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 Running Springs, CA
Square One Builders is a full-scope general contractor serving Running Springs, CA. We handle home renovation from the ground up – structural work, roofing, kitchens, bathrooms, windows, and exterior systems – under one accountable contract. Running Springs homes sit at roughly 6,000 feet in the San Bernardino National Forest, where snow load, freeze-thaw cycles, and wildfire-resistant building codes change how every remodel gets planned and executed. Call (877) 688-9930 to schedule a free estimate.
Why Running Springs Homes Are Different
Running Springs is not a valley town with flat lots and predictable soil. Most homes here are mid-century mountain cabins, A-frames, and 1960s through 1980s vacation houses built on pier-and-beam foundations with wood siding and wraparound decks. Many are second homes that went years without maintenance, so when we open a wall or pull a deck board, we frequently find what deferred mountain weather does to framing: frost-heaved piers, rusted connectors, and dry rot that started as a small roof leak and spread through the structure.
The climate drives every decision. Heavy winter snow means roofs need snow-load ratings that flatland roofs never consider. Freeze-thaw cycles work on concrete, deck footings, and exterior stairs in ways San Bernardino or Highland contractors rarely see. Wildfire risk adds another layer: Chapter 7A building code requires ember-resistant vents, specific roofing classifications, and defensible-space-compatible exterior materials. Running Springs also sits under USDA Forest Service and county fire-safety review for many exterior changes, which means permit sequencing looks different here than in the low desert. We know the inspectors, the local code amendments, and how to plan a project so the permit phase doesn’t stall the build.
Styles & brands we work with







Our Main Running Springs Services
Running Springs homeowners call us most often for two things: a general contractor who can coordinate an entire remodel, and a home remodeling team that understands mountain construction. Here’s how each service works in Running Springs.
General Contractor in Running Springs
When a Running Springs cabin needs structural repair, a new roof, kitchen work, and a rebuilt deck all at once, hiring separate trades means four schedules, four warranties, and no one accountable for the gaps. Our general contractor service puts one team over the entire scope. We assess the foundation first, because pier-and-beam systems here shift with frost. Then we sequence the work so the roof goes on before interior finishes, and the deck gets bolted, not nailed, to properly set footings. Read the full scope here: General Contractor in Running Springs.

Home Remodeling in Running Springs
Mountain remodels fail when contractors apply valley methods to 6,000-foot conditions. We don’t. A kitchen remodel in Running Springs may require reinforcing floor joists that have carried snow load for forty years. A bathroom remodel may uncover plumbing run through uninsulated crawl spaces that freeze. Our home remodeling service handles those discoveries as part of the plan, not as surprise change orders. See what’s involved: Home Remodeling in Running Springs.

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 Running Springs

Home renovation in Running Springs means working on structures built between the 1940s and 1980s, many of them vacation homes with deferred maintenance and outdated fire-resistant detailing. The specific problem we solve here is adaptation: bringing an older mountain cabin or A-frame up to current code while preserving what made it worth buying in the first place. Whether you’re planning a full interior renovation or a structural upgrade, our Home Renovation service covers the full scope from demolition to finish work. We’ve served Running Springs since 2014.
Home Renovation Contractors
Signs you need it
If your Running Springs home has sagging deck ledgers, original single-pane windows, a roof past its snow-load rating, or a kitchen and bathroom that haven’t been touched since the 1970s, a full renovation contractor is the practical answer.
What it costs in Running Springs
Home renovation in Running Springs typically falls between $45,000 and $130,000 depending on scope, structural findings, and material selections.
How we do it
We start with a structural and code assessment, pull the USDA Forest Service and county permits, then sequence demolition, framing, rough-in, insulation, drywall, and finishes with one accountable team.
Renovation Contractors
Signs you need it
If you’ve discovered unpermitted work from a previous owner – enclosed decks, added rooms, retrofit walls – you need a renovation contractor who knows how to bring it legal through Running Springs’ inspection process.
What it costs in Running Springs
Targeted renovation work in Running Springs that corrects unpermitted conditions and updates one major system typically starts around $14,000 and runs to $45,000.
How we do it
We document the existing condition, identify what the county will require, file the corrective permits, and rebuild to current Chapter 7A and snow-load standards.
What Home Renovation Costs in Running Springs
| Item | Typical range in Running Springs |
|---|---|
| Full home renovation | $45,000 – $130,000 |
| Kitchen remodel | $14,000 – $45,000 |
| Bathroom remodel | $9,000 – $28,000 |
How long does a full home renovation take in Running Springs?
A full home renovation in Running Springs typically takes four to nine months. Permitting with the county and USDA Forest Service review adds time up front, and winter weather can pause exterior work. Interior finishes usually continue through snow season once the envelope is closed. Call (877) 688-9930 for a realistic timeline on your scope.
Will my Running Springs renovation require USDA Forest Service review?
Exterior changes that affect lot coverage, tree removal, or defensible-space buffers often trigger USDA Forest Service or county fire-safety review. We determine which permits apply during the initial assessment and include that paperwork in our scope. Call (877) 688-9930 to find out what your project needs.
Brands We Service in Running Springs
Square One Builders sources materials from 50+ national brands across roofing, windows, siding, cabinetry, countertops, and hardscaping. For Running Springs we frequently spec James Hardie siding for its fire resistance, CertainTeed or Owens Corning roofing for snow-load performance, and PGT windows for ember and wind ratings. We also work with prefab and ADU partners Abodu, Dvele, and Mighty Buildings when a factory-built structure fits the lot better than stick framing. Explore our brands to see the full portfolio.
See the difference
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AfterPricing for Remodeling Company in Running Springs, CA
| Service | Typical range in Running Springs |
|---|---|
| Kitchen remodel | $14,000 – $45,000 |
| Small kitchen remodel | $9,000 – $20,000 |
| Bathroom remodel | $9,000 – $28,000 |
| Walk-in shower installation | $4,500 – $12,000 |
| Paver driveway installation | $7,000 – $18,000 |
| Roof replacement | $8,000 – $20,000 |
| Metal roof installation | $15,000 – $40,000 |
| Impact window installation | $8,000 – $25,000 |
| Vinyl fence installation | $3,500 – $9,000 |
| Home addition | $45,000 – $130,000 |
| ADU construction | $90,000 – $220,000 |
| Garage conversion | $30,000 – $80,000 |
In Running Springs, prices push higher when we find frost-damaged pier foundations, unpermitted prior work, or the need to upgrade to Chapter 7A fire-resistant materials mid-project. We give written line-item quotes with fixed pricing, so the number you approve is the number you pay.
Neighborhoods We Serve in Running Springs
Square One Builders works throughout Running Springs and the surrounding 92382 ZIP area, including the neighborhoods most common to our clients. We know the lot conditions, the typical foundation types, and the access challenges in each of these areas.
- Arrowbear Lake
- Hoffman Town
- Switzerland Park
- Rim of the World
- East Running Springs
We typically reach any Running Springs job site within the same week for an estimate. Mountain roads and winter conditions occasionally add a day, but we plan around the plow schedule and your access.
Service Area – Cities Near Running Springs
Square One Builders serves Running Springs and the surrounding mountain and foothill communities. If you’re in a neighboring area, we cover the same mountain-specific construction requirements there. See our pages for Lake Arrowhead, CA, Highland, CA, Mentone, CA, and Crestline, CA for details on how we work in each.
Serving Running Springs, CA — Our Local Coverage Area
We’re based in the Running Springs 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 Running Springs
Square One Builders is a licensed general contractor serving Running Springs since 2014. We pull all required county and USDA Forest Service permits, and we manage the inspection process on your behalf. Your project gets one accountable contractor from the first site visit through final sign-off.
Yes. We plan exterior work for the snow-free months and close the building envelope before heavy snow arrives, which lets interior finishes continue through winter. We sequence each project around the Running Springs climate, not against it. Call (877) 688-9930 to discuss timing for your project.
We handle the contractor-side paperwork your HOA or property association requires, including material submissions, color approvals, and work-hour compliance. We’ve worked with Running Springs property associations before and know what documentation they typically request. Bring us the HOA package and we’ll manage it as part of the project. Call (877) 688-9930 for a free estimate.
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 Running Springs Customers Say
"The foundation survey came back dead on. Everything downstream of that being square is the reason the rest of the build went smoothly."
— Claudia Torres"Quality construction and a professional operation. Communication was strongest at the site meetings, and slower by email in between."
— Leela Singh"Framing crew was meticulous and the walls are straight everywhere. Drywall goes on a lot better when the framing is right."
— Renee Novak