Free written scope consultation - allowances, timeline, and change-order rules on paper before a single trade is scheduled
Fast, Reliable General Contractor Across Garden Grove
If you’re searching for a general contractor in Garden Grove who will put the price in writing before a single cabinet is pulled or tile is set, you’re in the right place. We know this city’s housing stock: the slab-on-grade ranch homes off Brookhurst Street, the tight 6,000 sq ft tract lots in West Garden Grove, and the multigenerational homes near the Little Saigon corridor where a garage conversion or detached ADU is often the smartest way to add living space. Our crews serve Garden Grove daily, and our General Contractor in Garden Grove work always starts the same way: a written number, a real arrival window, and a 365-day promise to make it right. Call (936) 259-2607 to schedule your free estimate.
Why Penhallow Remodeling Is Garden Grove’s Preferred General Contractor Company
Garden Grove homeowners have been burned before, and they tell us about it on every first call. The verbal estimate that doubled after demo day. The crew that never showed. The repair that cracked again six weeks later. That is exactly the pattern we built Penhallow Remodeling to break.
Trevor Nash leads our team under The Kingswell Way, a standard that has been running since 2004. It means a written price before any work starts, a defined arrival window, a clean job site, and a written guarantee on every project. Our technicians are background-checked and arrive in uniform, so you know exactly who is walking into your home. A live person answers the phone 24/7. Not an answering service, not a voicemail prompt. A real person, every time.
Local knowledge matters here. Garden Grove sits in a stricter Title 24 energy-compliance zone than coastal neighbors like Huntington Beach, and we scope every addition and ADU with that envelope requirement priced in from the first bid. No surprises at plan check. No change orders because a panel was undersized. Just a number you can hold us to.
Construction Company in Garden Grove
A construction company in Garden Grove handles the structural and site work that comes before any finish material is chosen: foundation cuts on slab-on-grade lots, framing, electrical and plumbing rough-in, panel upgrades, roofing, and the permitting pathway that makes it all legal. Garden Grove’s residential stock dates to 1950 to 1975, nearly all single-story stucco-over-wood-frame on concrete slabs. That means most major projects start with a hard look at the existing 100-amp service and the original cast-iron or galvanized plumbing, because new square footage almost always outruns them.
Service and panel upgrades before framing starts
A 200-amp panel upgrade is the quiet prerequisite on most Garden Grove additions and ADUs. The city’s building division will not clear a permit without it on most expanded footprints, and aging plumbing often needs to be re-run at the same time. We scope this before quoting, so the number on day one includes the electrical meat, not just the visible finishes.
Title 24 envelope as a fixed line item
Garden Grove enforces stricter Title 24 energy specs than coastal Orange County. Higher R-value insulation, tighter window U-factors, and cool-roof materials land on every permitted project. We price that envelope package as a specific line item, because an out-of-area GC who ignores it will either eat the cost or hand you a change order at plan check.
Remodeling Contractor in Garden Grove
As a remodeling contractor in Garden Grove, our work focuses on kitchens, bathrooms, whole-home remodels, and the living-space additions this city’s multigenerational households need most. A kitchen remodel in Garden Grove typically runs $14,000 to $45,000 depending on layout, cabinet line, and countertop material. A bathroom remodel runs $9,000 to $28,000. Whole-home remodels can reach much higher, but every one starts with the same written price before demo begins.
Kitchen remodels with brand-name material behind the guarantee
We install KraftMaid and Wellborn cabinetry and Cambria, Silestone, or Caesarstone countertops, which carry their own warranties alongside ours. The products behind the promise are as solid as the workmanship itself.
Bathroom renovations that hold up to Garden Grove’s hard water
Garden Grove’s water runs hard, and original 1950s plumbing shows it. We replace supply and drain lines during bathroom remodels rather than tiling over failing pipe, and we frame behind the tile with cement board substrate that will not swell or crack like drywall in a wet wall.
Trusted Brands We Service in Garden Grove
Garden Grove homeowners bring us projects built around brands they already researched before calling. We work regularly with Abodu, Cover, and Dvele systems when a homeowner wants a factory-built ADU or prefabricated addition dropped onto a slab-on-grade lot. Those units still require site prep, foundation tie-downs, panel upgrades, and Title 24 envelope verification on our end. Because our crews are local to Garden Grove, we schedule those scopes on a fixed timeline and keep material hauling coordinated with the manufacturer’s delivery window rather than waiting on a freight schedule we do not control.
Common General Contractor Problems We See in Garden Grove Homes
- 100-amp panels carrying new square footage: Original 1950s electrical service was sized for a single-story ranch with a window AC and an electric stove. Add a second kitchen in a garage conversion or an ADU with its own range and mini-split, and the service fails. We scope the 200-amp upgrade in the first bid.
- Slab-on-grade foundation cuts on tight 6,000 sq ft lots: Garden Grove’s lot sizes leave little room for machinery access and spoil hauling. We plan equipment staging and concrete removal against the setback lines before we quote, because the difference between a clean cut and a fence repair is planning, not luck.
- Title 24 plan-check rejections from coastal-Ocon pricing: Contractors who price Garden Grove like Huntington Beach get rejected at the Building Division. The city requires higher insulation values, stricter glass specs, and cool-roof materials that most out-of-area bids do not include.
- Garage conversions that were never permitted as living space: We see finished garages with drywall and laminate flooring that were never pulled through the city. A garage conversion in Garden Grove runs $30,000 to $80,000 to do properly, including seismic strapping, insulation, and a legal change of use.
Pricing for General Contractor in Garden Grove, CA
Here are the market-calibrated ranges for Garden Grove, and these are the same numbers we use when writing your estimate. A kitchen remodel runs $14,000 to $45,000. A bathroom remodel runs $9,000 to $28,000. A home addition runs $45,000 to $130,000, and an ADU runs $90,000 to $220,000 depending on site access, panel capacity, and whether the lot requires grading or drainage work. What moves the number is the shell: the Title 24 envelope, the 200-amp service upgrade, and any slab work. Not the cabinet finish.
| Project | Typical Garden Grove Range |
|---|---|
| Home Addition | $45,000 – $130,000 |
| ADU Construction | $90,000 – $220,000 |
| Garage Conversion | $30,000 – $80,000 |
| Kitchen Remodel | $14,000 – $45,000 |
| Bathroom Remodel | $9,000 – $28,000 |
| Roof Replacement | $8,000 – $20,000 |
| Concrete Driveway Installation | $4,500 – $12,000 |
Call (936) 259-2607 for a written, line-item quote. Estimates are free, and the number we write is the number on the invoice.
We Also Serve Cities Near Garden Grove
Our crews serve the surrounding cities with the same written-price standard. We work regularly in General Contractor projects across Stanton, Anaheim, Midway City, and Westminster. If you’re on the border of Garden Grove or a few blocks into one of these neighbors, the same team, the same guarantee, and the same live phone coverage apply.
Serving Garden Grove, CA - Our Local Coverage Area
We’re based in the Garden Grove 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 Garden Grove
Yes, and the answer depends on the lot’s specific jurisdiction. Most of Garden Grove falls under city permitting, but larger open acreage lots can trigger county-level review for drainage, road access, and septic or well setbacks. We map the permitting pathway before quoting, because the wrong assumption adds weeks to a build and thousands in change orders. Call (936) 259-2607 and we will walk the lot and tell you exactly what applies.
Garden Grove sits in a stricter Title 24 energy-compliance zone, so a permitted addition here requires higher insulation R-values, tighter window U-factors, and a cool-roof spec that coastal towns do not demand. That envelope package alone can add several thousand dollars to the shell cost. Pair that with the 200-amp service upgrade most tract homes need, and the difference is structural, not markup. Call (936) 259-2607 for a line-item quote that shows exactly where the money goes.
A 200-amp panel upgrade is the most common prerequisite on any Garden Grove addition or ADU. Original 100-amp service from the 1950s and 1960s was sized for far less load than a modern kitchen, second bath, or living unit draws, and the Building Division will not clear a permit on expanded square footage without it. We include the panel upgrade as a specific line item in every addition and ADU quote, not as a surprise after framing starts.
We scope the setback distances during the first site visit, before a single number is written. Larger open acreage lots around Brookhurst often have septic leach fields or well heads that limit where a new structure can sit, and the county pathway adds review steps the city process does not. We measure, survey, and price the grading, drainage, and haul-access work that the open lot actually requires, so the quote reflects reality rather than an optimistic map. Call (936) 259-2607 to schedule that first walk-through.
Yes, and it is one of the most common projects we handle in Garden Grove’s tract neighborhoods. A legal garage conversion runs $30,000 to $80,000 and requires seismic strapping, insulation to Title 24 standards, electrical and plumbing brought to code, and a change-of-use filing with the Building Division. The ones that were finished without permits usually need corrections before anything else moves. Call (936) 259-2607 for a written quote on the full conversion path, not just the drywall.
Written by Trevor Nash, Owner at Penhallow Remodeling, serving Garden Grove, CA.







Before
After
Before
After
Before
After