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 Fountain Valley
Fountain Valley homeowners need a contractor who understands this city’s specific housing stock. Most homes here were built in the 1960s and 1970s, and the north-side tracts off Slater Avenue and Talbert Avenue carry wiring and plumbing that routinely complicate even simple remodels. We plan for that before we ever open a wall. Whether you’re updating a kitchen near Mile Square Park or adding square footage to a Broadmoor-built ranch off Euclid Street, our General Contractor team handles the full scope under one contract with one point of accountability. Call (855) 382-0824 to schedule your free estimate in Fountain Valley.
Why Key Step Construction Is Fountain Valley’s Preferred General Contractor Company
We work across both of Fountain Valley’s residential eras: the original 1960s-70s tract homes in the northern half, and the newer developments closer to the Santa Ana River. That split matters. A remodel quote that works for a 1995 south-side home often falls apart on a 1968 north-side property unless the contractor knows what’s behind the stucco and drywall. We do.
Our approach is straightforward: we identify what needs upgrading before the project starts, so the bid reflects the real scope. That means fewer change orders, fewer surprises, and an inspection sign-off that clears the first time. It’s the difference between a contractor who shows up and one who actually plans. Noel Garrity built this company around that structure, because Fountain Valley’s permitting culture rewards it.
Styles & brands we work with
- Kitchen remodeling
- Bathroom remodeling
- Home additions & ADU
- Roofing
- Windows & doors
- Driveway & pavers
- Fence
General Contractor Services in Fountain Valley
General Contractor Services in Fountain Valley cover everything from a single bathroom overhaul to a full home addition, and the scope typically includes demolition, structural work, rough-in for electrical and plumbing, finish carpentry, and final inspection coordination. In the older north tracts of Fountain Valley, most of these jobs also trigger a re-pipe or re-wire once the walls open. That’s not an upsell; it’s what the city requires before it signs off.
Kitchen and Bath Remodeling
A kitchen remodel in Fountain Valley generally runs $14,000 – $45,000 depending on whether you’re refreshing a galley kitchen or reconfiguring the entire footprint. Bathroom remodels land between $9,000 and $28,000. We coordinate cabinet lines like KraftMaid, countertops from Cambria or Silestone, and fixtures from Kohler or Delta so the material decisions stay in your hands, not a supplier’s.

Additions and ADUs
Fountain Valley’s nearly built-out lot map means most added square footage happens on existing parcels. A room addition here typically costs $45,000 – $130,000, and an ADU runs $90,000 – $220,000. We’ve built ADUs with prefab partners like Abodu, which shortens on-site construction time and keeps the project moving through Fountain Valley’s review process without stalling.

Construction Company in Fountain Valley
Finding the right Construction Company in Fountain Valley means looking past the bid. The company you hire has to understand that Fountain Valley’s older north-side tracts contain aluminum branch wiring and galvanized supply lines as original 1960s material. When a homeowner wants a cosmetic cabinet swap and the walls are already open, the city inspector will require those systems be brought to code. We plan for that on day one.
Exterior and Structural Work
Roof replacement in Fountain Valley runs $8,000 – $20,000, and a paver patio installation typically lands between $3,500 and $11,000. The coastal air here means salt and moisture accelerate exterior wear, so we prefer roofing systems from GAF or Owens Corning and hardscape materials from Belgard or Techo-Bloc that carry manufacturer warranties against this climate.
Window and Door Replacement
Replacing windows in Fountain Valley costs $4,500 – $15,000 for a typical home. In newer south-side developments, we always verify builder warranty language before touching the exterior envelope. Some builder warranties lapse if a third-party contractor swaps windows or roofing without prior approval, and we don’t let that happen to our clients.
Trusted Brands We Service in Fountain Valley
That includes cabinetry from KraftMaid, engineered stone from Cambria and Silestone, and roofing systems from GAF and CertainTeed. For paving and flatwork, we work with Quikrete and Sakrete products that hold up to Fountain Valley’s marine-layer moisture and wet winters. When a manufacturer backs the product and we back the installation, you get two layers of accountability instead of one.
| Project | Typical Fountain Valley 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 |
See the difference
Before
After
Before
After
Before
AfterCommon General Contractor Problems We See in Fountain Valley Homes
- Aluminum wiring in the original north-side tracts. Homes built by S&S and Broadmoor in the late 1960s often still have aluminum branch circuits. Once a remodel exposes them, the city of Fountain Valley requires copper replacement before it will pass inspection.
- Galvanized supply lines under slabs and sinks. Original galvanized steel plumbing in 1960s homes builds mineral scale and corrosion over decades. A kitchen or bath remodel that doesn’t budget for re-piping will stall at inspection.
- HOA architectural review in newer subdivisions. South-side Fountain Valley developments often have HOAs that require written approval before any exterior change, from windows to fencing. Skipping the submittal means removal orders.
- Builder warranty traps. Newer homes in Fountain Valley may still carry builder warranties on the roof, siding, or windows. Replacing one system incorrectly can void coverage on adjacent systems the builder still backs, and most owners never read that fine print until it’s too late.
Pricing for General Contractor in Fountain Valley, CA
Here’s what we actually see in Fountain Valley. A small kitchen remodel runs $9,000 – $20,000. A full kitchen is $14,000 – $45,000. Bathrooms start around $5,000 for a small refresh and go up to $28,000 for a full rebuild. Home additions in Fountain Valley sit between $45,000 and $130,000, and ADUs range from $90,000 to $220,000. The widest cost swings come from what’s behind the walls in the north tracts: aluminum wiring and galvanized pipe upgrades add real line items that a discount quote simply ignores. We’d rather show you the full number up front than surprise you mid-project. Every estimate is free, and every line item is written out. Call (855) 382-0824.
We Also Serve Cities Near Fountain Valley
If you’re just outside Fountain Valley, chances are we’re already working in your neighborhood. Our Fountain Valley team regularly serves Midway City, Huntington Beach, Costa Mesa, and Westminster on the same schedule and with the same full-scope approach. The building stock, permitting patterns, and inspection standards across these cities are familiar ground for us.
Serving Fountain Valley, CA - Our Local Coverage Area
We serve Fountain Valley and nearby communities. Use the map below to see the area we cover. If you’re nearby, we can almost certainly help.
FAQs About General Contractor in Fountain Valley
Interior remodels that don’t alter the exterior or structural footprint typically don’t require HOA approval in Fountain Valley. The exception comes with anything visible from the street or changing exterior walls, windows, or rooflines. We verify your specific HOA’s CC&Rs before you commit, so you don’t end up with a removal order after the install. Call (855) 382-0824 and we’ll walk through it with you.
Start with the systems that fail first: water heater, HVAC, and any original windows that have lost their seal. After that, kitchen countertops and cabinets are the highest-return interior upgrade in Fountain Valley’s newer south-side homes. Cambria or Silestone countertops plus KraftMaid cabinets typically cost $4,000 – $13,000 for cabinets and $2,000 – $6,500 for countertops, and they hold up to daily use for decades.
Often, yes. We were called to a 1968 S&S-built ranch off Slater Avenue where the owner wanted a simple cabinet swap. Our tech pulled a permit and found aluminum branch wiring at every kitchen circuit and galvanized supply lines under the sink. After a scope of work that included new copper rough-in and a panel upgrade, the KraftMaid cabinets and Cambria counters went in on schedule and the inspection sign-off cleared without a single change order surprise. That’s the Fountain Valley reality on the north side.
Read the warranty language before any exterior work starts. Many builder warranties in Fountain Valley’s newer developments require written notice before third-party replacement of windows, roofing, or siding, and some void coverage on adjacent systems if the original install is altered. We request and review your warranty docs before we submit the permit, and we document everything with photos and product specs so the builder has no grounds to deny a future claim.
Most Fountain Valley projects run on a 4 – 6 draw schedule: an initial deposit at contract signing, a materials deposit once selections are locked, a rough-in draw after framing and MEP inspection, and a final draw at completion and final inspection sign-off. We keep the draws tied to milestones you can verify, and you always know what you’re paying for before the next draw is due. Call (855) 382-0824 for a written draw schedule on your specific project; estimates are free.
Written by Noel Garrity, Owner at Key Step Construction, serving Fountain Valley homeowners with full-scope general contracting and remodeling.