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
Fast, Reliable General Contractor Across Sedco Hills
Finding a general contractor who understands Sedco Hills means more than just hiring someone with a truck and a license. This unincorporated community west of Lake Elsinore runs every permit through Riverside County, not a city counter, and that changes how projects get planned, priced, and scheduled. Square One Builders has worked the hillside lots, the custom homes off the ridgelines, and the manufactured-home upgrades that make up so much of 92531’s housing stock. We know the grading rules, the WUI hardening requirements, and the county review timelines. Call (877) 688-9930 to schedule a free estimate and get straight answers before you spend a dollar.

Why Square One Builders Is Sedco Hills’s Preferred General Contractor Company
Sedco Hills homeowners work with us because we carry full-scope accountability on every remodel, addition, and ADU. One contract, one team, every system from the roof down to the pavers. Brent Calloway leads projects with the kind of calm precision that comes from seeing hundreds of Riverside County plan checks, hillside grading reviews, and long-lead material schedules play out.
Our reputation in this community is built on written scope documents, fixed allowance schedules, and change orders priced before work starts, not after. Homeowners here have learned the hard way that a contractor who orders cabinetry or architectural glass on a handshake is setting them up for a messy build. We do not do that. Brent Calloway personally reviews every scope of work before materials get ordered, and our Sedco Hills clients get a written line-item quote they can take to their lender or keep for their own records.
Response time to Sedco Hills is straightforward. We schedule site walks within days, not weeks, and we do not charge for the estimate. For a community with no local building counter, that matters. You will not drive to Riverside to ask questions. We handle it.
Styles & brands we work with







Residential General Contractor in Sedco Hills
Residential General Contractor work in Sedco Hills typically means a full kitchen or great-room remodel, a primary bath upgrade, an addition, or a new ADU, often on a hillside lot with county grading and WUI review attached. Pricing for these scopes runs from $14,000 to $220,000 depending on what you are building, and the material choices you make drive a significant portion of that range. The honest truth about high-end work here: lead times on custom millwork, architectural glass, and specialty fixtures set the calendar. Not labor.
The Sedco Hills Schedule Reality
On a hillside custom home off the ridgelines west of Lake Elsinore, we ran a kitchen and great-room scope built around KraftMaid cabinetry, a Cambria island top, and architectural glass sliders ordered for the view wall. The glass and cabinetry drove the entire draw schedule. Our crew finished the rough-in, subfloor prep, and load-bearing header work weeks before the long-lead items landed, then closed out with a written punch list and county inspection sign-off. Nothing was ordered until the scope of work, allowances, and change order terms were fixed in writing and signed.
What That Means for Your Budget
When you are spending $45,000 on a kitchen or $90,000 on an ADU in Sedco Hills, the worst outcome is a mid-build surprise that nobody priced. We lock scope before we order. Countertops, cabinetry, windows, and glass all have written allowance figures so you know exactly what you are approving. If you want a Cambria island top versus a Silestone one, we spec the right material for your project and price it before the first cut.
Hire a General Contractor in Sedco Hills
Hire a General Contractor in Sedco Hills when the project spans more than one trade, because that is when the finger-pointing starts. A kitchen remodel that touches plumbing, electrical, drywall, cabinetry, countertops, and flooring under one contract is a very different experience than coordinating five separate subs from five different companies. That is what we mean by one contractor, every system. Typical kitchen remodels in Sedco Hills run $14,000 to $45,000, bathrooms $9,000 to $28,000, and home additions $45,000 to $130,000.
When You Absolutely Need One Contract
Any project that requires county plan check, structural work, or long-lead material ordering should be under a single contract. Sedco Hills has no city building counter, so every addition, ADU, deck, or manufactured-home foundation goes through Riverside County building-and-safety plan check plus county hillside and grading rules. A set of drawings that sailed through Lake Elsinore or Wildomar can stall for weeks on county review and WUI hardening review before a single sub is scheduled. You want one accountable party when that happens. That is us.
Scope First, Then Order
We never order long-lead cabinetry or architectural glass before the written scope and allowance schedule are locked. Any field change after that becomes an unpriced change order, and that is where budgets die. Your remodel, fully managed, starts with a signed scope and ends with a written punch list and county inspection sign-off.

Trusted Brands We Service in Sedco Hills
Square One Builders carries a curated portfolio of 50-plus material brands, and for Sedco Hills projects we lean on products that hold up to inland heat, Santa Ana winds, and wildfire exposure. Roofing options include GAF, CertainTeed, and Owens Corning, the three largest U.S. manufacturers, so we can match the right warranty tier to your exposure. For cabinetry, KraftMaid and Wellborn give you range from production to semi-custom. Countertops span Cambria, Silestone, and Caesarstone depending on your budget. We stock local parts and coordinate delivery to Sedco Hills so long-lead items land on schedule, not whenever. We spec the right material for your project, not whatever is easiest to source.
See the difference
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After
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After
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AfterCommon General Contractor Problems We See in Sedco Hills Homes
- Long-lead material orders placed without a locked scope. Cabinetry, glass sliders, and custom windows ordered before the allowance schedule is signed become unpriced change orders mid-build. We have seen $12,000 in cabinetry arrive with no signed agreement on finishes.
- Treating Riverside County plan check like a city counter. Homeowners who previously built in Lake Elsinore or Wildomar assume the county reviews at the same speed. It does not. Grading and WUI hardening reviews add weeks, and that needs to be built into the schedule.
- Concrete and roof work scheduled into peak heat and Santa Ana windows. Summer pours in a hot, semi-arid inland valley crack if not scheduled and cured properly. Wind-driven ember exposure triggers WUI hardening requirements on roof and deck rebuilds, which means extra inspection sign-off.
- Manufactured-home foundations and additions with no county experience. Sedco Hills has a significant stock of manufactured homes on hillside lots. The foundation, grading, and tie-down requirements are not the same as a standard tract build, and inexperienced contractors miss them until the county flags the plan.
Pricing for General Contractor in Sedco Hills, CA
Here is what we quote in Sedco Hills today. These are the ranges our written estimates fall into, and they will not change once the scope is signed.
| Project Type | Price Range |
|---|---|
| Kitchen Remodel | $14,000 – $45,000 |
| Bathroom Remodel | $9,000 – $28,000 |
| Home Addition | $45,000 – $130,000 |
| ADU Construction | $90,000 – $220,000 |
| Cabinet Installation | $4,000 – $13,000 |
| Countertop Installation | $2,000 – $6,500 |
| Impact Window Installation | $8,000 – $25,000 |
What moves the number within those ranges? Material tier is the biggest driver. A GAF roof and a metal roof are different products with different prices. A KraftMaid cabinet line versus a semi-custom Wellborn layout changes the total. The county’s grading and WUI requirements can add scope on hillside lots. We write all of it into the estimate before ordering. Call (877) 688-9930 for a free, written, line-item quote.
We Also Serve Cities Near Sedco Hills
We take projects throughout western Riverside County, including General Contractor scope in Lakeland Village, Canyon Lake, Meadowbrook, and Quail Valley. Each has its own permitting quirks, and we know the differences. If you are in Sedco Hills or nearby, one call starts the process.
Serving Sedco Hills, CA — Our Local Coverage Area
We’re based in the Sedco Hills 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 General Contractor in Sedco Hills
We fix the scope of work, allowance schedule, and change order terms in writing before a single item is ordered. The rule is simple: nothing gets purchased until the price for changing it is already defined in the contract. On a hillside custom home in Sedco Hills, we ordered KraftMaid cabinetry and architectural glass sliders only after the homeowner signed the scope, allowances, and change order terms. Every field change afterward had a written price attached. That is how a $45,000 kitchen stays a $45,000 kitchen. Call (877) 688-9930 for a free estimate.
Site walks typically happen within days of your call, and we can usually start on-site work within two to six weeks depending on Riverside County plan check timelines. That county review is the variable. We cannot make the county move faster, but we can get drawings submitted correctly the first time, which is where most delays actually happen. Call (877) 688-9930 to get the process moving.
Yes. We prepare and submit plan sets, manage grading and WUI review responses, schedule inspections, and close out with county sign-off. You will not stand in line at a county counter. That is our job. Call (877) 688-9930 to discuss your project.
Our labor and material pricing is the same across western Riverside County. What changes is the county-specific scope. Sedco Hills projects sometimes carry additional grading, WUI hardening, or foundation work that a Lake Elsinore or Wildomar project would not. That added scope is priced in the written estimate, not discovered later. Call (877) 688-9930 for an exact figure.
We stand behind our workmanship with a written warranty, and our material brands carry their own manufacturer warranties, from GAF and CertainTeed roofing to KraftMaid cabinetry and Cambria countertops. We do not state warranty terms in website copy because they vary by project and product. What we promise is this: if something is wrong, it is on our punch list and we fix it. Call (877) 688-9930 for specifics on your project.
Written by Brent Calloway, Owner at Square One Builders, serving Sedco Hills and western Riverside County.