







Free written scope consultation - allowances, timeline, and change-order rules on paper before a single trade is scheduled
Fast, Reliable General Contractor Across Camino Tassajara
Hiring a general contractor in Camino Tassajara means more than finding someone who can swing a hammer. It means finding someone who knows that this unincorporated pocket of Contra Costa County runs on county permits, not city ones, and that hillside drainage and fire-zone review add real steps to any project. We coordinate the permits, the inspections, the material deliveries, and the crews so you’re never guessing what happens next. If you’re planning a kitchen remodel, a bathroom update, or a whole-home addition off Tassajara Road, call Mason Remodeling at (803) 680-2547 and we’ll walk the property with you, write a real scope of work, and put a price on paper before any tools come off the truck.
Why Mason Remodeling Is Camino Tassajara’s Preferred General Contractor Company

Camino Tassajara homeowners hear a lot of promises from contractors who work the wider Bay Area. What they don’t often hear is how a crew will actually handle the county-level permit review, the fire-zone setbacks that apply on hillside lots, or the unpermitted prior work that surfaces once demolition starts. We’ve walked enough of these properties to plan for those conditions before they become change orders. As a General Contractor, our job is to scope the project honestly, flag what the county will want to inspect, and keep the schedule moving.
Every Mason Remodeling crew member arrives background-checked, identity-verified, in a clean uniform, and with a photo ID badge. Before the visit, you get the technician’s name and photo. That’s the Threshold Standard, and it matters here because you’re letting someone into your home for weeks or months, not minutes. Isaac Pruett leads our team with the same care he’d expect in his own house: written pricing, written guarantees, and a live person who answers the phone around the clock, every day of the year.
Our Camino Tassajara customers tell us the written price is the difference maker. You’ll know what the kitchen costs, what the allowance covers, and what the guarantee states, in plain language, 365 days from the completion date. No verbal estimates that drift. No invoices that surprise you at final walkthrough.
Styles & brands we work with







General Contractor Services in Camino Tassajara
Camino Tassajara Home Remodeling covers the full arc of a residential project: demolition, structural work, rough-in for plumbing and electrical, drywall, finishes, and final inspection sign-off. A homeowner here reaches for a general contractor when the job touches multiple trades, when the county wants stamped drawings, or when a previous remodel left something unpermitted that now has to be corrected. Kitchen remodels in Camino Tassajara typically run $14,000 to $45,000, bathrooms $9,000 to $28,000, and a home addition $45,000 to $130,000.
Project Scoping and Permits
Before we price anything, we walk the site. That walk tells us whether the subfloor is level, whether the hillside drainage works with or against the foundation, and whether the county will want fire-zone documentation. We write the scope of work, list the allowances, and submit the permit package to Contra Costa County, not San Ramon or Danville. The county’s review layers add time and paperwork, and we plan for that on day one.

Draw Schedule and Allowances
Your written price includes a draw schedule tied to project milestones, and every allowance is stated in writing. When you pick KraftMaid cabinets or Cambria countertops, the allowance tells you exactly what’s covered and what a change order will cost if you upgrade. No verbal handshakes. No surprises on the final invoice.

What happens when you call
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A real person answersNo phone trees - you reach a local pro.
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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.
Construction Company in Camino Tassajara

Construction Company work in Camino Tassajara often starts with a homeowner who has outgrown the house but doesn’t want to leave the neighborhood. ADU construction here runs $90,000 to $220,000, garage conversions $30,000 to $80,000, and whole-home remodels often land somewhere between a kitchen and an addition, depending on square footage and structural scope. The county’s unincorporated status means every one of those projects goes through Contra Costa County’s building department, with its fire- and hillside-related review layers.
Additions and ADUs
On hillside lots off Tassajara Road, setbacks and drainage review are the biggest schedule drivers. We pull the county permits, coordinate the structural engineer, and stage the work so the foundation and framing move before the finishes get ordered. A realistic ADU timeline here is measured in months, not weeks, and we’ll tell you that upfront.
Garage Conversions and Structural Changes
Converting a garage in Camino Tassajara means bringing the space up to current code for insulation, electrical, egress, and fire separation. If the garage was built without permits, the county may require corrections before the conversion can proceed. That’s exactly the kind of hidden condition we look for during the bidding walk, so it’s in the written price, not sprung on you after demolition.
Trusted Brands We Service in Camino Tassajara
We keep strong relationships with specification-grade manufacturers so Camino Tassajara homeowners aren’t stuck choosing between box-store leftovers. For cabinets, we spec KraftMaid and Wellborn. For countertops, Cambria, Silestone, and Caesarstone. Fixtures come from Kohler, Moen, Toto, and Grohe. If you’re looking at a roofline replacement or a hardscape patio, we can supply GAF, CertainTeed, Owens Corning, Belgard, Unilock, and Techo-Bloc. Our crews know these products, which means fewer mid-job surprises and faster turnaround on warranty support when something arrives damaged or wrong.
See the difference
Before
After
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After
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AfterCommon General Contractor Problems We See in Camino Tassajara Homes
- Hillside drainage working against the foundation. Lots off Tassajara Road slope, and water runs where it wants. We check grading and drainage during the walk, because a remodel that ignores site water becomes a mold and settlement problem within a few wet winters.
- Unpermitted prior work. A previous owner finished a garage or added a bathroom without county sign-off. The county won’t issue a new permit for unrelated work until the old violations are resolved, and that correction costs money and time.
- Out-of-level subfloors under old tile. Once we pull the existing flooring, the slab or subfloor often shows dips and crowns. Leveling before new flooring goes down prevents cracked tile and door swing problems later, but it’s a change order if it wasn’t scoped.
- Verbal allowances that don’t hold. A contractor says “allowance for cabinets” without a written dollar figure, and the homeowner picks a mid-grade door style that blows the budget. We write every allowance into the contract, so your selection process matches the price you approved.
Pricing for General Contractor in Camino Tassajara, CA
Here are the market ranges we quote for Camino Tassajara projects. These are honest local numbers for mid-grade to upper-mid-grade material selections, with a written scope of work behind them.
| Project | Camino Tassajara 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 |
| Garage Conversion | $30,000 – $80,000 |
What moves the number? Site access on a hillside lot, the condition of the foundation and subfloor, the county’s fire-zone requirements, and what you choose at the kitchen and bath showrooms. We give you a written line-item price before work begins, and allowances are stated in writing so a cabinet or countertop upgrade never blindsides you. Call (803) 680-2547 to schedule a free estimate. We’ll walk the property, check the drainage and the existing conditions, and put the numbers on paper.
We Also Serve Cities Near Camino Tassajara
Our crews work throughout the East Bay and beyond. If you’re in Los Angeles, San Diego, San Jose, or San Francisco, we can scope your project with the same written-price standard. For work specifically in this area, see General Contractor in Camino Tassajara for local permitting and pricing detail.
Serving Camino Tassajara, CA - Our Local Coverage Area
We’re based in the Camino Tassajara 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 Camino Tassajara
Contra Costa County issues most residential building permits here, because Camino Tassajara sits in an unincorporated pocket rather than inside San Ramon or Danville city limits. That means county-level fire- and hillside-related review layers apply, and the paperwork moves through the county building department, not a city counter. We handle the submittal, the corrections, and the inspection scheduling for you.
A typical kitchen remodel in Camino Tassajara takes 8 to 14 weeks from the first walk to final inspection sign-off, assuming county permit review and material lead times stay on schedule. Hillside lots and fire-zone conditions can add a few weeks at the front end for review. We’ll give you a written schedule with milestones so you can track it week by week. Call (803) 680-2547 and we’ll scope your specific kitchen.
Allowances are the dollar amounts set aside in your contract for items you’ll select later, like cabinets, countertops, tile, and fixtures. On a Camino Tassajara project, they matter because most homeowners choose materials after signing, and if the allowance wasn’t written down, the selection process can outpace the budget. We write every allowance into the contract with the dollar figure stated, so your choices fit the price you approved.
Yes. Garage conversions and ADU construction in Camino Tassajara require Contra Costa County permits, and the county will want to see current-code compliance for electrical, egress, insulation, and fire separation. Hillside parcels may also trigger drainage and setback review. We pull the permits, correct any unpermitted prior work, and carry the project through final inspection sign-off.
Hidden conditions change the price: out-of-level subfloors, unpermitted prior work, rotted framing, or drainage problems discovered behind the walls. That’s why our written contract includes allowances and a defined change-order process, so any adjustment is documented and approved by you before the work continues. We don’t bury those costs in the final invoice. Schedule a free estimate at (803) 680-2547 and we’ll walk the property with you before we write the contract.
Written by Isaac Pruett, Owner at Mason Remodeling, serving Camino Tassajara since 2004.










