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 Foothill Ranch
Finding a General Contractor who understands Foothill Ranch’s specific terrain of HOAs, wildland-urban interface codes, and 1990s housing stock is not simple. Most of the homes here were built between 1990 and 2005, which means roofs, windows, decks, and builder-grade kitchens are all hitting replacement age at roughly the same time. Our team has worked throughout the 92610 footprint long enough to know which upgrades pay off, which permits clear quickly, and which HOA submittals stall a project. Call (877) 688-9930 if you want a straight answer about your remodel, addition, or repair.

Why Square One Builders Is Foothill Ranch’s Preferred General Contractor Company
Foothill Ranch homeowners tend to ask harder questions than most, because they have been through homeowner association reviews, hillside drainage challenges, and wildfire-conscious building requirements. We like that. Brent Calloway built Square One Builders around the idea that one accountable team should manage every system in a renovation, from the roof assembly down to the pavers, so the homeowner never has to arbitrate between a roofer, a window installer, and a cabinet supplier.
Our crews know the Mediterranean and Spanish Revival stucco-and-tile housing stock that dominates the tract and semi-custom neighborhoods here. We know which original 1990s systems fail first, what the HOA architectural committee typically rejects, and when a hillside addition needs a soils engineer before we finalize a quote. That local knowledge changes timelines and budgets. It also means fewer surprises once demolition starts.
We carry the full scope under one contract. Interior renovation, exterior cladding, roofing, windows, hardscaping, and ADU capability all fall under the same project lead and the same draw schedule. For a master-planned community like Foothill Ranch, where a kitchen remodel often triggers exterior vent or window changes that then require architectural review, that coordination is the difference between a clean inspection and a stop-work notice.
Styles & brands we work with







Hire a General Contractor in Foothill Ranch
Hire a General Contractor in Foothill Ranch when the job touches more than one trade, when a permit is involved, or when you do not want to spend four months coordinating cabinet installers, plumbers, electricians, and drywall crews yourself. A full kitchen remodel here typically runs $14,000 to $45,000 depending on cabinetry grade, countertop selection, and whether you are relocating plumbing. A bathroom remodel lands between $9,000 and $28,000. Room additions start around $45,000 and climb with slope engineering and retaining walls.
Scoping the Work Correctly
The single most expensive mistake we see in Foothill Ranch is a homeowner signing a contract before the HOA architectural review clears. We sequence that approval first on any exterior-visible change. It takes time, but it prevents the nightmare of tearing out a non-approved patio cover or repainting a door the community board has already rejected.
Permits and Draw Schedules
We pull permits on every structural, electrical, plumbing, and roof change. The draw schedule ties to inspection sign-off, so you are never paying for work that has not been verified. For hillside lots near the Cleveland National Forest edge, drainage and retaining-wall engineering often determine the final scope, which is why our quotes include that review up front rather than burying it in a change order later.
General Contractor Services in Foothill Ranch
General Contractor Services in Foothill Ranch cover everything from a single bathroom update to a whole-home renovation with a new roof, new windows, and a rebuilt backyard. Because the housing stock is uniformly aging into its third decade, most projects bundle several systems at once. A roof replacement runs $8,000 to $20,000. Window replacement runs $4,500 to $15,000. Home additions run $45,000 to $130,000.
Kitchen and Bath Renovation
Builder-grade cabinets and tile were standard in 1990s Foothill Ranch homes, and they are now brittle, dated, and failing at the hinges and grout lines. We replace them with brands like KraftMaid and Cambria while keeping the HOA-approved footprint intact when exterior changes are involved. Cabinet installation alone runs $4,000 to $13,000. Countertop installation runs $2,000 to $6,500.

Exterior Systems and Structural Work
Roofing, windows, siding, fencing, and decks all intersect with the community’s fire-conscious building culture. We spec Class A roof assemblies and ember-resistant vents from GAF, CertainTeed, or Owens Corning depending on the existing structure and HOA requirements. On graded foothill lots, we also evaluate drainage, slope stability, and retaining-wall condition before quoting any addition or hardscape expansion.

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.
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A background-checked tech heads outLicensed & insured, dispatched right away.
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You approve before work beginsNothing starts until you say go.
Trusted Brands We Service in Foothill Ranch
We source and install materials from a portfolio of more than 50 nationally recognized manufacturers, so the Foothill Ranch homeowner never has to choose between quality and a single supplier’s limited catalog. For roofing, we work with GAF, CertainTeed, Owens Corning, and IKO, which means we can match the existing tile or composite profile and still meet the community’s Class A fire assembly requirements. Having access to multiple brands means we spec the right material for the project rather than forcing one product line onto every house. For kitchen and bath work, we pull from KraftMaid and Wellborn cabinetry, Cambria and Silestone countertops, and Kohler, Moen, and Toto plumbing fixtures. On exterior jobs, James Hardie siding and PGT or Therma-Tru windows are common choices. The brand decision always follows the engineering and HOA constraints, not the other way around.
See the difference
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After
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After
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AfterCommon General Contractor Problems We See in Foothill Ranch Homes
- Demo before HOA approval: Homeowners start tearing out a deck or fence, then the architectural committee flags the change and the project stalls mid-draw. We file the submittal first, then order materials.
- Non-compliant window and roof replacements: Builder-grade windows and original roofing installed before current WUI codes were adopted. Replacing them without Class A assemblies and ember-resistant vents fails inspection near the forest edge and costs twice.
- Hillside additions quoted without engineering: A flatland quote ignores slope stability, drainage, and retaining walls. Once grading exposes the actual conditions, the change order blows the budget. We bring in the soils engineer before we price the job.
- Builder-grade kitchen and bath failures: Original 1990s cabinet boxes, laminate counters, and dated tile are now the first things owners want gone. The challenge is doing the interior refresh without triggering HOA review on exterior vent or window changes, which requires deliberate sequencing.
Pricing for General Contractor in Foothill Ranch, CA
Pricing in Foothill Ranch reflects the local approval process and the age of the housing stock, not just materials and labor. Below are the ranges we have quoted repeatedly across the 92610 area. Every job is different, but these numbers hold up for most tract and semi-custom homes built in the 1990s.
| Project | Typical Range in Foothill Ranch |
|---|---|
| Kitchen Remodel | $14,000 – $45,000 |
| Cabinet Installation | $4,000 – $13,000 |
| Countertop Installation | $2,000 – $6,500 |
| Bathroom Remodel | $9,000 – $28,000 |
| Roof Replacement | $8,000 – $20,000 |
| Window Replacement | $4,500 – $15,000 |
| Home Addition | $45,000 – $130,000 |
What moves a Foothill Ranch project within these ranges: cabinet line selection, countertop material, whether plumbing relocates, whether the roof is tile or composite, and whether the HOA requires specific exterior colors or materials. Homes on graded slopes also carry drainage and retaining-wall costs that flat lots do not. Call (877) 688-9930 for a free estimate with written line items before you commit to anything.
We Also Serve Cities Near Foothill Ranch
Our crews work throughout the Saddleback Valley foothills and the surrounding communities. If you are in Portola Hills, Lake Forest, Mission Viejo, or Trabuco Canyon, the same full-scope General Contractor team handles your project with the same single-contract accountability. Call (877) 688-9930 to schedule a free estimate.
Serving Foothill Ranch, CA — Our Local Coverage Area
We’re based in the Foothill Ranch 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 Foothill Ranch
In most 1990s Foothill Ranch homes, the original builder structural warranty has already expired, and the systems you are replacing (cabinets, counters, plumbing fixtures, windows) are well past any coverage window. Work you do now through a licensed contractor does not void anything that still exists, but we always recommend reviewing your HOA’s architectural guidelines before exterior-visible changes. Call (877) 688-9930 and we will walk through what your community requires before you sign anything.
Yes. Because nearly the entire Foothill Ranch community sits inside the 92610 HOA-governed footprint, patio covers, fences, exterior paint, window replacement, and even some deck changes require architectural committee approval before installation begins. We file the submittal, coordinate the WUI fire-code detailing, and sequence the permit so approval and construction stay on one schedule. Call (877) 688-9930 for help sequencing your project correctly.
Start with the systems that are actively failing or costing you money: original roofing, builder-grade windows, and the kitchen or bathroom that no longer functions for your household. In Foothill Ranch specifically, roof and window work often triggers WUI code upgrades, so we bundle those with the interior remodel to avoid doing the same wall penetration twice. Call (877) 688-9930 and we will tell you honestly which upgrades pay back and which can wait.
On any addition in Foothill Ranch where the lot is graded into the hillside, we bring in a soils engineer before we finalize the quote. The plan requires slope stability analysis, drainage design, and often retaining-wall review. That pre-work keeps the final price close to the original quote instead of discovering a $25,000 drainage fix after excavation starts. Call (877) 688-9930 for a free estimate that includes the engineering review up front.
A permit gets you an inspected, code-compliant installation that will not become a liability when you sell. In Foothill Ranch, where wildland-urban interface codes and HOA rules overlap, an unpermitted roof or window replacement can fail a future buyer’s inspection and cost far more than the permit did. We pull permits on every structural, electrical, plumbing, and roof change. Call (877) 688-9930 to schedule your free estimate.
Written by Brent Calloway, Owner at Square One Builders, serving Foothill Ranch and the surrounding Saddleback Valley communities.