







Free written scope consultation - allowances, timeline, and change-order rules on paper before a single trade is scheduled
Fast, Reliable General Contractor Across Covina
Hiring a general contractor in Covina means trusting someone with your home, your schedule, and your money. We get that. Mason Remodeling brings a written price before any work starts, a background-checked crew you’ll recognize by name and photo, and a 365-Day Done Right Promise on every project. From kitchens and baths to room additions and garage conversions, we handle the scope, the permits, and the punch list so you don’t have to chase anything down. Call (803) 680-2547 to schedule your free estimate and get real numbers for your Covina project.
Why Mason Remodeling Is Covina’s Preferred General Contractor Company

Covina homeowners keep calling us back because we do what we say we’ll do, in writing. Every project starts with a written scope of work and a written price, delivered before a single tool comes off the truck. No verbal ballparks. No growing invoices. Our crew members are identity-verified under the Threshold Standard, and you get each technician’s name and photo before they arrive, plus a photo ID badge at the door. That matters when you’re letting someone into your house while your kids are home, or when your parents are there alone.
We know Covina’s plan-check process, its hillside and R-1 development standards, and the neighborhoods from Covina Park to Charter Oak. That local knowledge means fewer surprises on permits, fewer delays on inspections, and a calendar you can actually plan around. As a General Contractor team, we coordinate everything: demo, rough-in, finishes, and final sign-off. When you work with a Covina general contractor, you want someone who treats your home like it’s their own front door. That’s how we work.
Isaac Pruett leads our projects with a plain-spoken approach: scope it right, price it honestly, and stand behind it for a year. If something isn’t right within 365 days of completion, we make it right at no cost to you. That’s the Done Right Promise, and it applies to every remodel, addition, and conversion we take on in Covina.
Styles & brands we work with







Construction Company in Covina
A construction company in Covina does the structural work that turns a house into the home you actually need: load-bearing wall removal, room additions, ADU construction, garage conversions. These are the jobs where the permit set drives everything. In Covina, parcels often fall under LA County Fire Department plan check, and additions or ADUs get pulled into the city’s hillside and R-1 development standards. A contractor who hasn’t worked that process loses weeks in corrections. We have. We plan for it.
Structural Work and Permits
When you’re removing a wall or adding square footage, someone has to verify what’s load-bearing and what the city will require. We do that before we price the job, not after demo starts. A written scope of work means the structural details Covina’s reviewers want are already in the bid.
ADU and Addition Realities
ADU construction in Covina runs $90,000 to $220,000, and a home addition typically lands between $45,000 and $130,000. Plan-check queue timing is the real variable, not crew speed. If a contractor promises you a start date without looking at your parcel’s specific review path, ask more questions.
Remodeling Contractor in Covina

A Covina Home Remodeling contractor handles the projects that transform existing space: kitchens, bathrooms, whole-home remodels. The work is less about framing and more about sequencing, finish selection, and managing allowances so the price you agreed to is the price you pay. In Covina’s 1950s and 1960s ranch homes, that means dealing with outdated electrical panels, uneven subfloors, and wall cavities that hide surprises.
Kitchen and Bath Scope
A Covina kitchen remodel typically runs $14,000 to $45,000. A bathroom remodel usually lands between $9,000 and $28,000. We put those numbers in writing with a line-item breakdown before you commit to anything. Selections like KraftMaid cabinets or Cambria countertops get priced as allowances with clear terms, so you know what’s included and what changes if you upgrade.
Allowances That Stay Honest
This is where remodelers burn homeowners. An allowance isn’t a fixed number unless the contract says it is. We set allowances in writing and hold them. When a homeowner near Covina Park chose a Silestone countertop instead of a stock laminate, the change was priced before the slab was cut, not after. No surprise change orders. That’s the standard.
Trusted Brands We Service in Covina
We build with specification-grade materials because they hold up in Covina’s heat and daily use. That means cabinet lines like KraftMaid and Wellborn, surface partners like Cambria and Silestone, and fixtures from Kohler, Moen, and Toto. For ADUs and additions, we’ve worked with modern prefab and panelized systems from companies like Abodu and Cover where they fit a Covina parcel’s setback and R-1 constraints. Having those partnerships means faster lead times and vetted quality, and our Covina customers aren’t waiting on backordered materials from a big-box shelf. We coordinate delivery to your project so the timeline stays honest.
See the difference
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After
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After
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AfterCommon General Contractor Problems We See in Covina Homes
- Unpermitted additions from decades ago. Covina’s older housing stock includes plenty of enclosed patios and converted garages done without permits. When you try to sell or refinance, those become a problem, and bringing them to code is a real scope item.
- Load-bearing walls hidden in 1950s ranch layouts. The wall between a Covina kitchen and living room is often holding up the roof. Removing it without an engineered beam and a permit is dangerous and expensive to fix. We confirm before we cut.
- Old electrical panels that can’t handle a modern kitchen. A 100-amp panel with no room for new circuits means your remodel just got an electrical upgrade. We price that in the scope, not as a surprise change order after demo.
- Drain lines that don’t meet current code. When a Covina bathroom moves across the room, the old cast-iron or clay drain may need replacement. LA County plan check catches this, and so do we, before walls go up.
Pricing for General Contractor in Covina, CA
Here’s what honest pricing looks like in Covina. These are the numbers we quote and the ranges we honor:
| Project Type | Covina Price Range |
|---|---|
| Kitchen Remodel | $14,000 – $45,000 |
| Small Kitchen Remodel | $9,000 – $20,000 |
| 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 you inside a range comes down to three things: the condition of the studs, wiring, and plumbing we find inside Covina’s older walls; the materials you select; and whether your parcel triggers hillside or R-1 compatibility review. We price all of that in writing before you sign. Your estimate is free. Call (803) 680-2547 and we’ll walk your project with you.
We Also Serve Cities Near Covina
Our crew regularly works in West Covina, Azusa, Baldwin Park, and Glendora, and we’re familiar with each city’s permit quirks and older housing stock. If you’re just outside Covina and looking for a General Contractor team that writes the price down and stands behind it, call us and we’ll tell you straight what applies to your jurisdiction.
Serving Covina, CA - Our Local Coverage Area
We’re based in the Covina 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 Covina
We write a scope of work and pull the relevant Covina permit and plan-check requirements before we ever give you a number. That means checking whether your project triggers LA County Fire Department plan check, hillside review, or R-1 neighborhood compatibility standards. The price you get reflects what the city will actually require, not what a contractor hopes will pass. Call (803) 680-2547 for a free estimate with that level of detail.
Almost always, yes. If you’re moving plumbing, altering electrical, removing or cutting into walls, or changing the building envelope, Covina requires permits and inspections. Even cabinet-only jobs can trigger an electrical rough-in review if you’re adding outlets or under-cabinet lighting. We don’t skip permits, because an unpermitted remodel becomes your problem at sale or refinance.
A bathroom remodel usually takes 3 to 5 weeks once we start. A kitchen runs 6 to 10 weeks. A room addition or ADU can take 4 to 8 months, and much of that is Covina’s plan-check queue and inspection scheduling, not construction time. We give you a written calendar with milestone dates, and we update it if the city’s review timeline shifts. Call us for a realistic schedule on your specific project.
The honest answer is: only things that were impossible to see before we opened the walls, and only with your written approval. Rotted framing behind a 1960s Covina bathroom, a cast-iron drain that’s failed, a panel that can’t take the new load. What should never change the price is material selection, because we set allowances in writing and price upgrades before you commit. That’s the difference between a written scope and a verbal estimate.
Yes. We walk the project with you before final inspection, write down every item, close each one out, and then stand with you through the city’s final sign-off. You get a written guarantee dated from completion. If anything isn’t right within 365 days, we fix it at no cost under our Done Right Promise. Call (803) 680-2547 to schedule your free estimate.
Written by Isaac Pruett, Owner at Mason Remodeling, serving Covina since 2004.










