Open For Business
We're committed to doing our part to stop the transmission of COVID-19. We're offering 100% online consultations for your project. Give us a call at 301.261.3700
Open For Business
We're committed to doing our part to stop the spread of COVID-19. We're offering 100% online estimates for your project. Give us a call today at 301.261.3700

Your New Windows Installation Experts in Maryland

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Welcome to

Chesapeake Thermal Enterprises

Welcome to Chesapeake Thermal Enterprises, your new windows & door expert in Maryland! We are a family owned business that has served the Maryland area for over 29 years. We have improved homes all over Maryland with new Windows, Doors, Vinyl Siding, Roofing, Decks and Sunrooms. We won Angie’s List Super Service Awards for 2012, 2013, 2014, 2015, 2016, 2017 & 2018 and are BBB A+ rated. Our longevity and success are due to the high standards we look for in our products, which we choose based on performance, pricing and esthetics. We only sell EnergyStar rated products that add to the value and beauty of your home and save you money because of their high-efficiency ratings.  Much of our business is based on word of mouth due to offering consumers the best quality new windows installations in Maryland reasonable prices, the seamless installation and craftsmanship that comes with over 29 years of experience our and unparalleled customer support.


Custom Made Vinyl and Wood Replacement Windows, Bow, Bay, Curved, Shaped and Garden Windows


Custom Made Entry Doors, Steel and Fiberglass Security Doors, and Sliding or French Patio Doors

Siding & More…

Vinyl Siding and Trim, and Roofing

Our Satisfied Customers

  • Tom, Thank you so very much, the house looks terrific. Eddie & Dan were great to work with and did an outstanding job! We’ll be sure to pas your name along to friends and neighbors.  

    Joe Finley Pasadena, MD
  • I was totally happy with the service and the work performed for my entry door and sidelites. Everyone was very professional and was always courteous with my questions and concerns.  

    Lynn Kent Gambrills, MD
  • From selling motion thru to installation, company set and met expectations, and for a fair price.  

    Raymond Dickinson Annapolis, MD
  • This is our second home where we have used Chesapeake Thermal for windows. They have an excellent product and fantastic customer service.  

    Deb Wagner Arnold, MD
  • From our initial meeting with Tom through our installation, Thank you for a job well done! We appreciate your competitive prices, honest communication, reliability and professionism. Will recommend your company to our family and friends!  

    Pamela Feldman Ellicott City, MD
  • Working with Chesapeake Thermal was a pleasing experience.  From our initial call through to the completion of the work, all phases of the project were completed in a timely and efficient manner.  

    Mr. & Mrs. Cheers Annapolis, MD
  • We continue to return to CTE over the years because they do terrific work and are a pleasure to work with.  

    Mr. Rock Silver Spring, MD
  • Thank you for your promptness and professionalism. It was wonderful working with a family-run business.  

    Sheri Annis Chevy Chase, MD
  • We appreciate your courtesy and your diligence. It was a pleasure to deal with you – a rarity today!  

    Mr. & Mrs. Lankford Severna Park, MD
  • Chesapeake Thermal was great. I asked a ton of questions and they worked with me the whole time. I love my new back door and would definitely use them for any other projects.

    Stephanie Bowe Baltimore, MD
  • They were very responsive and professional, gave us an initial estimate with no pressure, gave us a good final price and did the job well.  Great experience, highly recommended.

    Heather Stiltner Laurel, MD
  • Great job! The installers came as scheduled and replaced a window and a door. The work was done neatly, and everything looks great. I will use this company again when it is time to replace the rest of the windows.

    Adriana Peroutka Millersville, MD

7x Angie’s List Super Service Awards for 2012, 2013, 2014, 2015, 2016, 2017 & 2018 and are BBB A+ rated

Centrally located in Anne Arundel County

Chesapeake Thermal Enterprises services Annapolis, Anne Arundel county, all of Maryland, and the Washington Metropolitan areas.