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 Loma Linda, CA
Home renovation in Loma Linda means working around a 24/7 medical campus, compact mid-century lots, and inland heat that punishes the wrong materials. Square One Builders has served Loma Linda since 2014, managing full-scope remodels from structural work through finish carpentry under one contract. Whether you’re updating a 1950s ranch near the university or converting a garage into an ADU, we handle every system so you don’t coordinate four different crews. Call (877) 688-9930 for a free estimate on your project.
Why Loma Linda Homes Are Different
Most of Loma Linda’s residential core in 92354 was built between the 1950s and 1970s. That means remodels here rarely start with a clean slate. You’re dealing with smaller footprints, older plumbing rough-ins, electrical panels that need upgrading, and lot lines that leave almost no room for staging. Homes near Loma Linda University Health sit on some of the tightest lots in the Inland Empire, so any addition or ADU project runs straight into setback reviews and parking requirements during plans check. We know what the city asks for because we’ve filed here for over a decade.
The climate shapes decisions too. Loma Linda summers run hot and dry, with Santa Ana wind events pushing fire risk up from the foothills to the north and east. Roofing replacements, exterior cladding, and window upgrades here should lean toward fire-resistant materials, and our crews schedule heavy work around the hottest hours. Because the university and medical center run around the clock, noise control on residential streets near campus matters more than in most Inland Empire cities. This is a health-and-quiet-conscious community, and construction practice has to respect that.
The hospital corridor and the surrounding residential streets also have completely different rhythms. A clinic tenant improvement near Barton Road and a kitchen remodel on a quiet street off Anderson Street are not the same job, even if they’re three blocks apart. We plan staging, debris removal, and work hours differently for each.
Styles & brands we work with







Our Main Loma Linda Services
Most Loma Linda homeowners start with one of two conversations: a whole-home renovation that touches multiple systems, or a focused remodel of a kitchen, bathroom, or addition. Both start with the same question: who’s accountable for the whole scope?
General Contractor in Loma Linda
As your General Contractor in Loma Linda, Square One Builders runs the entire project from demolition to final inspection. That includes pulling permits, scheduling trade crews, ordering materials from our brand portfolio, and keeping the job moving when one trade’s schedule shifts. On Loma Linda’s compact lots, general contracting also means solving staging problems before they stall a job. We’re one contract, one point of contact, and one team accountable for the finished product.

Home Remodeling in Loma Linda
Home Remodeling in Loma Linda covers kitchens, bathrooms, additions, and the exterior systems that support them. Because most homes here date to the mid-century era, remodeling almost always includes upgrading what’s behind the walls before we touch finishes. We coordinate cabinetry, countertops, plumbing fixtures, windows, and flooring through one scope, so a kitchen remodel doesn’t stall because the countertop supplier and the plumber aren’t talking. One contractor, every system.

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 Loma Linda

Home renovation in Loma Linda is rarely a cosmetic exercise. The mid-century homes in 92354 and the multi-family buildings near campus need structural attention, modern electrical service, and insulation upgrades before new finishes make sense. Heat and Santa Ana winds mean exterior work has to happen on the right timeline, and the city’s plans-check process rewards contractors who file complete submittals the first time. Square One Builders has managed Home Renovation projects throughout Loma Linda since 2014, from small kitchen refreshes to whole-home reworks and garage conversions, with one team accountable across every phase.
Home Renovation Contractors
Signs you need it
You’re planning work that touches more than one system, like moving walls while replacing plumbing and rewiring, and you need one accountable contractor rather than three separate crews.
What it costs in Loma Linda
Full home renovation contractors in Loma Linda typically manage projects from $14,000 for a focused kitchen refresh up to $130,000 for a home addition, with most whole-home renovations landing between $45,000 and $130,000.
How we do it
We scope the full project, pull permits, sequence demolition through finish work, and keep every trade coordinated under one contract.
Home Improvement Contractors
Signs you need it
Your home needs multiple upgrades at once, like windows, siding, and a roof replacement, and you’d rather run one contract than bid three separate jobs.
What it costs in Loma Linda
Home improvement work in Loma Linda ranges by scope, from window replacement at $4,500 – $15,000 to roof replacement at $8,000 – $20,000, with full exterior packages often landing between $20,000 and $45,000.
How we do it
We assess each system, spec materials from our brand portfolio for Loma Linda’s heat and fire risk, and sequence the work so nothing gets installed twice.
Home Renovation Companies
Signs you need it
You’re comparing renovation companies and want one that can handle structural, interior, and exterior work without subcontracting accountability.
What it costs in Loma Linda
Most home renovation companies price Loma Linda kitchen remodels between $14,000 and $45,000, bathrooms between $9,000 and $28,000, and ADUs between $90,000 and $220,000.
How we do it
We bring the full general contractor scope to every project, so your renovation doesn’t stall waiting on a specialist we should already have under contract.
What Home Renovation Costs in Loma Linda
| Item | Typical range in Loma Linda |
|---|---|
| Kitchen Remodel | $14,000 – $45,000 |
| Bathroom Remodel | $9,000 – $28,000 |
| Roof Replacement | $8,000 – $20,000 |
How long does a home renovation take in Loma Linda?
Most Loma Linda renovations run 6 to 16 weeks depending on scope and the city’s plans-check turnaround. Kitchen and bathroom remodels typically finish in 6 to 10 weeks, while additions and ADUs run longer. Call (877) 688-9930 for a timeline on your specific project.
Will the price change once work starts?
No. We provide fixed pricing with written line-item quotes, so the number you approve is the number you pay unless you change the scope. Call (877) 688-9930 for an exact quote, and we’ll walk you through every line.
Brands We Service in Loma Linda
Square One Builders sources from a portfolio of 50+ material brands, including Abodu, Dvele, and Mighty Buildings for prefab ADUs and accessory structures. For Loma Linda’s heat and fire zone, we often spec James Hardie siding, GAF or CertainTeed roofing, and PGT impact windows, all available through our brands with local ordering and delivery coordination.
See the difference
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AfterPricing for Remodeling Company in Loma Linda, CA
| Service | Typical range in Loma Linda |
|---|---|
| Kitchen Remodel | $14,000 – $45,000 |
| Small Kitchen Remodel | $9,000 – $20,000 |
| Bathroom Remodel | $9,000 – $28,000 |
| Small Bathroom Remodel | $5,000 – $12,000 |
| Roof Replacement | $8,000 – $20,000 |
| Window Replacement | $4,500 – $15,000 |
| Paver Patio Installation | $3,500 – $11,000 |
| Home Addition | $45,000 – $130,000 |
| ADU Construction | $90,000 – $220,000 |
| Garage Conversion | $30,000 – $80,000 |
Prices in Loma Linda push higher when homes need electrical panel upgrades, plumbing re-roughs, or seismic and wind-resistance upgrades that mid-century construction never included. We provide fixed, written, line-by-line quotes so you know exactly what you’re paying before we start, with no change orders unless you change the scope.
Neighborhoods We Serve in Loma Linda
Square One Builders works throughout Loma Linda, from the quiet residential blocks near the university to the medical and professional buildings along the 92354 corridor. We serve all three Loma Linda ZIP codes: 92350, 92354, and 92357.
- Central Loma Linda (92354)
- South Loma Linda near Mission Road
- North Loma Linda near the foothills
- Loma Linda University and Medical Center vicinity
- Bryn Mawr and surrounding unincorporated pockets
We typically respond to Loma Linda inquiries within one business day, and we’ll schedule an on-site walkthrough at a time that works around your calendar.
Service Area – Cities Near Loma Linda
Square One Builders also serves the surrounding Inland Empire communities, including Colton, CA, Grand Terrace, CA, Highgrove, CA, and Redlands, CA. If your project sits in one of these neighboring cities, the same full-scope general contractor model applies, with local permitting and material sourcing handled on our side.
Serving Loma Linda, CA — Our Local Coverage Area
We’re based in the Loma Linda 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 Loma Linda
Yes. We pull all required permits through the City of Loma Linda and manage inspections through completion. Loma Linda’s plans-check process moves faster when submittals are complete, and we file every project with full documentation from day one. Call (877) 688-9930 to make sure your project is permitted correctly.
Yes. Loma Linda University Health runs 24/7, so we coordinate noisy work, deliveries, and debris removal around the facility’s quiet requirements and the surrounding residential streets’ expectations. We schedule hammering and cutting for reasonable hours and keep staging contained on small lots. Call (877) 688-9930 to discuss your building’s specific needs.
We typically book Loma Linda renovation starts 3 to 8 weeks out, depending on scope and material lead times. Prefab ADU projects through our brand partners can have their own production schedules. Call (877) 688-9930 for current availability and a free estimate, and we’ll give you a realistic start window.
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 Loma Linda Customers Say
"Every inspection passed first time. The building department clearly knows him and that made the whole process easier."
— Christine Yang"He caught an error in the engineer's drawings before it got framed, which would have been an expensive thing to discover later."
— Lucia Martinez"Allowances in the contract were realistic rather than artificially low to make the bid look good."
— Colleen Bennett