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Business Details
37 Years
experience
Custom Stained Glass & Door Conversions in Denver
Founded in 1989, The Glass Master has been dedicated to crafting custom stained glass art that enhances residential and commercial spaces. Our founder, Steve Downing, transitioned from a career as an Executive Chef to pursue his passion for stained glass after being inspired by Tiffany works in Washington DC. Combining copper foil and leaded glass techniques, we create windows with a painted effect through meticulous color and texture selection. Client collaboration is central to our process, ensuring each piece reflects individual tastes while maximizing architectural light dynamics.

With over three decades of experience, we serve Denver, Colorado, and clients nationally and internationally, prioritizing quality craftsmanship and customer satisfaction. Our patented door conversion system offers affordable, unique glass inserts, and our portfolio includes work in high-end homes and castles. Every project embodies our commitment to artistic expression and lifelong dedication to the craft.
Services
Stained Glass Windows Door Conversions Custom Home Art Sidelights Wine Cellars Fireplace Panels Special Projects
Details
  • Year established: 1989
Highlights and features
  • We offer 34 years of specialized stained glass expertise since 1989.
  • Our patented door conversion system provides unique, affordable solutions.
  • Client participation ensures personalized design outcomes for every project.
  • We combine copper foil and leaded glass techniques for unparalleled detail.
  • Nationwide and international service with 100% client satisfaction guarantee.
What people say
Breathtaking detail Expert craftsmanship Personalized designs Timely installation Affordable luxury
Services
Stained Glass Windows
Handcrafted stained glass windows combining copper foil and leaded glass techniques. Each piece uses textured glass and color blending to create painted effects. Designs maximize natural light while complementing architectural features through client-driven customization.
Door Conversions
Patented door conversion system installing decorative glass inserts in existing doors. Available in beveled triple-glazed or wrought iron designs. Completed in under an hour at a fraction of new door costs, with free consultation included.
Special Projects
Custom solutions for unconventional spaces including wine cellars, fireplace surrounds, and cabinetry. Each project receives individualized attention to transform ordinary areas into artistic focal points using signature glass techniques.
Sidelights
Decorative glass panels installed beside entry doors to enhance curb appeal. Available in traditional or modern designs, these sidelights use textured and colored glass to create dynamic light effects in residential spaces.
Fireplace Panels
Custom glass panels for fireplace surrounds and cabinet doors. These pieces incorporate reflective textures and warm color palettes to amplify firelight while adding artistic value to existing hearth areas.
People
Steve Downing
Owner & Artist
Founder Steve Downing transitioned from executive chef to stained glass artist in 1989. He developed a signature technique combining copper foil and leaded glass, creating windows with painted effects through glass texture alone.
Questions
What services do you offer?
We create custom stained glass windows, door conversions, wine cellars, fireplace panels, and special projects using patented techniques.
Do you serve areas outside Denver?
While based in Denver, we provide stained glass services nationwide and internationally for custom projects.
How long have you been in business?
The Glass Master has specialized in stained glass design and installation since 1989.
What is your door conversion process?
Our patented system installs decorative glass inserts into existing doors in under an hour with no structural changes required.
Can clients participate in design?
Yes, client collaboration is central to our process to ensure personalized, meaningful stained glass creations.
Reviews (4)
Sandy H.
Apr 16, 2019 Report
Steve came out to my house to give a quote 6 months ago. For $200 he would insert glass into my pantry door. He was pleasant enough then. When I called back 6 months later, he was rude on the phone, said he didn't want to put frosted glass in my door and now the price was $600. Glad I found out what kind of person he is before I let him work on my home!
Alan White
Apr 10, 2018 Report
We are extremely happy with the stained glass Steve installed in our front door. He was able to use our existing door to install the panel resulting in a perfect fit. We have received dozens of compliments on the craftsmanship and design and we thoroughly enjoy our stained glass view of the world.
Taouser
Jan 13, 2018 Report
Steve did a fantastic job. We had him come out to give us a quote for just the side light, but his pictures for doing both the side light and front door were so impressive we ended up having him do both. He was very particular. He installed the door panel first so that he could match the pattern on the side light. We highly recommend Steve, The Glass Master.
Jeffrey Durst
Jan 08, 2018 Report
Steve did a great job with a conversion of my front doors. Saved me a fortune from having to buy new doors, and now I have the glass front doors I have always wanted. Great attention to detail, super impressed with his service!