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Ameristar Construction in Ontario, CA | Hampton Contractors
We’re Hampton Contractors, and we provide independent Ameristar service across Ontario, from General Contractor in Ontario services in the older 1950s-70s core to the newer subdivisions ringing the freeway corridors. The thing that makes our Ameristar work here different is simple: we understand how Ontario’s slab-on-grade foundations and Santa Ana wind actually stress these vinyl windows and sliders, so we give you an honest repair-or-replace call instead of pushing a full tear-out every time. Call (833) 467-4075 for a free estimate.
Why Ontario Residents Choose Us for Ameristar Service
We’ve installed and serviced Ameristar by Masco’s builder-grade vinyl window and patio-door lines across Ameristar in Rancho Cucamonga and Ontario’s older core for years. We know how their frames, sashes and hardware behave under Inland Valley heat, and we’ve pulled enough of them out of stucco openings to know where the real failures start. Because we’re independent, not manufacturer-affiliated or authorized, we answer to you, not to a brand quota. Brent Calloway, the owner here at Hampton Contractors, has been working construction since he was eighteen, and he’d rather tell you a unit is worth saving than sell you windows you don’t need. We stock OEM Ameristar sashes, rollers, weatherstripping and balances where they’re still available, and we back every job with straight talk and clean work.
Styles & brands we work with







Common Ameristar Construction Problems We Solve in Ontario
Ontario’s climate and housing stock create a specific set of Ameristar failure patterns. Here’s what we see most often:
- Sash-to-frame seal failure and fogging. West- and south-facing Ameristar vinyl inserts in Ontario’s 1950s-70s tract homes bake under 100°F-plus summer sun, and the seal between the glass panes eventually lets go. You get condensation between the panes that won’t wipe off. We replace the glass unit with OEM or quality aftermarket glass, and we re-caulk the stucco reveal while we’re at it.
- Vinyl frame warping and sash drag. When Ameristar sliders were set into stucco openings that weren’t flashed tight against Santa Ana-driven dust and wind, the frames slowly distort. You’ll feel the sash catch mid-track or struggle to lock. We pull the unit, square the rough opening, re-flash it properly, and reset the window.
- Failed weatherstripping and corner welds. Wind-driven grit from the Santa Ana corridor works its way into the older core neighborhoods in 91761, 91762 and 91764. We see corner welds crack and weatherstripping tear, which lets heat and dust into the house. We replace the weatherstripping with OEM material and re-weld or replace the sash as needed.
- Patio slider roller and hardware failures. Ontario’s shrink-swell clay soils move with the seasons, and slab-on-grade foundations shift enough to throw patio-door tracks out of alignment. Rollers grind, hardware loosens, and the door gets harder to open every month. We re-level the track, replace rollers and hardware, and adjust alignment so the door glides again.
- Stucco-to-frame seal breakdown. The hot-dry summers and wind-driven dust attack the caulking between Ameristar frames and stucco openings. Once that seal fails, water and air get behind the frame. We remove the old caulk, re-flash where needed, and reseal with material rated for Inland Empire temperature swings.
Ameristar Service in Ontario: What Local Conditions Mean for Your Equipment
Ontario’s older core sits on slab-on-grade over hot, dry shrink-swell clay, so Ameristar vinyl windows and sliders in 91761, 91762 and 91764 slowly open up out-of-square from foundation movement. That means our callbacks here are as much about re-flashing and re-plumbing rough openings as about the window itself. A homeowner off Euclid Avenue in 91762 might call us for Ameristar in Upland or local service thinking the window is failing, but half the time the real issue is the rough opening has drifted an eighth of an inch and the frame is now fighting the stucco. If you’re in one of the older tract neighborhoods, don’t be surprised if we spend more time squaring and re-flashing the opening than swapping the sash. That’s the Ontario reality most window companies never mention, and it’s the difference between a repair that lasts and one that binds again by fall.
Ameristar Models & Products We Service in Ontario
We service Ameristar by Masco vinyl single-hung and double-hung windows, Ameristar vinyl sliding patio doors, the vinyl slider and casement window series, and the single-slider windows common in Ontario’s tract homes. For parts, we use OEM Ameristar sashes, rollers, weatherstripping and balances where they’re still available for a clean match, and we move to quality aftermarket glass units and hardware when OEM stock has been discontinued. We keep common Ameristar rollers, weatherstripping and balance parts on hand for faster Ontario turnaround, so a single failed unit doesn’t keep you waiting weeks for a repair. For a single failed Ameristar unit in an otherwise sound opening, we repair. When frames are warped or welds have cracked on several windows at once, we’ll tell you replacing is the better spend. That’s the independent call you’re paying us to make. See our broader Ameristar sales & service work here.
See the difference
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AfterAmeristar Service Pricing in Ontario
Every Ameristar job in Ontario starts with a free estimate, and we give you a written line-item quote before any work begins. Here’s what typical projects run:
| Service | Typical Range |
|---|---|
| Window Replacement | $4,500 – $15,000 |
| Impact Window Installation | $8,000 – $25,000 |
| Roof Repair | $400 – $1,800 |
| Roof Replacement | $8,000 – $20,000 |
| Metal Roof Installation | $15,000 – $40,000 |
What drives the cost on Ameristar work here isn’t just the window. It’s whether the rough opening needs squaring, whether the stucco reveal needs re-flashing, and whether slab movement has thrown the opening out of square. We factor all of that into the estimate so you’re not hit with a change order after we open the wall. Call (833) 467-4075 to schedule your free estimate.
Serving Ontario, CA — Our Local Coverage Area
We’re based in the Ontario area and also handle Ameristar in San Antonio Heights; we know this community well. Use the map below to see our service coverage — if you’re nearby, we can almost certainly help.
FAQs – Ameristar Construction in Ontario
No, we’re an independent contractor, not manufacturer-affiliated or authorized. That’s a feature. We’re free to tell you when a repair makes more sense than a replacement, which is a call an authorized dealer with sales targets might not make as readily. We know Ameristar’s product lines deeply because we’ve serviced them across Ontario for years, and we use OEM parts where they’re still available. Call (833) 467-4075 for an honest assessment.
Usually both. Ontario’s 100°F-plus summer heat expands the vinyl frame, and the shrink-swell clay under your slab shifts the track alignment. If you’re in the older core ZIPs like 91762 or 91764, slab movement is likely compounding the heat expansion. We check track alignment, roller condition, and frame square before recommending a fix. Call (833) 467-4075 and we’ll diagnose it on site.
Yes, if it’s properly flashed and sealed against wind-driven dust and debris. The problem we see in Ontario isn’t the vinyl itself, it’s installs where the stucco-to-frame seal was never tight to begin with. Once that seal fails, Santa Ana winds push grit into the frame and weatherstripping, accelerating wear. We re-flash and re-caulk with materials rated for Inland Empire conditions. Call (833) 467-4075 to find out if your windows are sealed correctly.
If the frame is square, the welds are intact, and the sash still operates smoothly, repairing a fogged Ameristar unit with a new glass unit is the better spend. If you’ve got fogging across several windows and the frames are warped from Ontario’s slab movement and summer heat, replacing makes more sense. We’ll give you our honest read. Call (833) 467-4075 for a free estimate on either path.
We do. Hampton Contractors runs the full scope of residential work, from Ameristar windows and patio doors to GAF-certified roofing, James Hardie siding, and full kitchen and bath remodels. If you’re planning a whole-home renovation that includes Ameristar windows, you don’t need to coordinate a separate window contractor. One contractor, one project. Call (833) 467-4075 to talk through your scope.
Service Areas Near Ontario
We service Ameristar work across Ontario and into the surrounding Inland Empire. That includes Hesperia, Rancho Cucamonga, Upland, Chino, and Fontana. For Ontario service area details, click through. We also serve Ameristar service in Calimesa and Ameristar service in Jurupa Valley for homeowners in those communities.
Book Your Ameristar Service in Ontario Today
If your Ameristar windows or sliders are fogged, dragging, or leaking air, call (833) 467-4075 to schedule a free estimate. We’ll send someone out who knows Ontario’s slab movement, stucco, and Santa Ana conditions, and we’ll give you a straight answer on repair versus replace. Good work doesn’t need a disclaimer.
Written by Brent Calloway, Owner at Hampton Contractors, serving Ontario and the Inland Empire since he picked up his first framing hammer at eighteen.