offer free estimates, and provide 100% financing so a better home does not have to wait.

Our Mission

To give Nashville homeowners honest, high-quality window and door installations, done right, priced fairly, and backed by a team that stands behind its work.

Our Values

Honesty We tell you what your home actually needs, not what costs the most. Craftsmanship Every install is done to last. We do not cut corners to save time. Local and bilingual We live and work here, and we serve our community in both English and Spanish. Fair pricing Free estimates and 100% financing, so quality is within reach for more families.

Our Vision

To become Middle Tennessee’s most trusted name for windows and doors, known for craftsmanship, clear communication, and treating every home like our own.

    
 
 
         
   Bonnie Morgan 
 
 
 
 Trustindex verifies that the original source of the review is Google. Great job. Arrived on time and very polite! Cleaned up perfectly afterwards. Highly recommend!
  
 
        
   Lessie Brown 
 
 
 
 Trustindex verifies that the original source of the review is Google. Very  pleased  with  the quality  of  work  this  company  did.  Great  Job!! 👍  Mr. And  Mrs   Brown.
  
 
        
   Lloyd Lynd 
 
 
 
 Trustindex verifies that the original source of the review is Google. Quick turnaround on quote changes to get us great price. Installation went smoothly and window and doors look amazing
  
 
        
   Debra Darden 
 
 
 
 Trustindex verifies that the original source of the review is Google. Great job!
  
 
        
   Kelly Wegner 
 
 
 
 Trustindex verifies that the original source of the review is Google. Danny and the crew were absolutely terrific! Polite, professional and thorough! Highly recommend this company for window installation!!!
  
 
        
   Severo Montiel hernandez 
 
 
 
 Trustindex verifies that the original source of the review is Google. Exelente trabajo muy profesionales y limpios
  
 
        
   Rita Cervantes 
 
 
 
 Trustindex verifies that the original source of the review is Google. Muy profesionales limpio y exelente material los recomiendo al 100 %
  
 
        
   Isaac Pagoaga 
 
 
 
 Trustindex verifies that the original source of the review is Google. Excepcional trabajo estoy muy agradecido los recomiendo en verdad son los mejores!!!
  
 
        
   Anailet Luis 
 
 
 
 Trustindex verifies that the original source of the review is Google. Excellent work, very professional, and very fast and experienced in what they do
  
 
        
   Amelia R. Viera 
 
 
 
 Trustindex verifies that the original source of the review is Google. I had a great experience with this company!! The team was professional, on time, and did an excellent job with the installation. The new windows look amazing and made a huge difference in the home. Highly recommend them for anyone looking for quality work and great service!!

What We Believe In

Good work starts with good people. We treat our crew the way we treat our customers: with respect, fair expectations, and pride in a job done right. When you invite us into your home, you get a team that shows up on time, communicates clearly, and cleans up like we were never there.

Windows, Doors, and Repairs for Nashville Homes

Old windows and worn doors quietly drive up energy bills, let in drafts and street noise, and make a home harder to secure. Most Nashville homeowners want a local team that shows up on time, quotes an honest price, and finishes clean, instead of waiting weeks on a big-box installer. DEM Windows & Doors handles the full job in-house, from measurement to final seal, with free in-home estimates and financing so the upgrade fits your budget.

Window Installation

New windows cut cooling and heating costs, block outside noise, and refresh curb appeal. We install double-hung, casement, and energy-efficient double-pane windows sized and sealed for Middle Tennessee weather, with a free in-home estimate before any work begins.