Vipul Dhagat
"He responded quickly, tracked down the OEM, gave us various options and helped in suggesting ways to save and maximize at the same time. He is my Window Guy and I wholeheartedly endorse him for all window and patio needs."
Entry doors, patio doors, and walls of glass — replaced as one intentional project, with luxury materials and precision installation that elevate security, efficiency, and everyday living.
Your home deserves doors as intentional as the architecture they serve. Tier One Custom Windows delivers whole-home door installation for Austin homeowners — every door selected, detailed, and installed to perform flawlessly for years, with the design aligned across the entire home rather than one opening at a time.
Architecturally aligned front doors that create a striking first impression and stand up to Texas sun and storms for decades:
Large-format systems with clean sightlines and effortless operation — perfect for Hill Country views and indoor-outdoor living:
A documented process meeting Pella's highest standards — proper fit, weather protection, and structural integrity, backed by manufacturer warranties.
Consultation, product selection, installation, and finish work — one accountable partner managing every detail.
We work with homeowners, builders, and designers so every door aligns with the design intent of your home.
Materials and weather sealing specified for triple-digit summers, sudden storms, and everything the Hill Country throws at an opening.
A zero-obligation conversation about your goals, budget, and timeline.
Free assessment, precise measurements, and a detailed no-obligation quote.
Specs confirmed, install date locked, flexible GreenSky financing available.
Certified installers, minimal disruption, and a spotless clean-up when we're done.
A satisfaction inspection plus your warranty and care guide — guaranteed in writing.
"He responded quickly, tracked down the OEM, gave us various options and helped in suggesting ways to save and maximize at the same time. He is my Window Guy and I wholeheartedly endorse him for all window and patio needs."
"The joy of pulling up and seeing my home's new beautiful look is made better with how easy and pleasant the entire process was! 10/10 would recommend Tier One Custom Windows!"
★★★★★ Rated five stars by homeowners across Austin and Central Texas
Everything with a hinge or a track — your front entry, patio and sliding doors, and any interior openings you want converted or enlarged. Replacing them together keeps hardware, finishes, and sightlines consistent across the home and is more cost-effective than piecemeal upgrades.
Yes. Window-to-door conversions are one of our specialties — our own crews handle the reframing, sheetrock, paint, siding, and masonry, so the finished opening looks original to the home.
Fiberglass is the workhorse here — it won't warp in the heat, resists fading, and insulates well. Wood delivers unmatched warmth for covered entries, steel maximizes security, and thermally broken aluminum enables the big glass walls. We'll match the material to each opening's exposure.
A typical entry or patio door is set in under a day; a whole-home door package usually takes one to three days on site. We sequence the work so your home is never left unsecured overnight.
Tell us about your home and we'll schedule your free on-site door consultation — no pressure, no obligation.
Mon–Fri 9am–6pm · Sat 9am–2pm · Closed Sunday
Based in Austin — serving all of Central Texas