Kitchen remodeling
Bathroom remodeling
Home additions & ADU
Roofing
Windows & doors
Driveway & pavers
FenceFree written scope consultation - allowances, timeline, and change-order rules on paper before a single trade is scheduled
Remodeling Company in San Antonio Heights, CA
Home renovation in San Antonio Heights means working with mid-century hillside homes, steep driveways, and fire-hardening requirements most flat-grid contractors never think about. Alder Contractors has served San Antonio Heights since 2013, managing whole-home remodels, exterior replacements, and ADU construction on properties where engineered drainage and slope stabilization are part of the job. If you’re planning a renovation here, call (833) 467-7020 for a free estimate built around your specific lot conditions.
Why San Antonio Heights Homes Are Different
San Antonio Heights is unincorporated San Bernardino County foothill territory, and the housing stock reflects it. Most homes date from the 1950s through the 1970s: ranch-style builds and custom hillside properties on large lots tucked among citrus groves and canyon edges. Original wood framing is common, along with outdated electrical panels and detached garages or guest structures that were built decades before current code existed.
What really separates this area from Upland or Rancho Cucamonga is the terrain. Decomposed granite slopes shift with winter rain, so foundation work, retaining walls, and drainage corrections are routine parts of a renovation here. The streets off Mountain Avenue and near San Antonio Canyon are narrow and winding, which limits delivery trucks and concrete pump access. We plan every pour and material drop around those turnarounds before the crew shows up. Add in Santa Ana wind events and hot, dry summers, and fire-resistant roofing, ember-resistant vents, and defensible-space considerations become standard, not optional.
Styles & brands we work with
Our Main San Antonio Heights Services
Most San Antonio Heights homeowners reach out to us for two reasons: they need a general contractor to coordinate a multi-trade project, or they’re ready for a full home remodel and want one accountable team from design through final inspection.
General Contractor in San Antonio Heights
Acting as your general contractor in San Antonio Heights means we handle the permits, the trade scheduling, the material procurement, and the daily site coordination, so you are not chasing electricians or waiting on a roofer who overbooked. Hillside lots here often require engineered plans for retaining walls, drainage, and foundation work before interior work even begins. We manage that entire sequence under one contract and one point of accountability. For full scope details, see our General Contractor in San Antonio Heights page.
Home Remodeling in San Antonio Heights
Home remodeling in San Antonio Heights frequently starts with a structural reality: the original mid-century framing, wiring, and plumbing were never designed for modern kitchens, spa bathrooms, or open floor plans. We handle the full sequence, from load-bearing wall removal and panel upgrades to finished cabinetry, countertops, and fixtures, all sourced through our brand partner network. For phased approaches and material options, visit our Home Remodeling in San Antonio Heights page.
What happens when you call
- 1
A real person answersNo phone trees — you reach a local pro.
- 2
You get an upfront price rangeHonest numbers before anyone is dispatched.
- 3
A background-checked tech heads outLicensed & insured, dispatched right away.
- 4
You approve before work beginsNothing starts until you say go.
Home Renovation in San Antonio Heights
Home renovation in San Antonio Heights means working with 1950s-to-1970s ranch and hillside homes, where original wood framing, older electrical panels, and steep terrain shape every decision from foundation to roofline. The local climate adds a second layer: hot, dry summers and Santa Ana winds push fire-resistant materials and ember protection into nearly every exterior scope. Alder Contractors manages the entire renovation, from structural corrections and drainage work to finished interiors, under a single contract, so you are not coordinating five separate crews on a hilltop lot with no easy staging area. Our Home Renovation team handles everything from kitchen and bath remodels to full-home transformations and ADU additions.
We pull permits, coordinate inspections, and build to the specific conditions of your property, including decomposed granite soil, limited truck access, and wildfire-hardening requirements. The result is a renovation planned for San Antonio Heights, not a template pulled from a flat-grid city.
Home Renovation Contractors
Signs you need it
You are planning a multi-room remodel, an addition, or a structural change that requires engineered plans, trade coordination, and permit management.
What it costs in San Antonio Heights
Home renovation contractor fees are built into project scope; a full home renovation in San Antonio Heights typically falls between $45,000 and $130,000 depending on square footage and structural work.
How we do it
We start with a site assessment of your lot’s slope, access, and existing framing, then produce a fixed-scope estimate, handle permitting, and schedule all trades in sequence under one contract.
Home Renovation Companies
Signs you need it
You have a project spanning multiple trades, like kitchen, roof, and exterior work, and you do not want to hire and coordinate three separate companies.
What it costs in San Antonio Heights
Whole-home renovation projects in San Antonio Heights typically range from $45,000 for a modest scope to $130,000 for extensive structural and finish work.
How we do it
We act as the single renovating company, managing material procurement through our 50-plus brand partner network, scheduling trades, and handling inspections from the first day through final walkthrough.
What Home Renovation Costs in San Antonio Heights
| Item | Typical range in San Antonio Heights |
|---|---|
| Full home renovation | $45,000 – $130,000 |
| Home addition | $45,000 – $130,000 |
| Garage conversion | $30,000 – $80,000 |
How long does a full home renovation take in San Antonio Heights?
Most full renovations run 10 to 16 weeks, but hillside lots with engineered foundation or retaining wall work can extend that by several weeks. Permits and inspections in unincorporated county territory add time too. Call (833) 467-7020 for a schedule based on your actual scope.
Will the price change once work starts?
No, not from us. We write fixed-scope estimates with line-item pricing, and we do not hit you with change orders unless you change the scope. If we open a wall and find something unexpected, we document it and agree on the extra cost before touching it. Call (833) 467-7020 for a written estimate.
Brands We Service in San Antonio Heights
We build San Antonio Heights renovations with materials we know hold up to foothill conditions. Tamko and Boral roofing products, PGT impact-rated windows, and CGI hurricane-grade window systems are all available through our supply lines. Parts and materials are ordered directly from authorized distributors, and our our brands page shows the full list.
See the difference
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AfterPricing for Remodeling Company in San Antonio Heights, CA
| Service | Typical range in San Antonio Heights |
|---|---|
| Kitchen remodel | $14,000 – $45,000 |
| Bathroom remodel | $9,000 – $28,000 |
| Window replacement | $4,500 – $15,000 |
| Roof replacement | $8,000 – $20,000 |
| Paver driveway installation | $7,000 – $18,000 |
| Paver patio installation | $3,500 – $11,000 |
| Vinyl fence installation | $3,500 – $9,000 |
| Impact window installation | $8,000 – $25,000 |
| ADU construction | $90,000 – $220,000 |
| Home addition | $45,000 – $130,000 |
Hillside lots push costs up when they require engineered retaining walls, deeper footings, or specialty equipment access. That is why we give every San Antonio Heights homeowner a written, line-item, fixed-scope estimate before work begins, so you know exactly what the job costs and what is included.
Neighborhoods We Serve in San Antonio Heights
Alder Contractors works throughout San Antonio Heights, from the flat approach streets near Mountain Avenue to the canyon-side properties that back up to San Antonio Canyon and the foothill ridges above Euclid Avenue.
- Mountain Avenue corridor
- San Antonio Canyon foothills
- Euclid Avenue upper slope
- Alpine Street area
- Amethyst Street hillside
Most San Antonio Heights properties are within a 15-to-20 minute drive from our Rialto base, so estimates and site visits can usually be scheduled within the week.
Service Area – Cities Near San Antonio Heights
Along with San Antonio Heights, Alder Contractors serves the surrounding foothill and valley communities. We work regularly in Upland, CA, Claremont, CA, Rancho Cucamonga, CA, and Montclair, CA, bringing the same single-contract, whole-home approach to each property.
Serving San Antonio Heights, CA — Our Local Coverage Area
We’re based in the San Antonio Heights area and know this community well. Use the map below to see our service coverage — if you’re nearby, we can almost certainly help.
FAQs About Remodeling Company in San Antonio Heights
Yes. San Antonio Heights is unincorporated San Bernardino County, which means building permits, hillside grading approvals, and fire-safety reviews go through the county rather than a city office. We prepare and submit the permit package, schedule inspections, and keep the job moving through every approval stage.
Many do. Because the area sits in a high-fire-risk foothill zone, county reviewers often require ember-resistant vents, fire-rated roofing, and defensible-space clearing as part of exterior work. We build those requirements into your scope and budget from the start, rather than treating them as a surprise add-on.
Yes. We plan material deliveries and concrete pours around narrow winding streets and steep driveways, which often means staged deliveries and smaller pump equipment. Our crews know the access constraints off Mountain Avenue and near San Antonio Canyon and schedule accordingly, so your timeline is not wrecked by a truck that cannot turn around.
Ready to start planning your San Antonio Heights renovation? Call (833) 467-7020 to schedule a free estimate, and we will walk your property, assess the terrain and access, and give you a written scope with real numbers.
What happens when you call
- 1A real person answersNo phone trees — talk to a local construction pro.
- 2You get an upfront price rangeHonest numbers before anyone is dispatched. No surprises.
- 3We come out and measureLicensed & insured, at a time that suits you — the visit and the quote are both free.
- 4You get the price in writingLine-itemed, yours to keep, and nothing starts until you say go.
What San Antonio Heights Customers Say
"Allowances in the contract were realistic rather than artificially low to make the bid look good."
— Miguel Vargas"The foundation survey came back dead on. Everything downstream of that being square is the reason the rest of the build went smoothly."
— Brooke Ziegler"Excellent build. Costs came in about six percent over the original contract, driven mostly by material price movement during the build, which he documented each time."
— Luis Garcia