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 Corona
Most Corona homeowners call us when a remodel stops being a Pinterest board and starts being a set of walls that need to come down. The honest answer about what a General Contractor does in Corona: we take the inspection surprises, the permit requirements, the material selections, and the scheduling load off your plate, and we do it under one contract. Rick Sondermann built Polaris Contractors around that single point of accountability, because the alternative is five separate bids, five separate schedules, and nobody responsible when the drain rough-in doesn’t line up. If you’re planning a kitchen, bath, addition, or whole-home update in Corona, call us at (855) 473-6535 and we’ll walk the property with you before you commit to anything.
Why Polaris Contractors Is Corona’s Preferred General Contractor Company
Corona homeowners tend to find us the same way: they get one quote that looks clean, then they talk to us and we start asking about the wiring. That’s not a sales tactic. The housing stock here splits hard between mid-century ranch homes downtown and 1980s-to-2000s stucco tract homes in the newer circles, and each of those ages hides different problems behind the drywall. We’ve pulled permits in the 92879 core enough times to know what a Corona building inspector will flag before the inspector arrives. Our customers tell us that’s the difference: the quote accounts for what the walls are actually hiding, not just the finish work.
Our Corona work is word-of-mouth driven. A homeowner near Dos Lagos talks to a neighbor near Eagle Glen, and the first question isn’t about price, it’s “did they actually show up and handle the permit?” We did. We do. And when that first rough-in sign-off hits an issue, our crew doesn’t disappear for three weeks while you chase us. You get a written change order with a number on it before another board is touched.
Styles & brands we work with







Licensed General Contractor in Corona
A Licensed General Contractor in Corona means we hold the state contractor’s license, we carry insurance and bonding, and we’re the party the building department holds responsible for the permit, the inspections, and the final sign-off. Rick Sondermann has structured Polaris so that every trade on your job, from the electricians to the window installers, works under our contract and our supervision. You don’t coordinate subs. You don’t call four companies when an inspection correction lands. You call us.
What does that actually look like on a Corona job? We pull the permit, we schedule the inspections, and we make sure the rough framing, electrical, plumbing, and waterproofing details pass before anything gets covered. When a homeowner in the 92879 corridor found out mid-project that their original 1960s electrical wasn’t going to pass, that correction wasn’t a “gotcha” moment. It was a line item we’d anticipated and written into the contract as an allowance. That’s the difference between a licensed general contractor who works in Corona every week and a crew that drives in from somewhere else.
Permit and Code Management
Corona’s planning and building department has its own way of doing things, and older homes near downtown trigger a specific set of requirements: electrical upgrades, water heater strapping, sometimes seismic retrofit requirements depending on scope. We manage that whole sequence, from the initial submittal to the final inspection, so you don’t stand at a counter downtown asking why a vanity swap has turned into a service panel replacement.
Written Change Orders Before Work
We don’t discover problems at the punch list. If we open a wall and find it, you see it in writing with a price before we proceed. That’s the policy on every Corona project, no exceptions. It protects you and it keeps the schedule honest.
Residential General Contractor in Corona
A Residential General Contractor in Corona is the difference between a remodel that’s managed like a project and one that’s managed like a series of frantic phone calls. We handle kitchen and bath remodels, whole-home updates, room additions, garage conversions, and the exterior work, roofing, windows, doors, fencing, hardscaping, that a full-scope remodel usually drags behind it. One contract. One team. One phone number when something needs an answer.
In Corona’s older housing stock, that full-scope role matters more than it does in newer cities. A kitchen remodel in a 1960s ranch home off Main Street doesn’t stop at the kitchen. It touches the original subfloor. It trips the electrical. Sometimes it exposes plumbing that predates current fixture flow rates. We handle all of it because all of it is our job, and because we’ve seen enough of these homes to bid them accurately the first time.
Whole-Home and Addition Work
Home additions in Corona typically run $45,000 to $130,000 depending on footprint, grade, and the condition of the existing structure. Garage conversions run $30,000 to $80,000. We’ll walk your lot, check the current setback and HOA requirements if your home sits in one of the newer planned communities, and give you a number that includes the corrections, not just the cosmetics.
Exterior and Drainage Scope
Corona’s climate makes the exterior envelope a construction concern, not an afterthought. Hundred-degree summers bake stucco and dry out framing. Santa Ana winds test every flashing detail. When the winter rains come, hillside lots off Green River Road and in Sierra Del Oro show drainage problems fast. We spec roofing from GAF, CertainTeed, and Owens Corning, and we do it as part of the same contract as your interior work, not a separate bid.
Trusted Brands We Service in Corona
We don’t install materials we wouldn’t put in our own homes, and we stock local parts for the brands Corona homeowners ask for by name. Windows and doors, the category that swings both curb appeal and energy cost, we work with Therma-Tru entry systems, ES Windows, ECO Window Systems, and Mr-Glass. When a Corona customer off Green River Road needs a door that holds up to afternoon heat and a window rated for that southeast exposure, we’ll walk you through the difference between a standard double-pane and a low-E product rated for this climate. Material selections are guided, not guesswork. That’s the Polaris way.
See the difference
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After
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AfterCommon General Contractor Problems We See in Corona Homes
- Undersized original wiring and plumbing in the 92879/92882 core. Mid-century ranch and early tract homes were built to code at the time, but that code doesn’t support a modern kitchen or bath. A remodel opens the wall, and the inspector requires the upgrade before rough-in sign-off.
- Failed waterproofing in stucco tract homes. The 1980s-to-2000s stucco tract houses in the 92881/92883 ZIPs used building paper and flashing details that dry rot after two decades of Corona sun. We find it behind the shower, under the window sills, and around deck ledger boards.
- Slope creep and drainage issues on hillside lots. A dry winter followed by heavy rain makes the soil move. Retaining walls crack, pool decks heave, and downspouts that looked fine in August fail in January. We correct the grade before we patch the crack.
- Permit-triggered upgrades nobody priced. The single biggest reason a Corona remodel quote goes up mid-job is that the original bid priced the visible surfaces only, and nobody budgeted for the code corrections a permit inspection requires once walls are open.
Pricing for General Contractor in Corona, CA
Here’s what Corona homeowners should expect to budget for the biggest projects. These ranges reflect the actual work we’ve priced and built across the 92877 to 92880 ZIP codes over the past several years:
| Project | Typical Corona Range |
|---|---|
| Kitchen Remodel | $14,000 – $45,000 |
| Bathroom Remodel | $9,000 – $28,000 |
| Home Addition | $45,000 – $130,000 |
| Garage Conversion | $30,000 – $80,000 |
What moves the number on a Corona job isn’t your countertop choice. It’s what’s behind the drywall. In the older 92879 and 92882 core, undersized wiring and failing plumbing are the two biggest cost drivers. In the newer tract and hillside homes, it’s waterproofing and drainage. We write allowances for these conditions into every contract, so a surprise finding becomes a change order with a number, not an argument at the end of the job. Call (855) 473-6535 to schedule a free estimate. We’ll walk the property, look at what’s actually there, and give you a number you can plan around.
We Also Serve Cities Near Corona
Polaris Contractors serves Corona and the surrounding communities: General Contractor in Corona neighbors including Home Gardens, El Cerrito Corona, Eastvale, and Norco. The same full-scope team, the same written change-order policy, and the same brand access apply across every ZIP we work.
Serving Corona, CA — Our Local Coverage Area
We’re based in the Corona 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 Corona
Because the original quote priced the visible surfaces only, and the building inspector requires code corrections to the existing wiring, plumbing, or framing before rough-in sign-off. In Corona’s 92879 and 92882 core, that usually means undersized original electrical and plumbing. In newer stucco tract homes, it’s failed waterproofing or dry-rotted framing. We write allowances for these conditions into every contract and issue a written change order with a price before we proceed, so the increase is a decision you make, not a surprise you discover. Call (855) 473-6535 and we’ll walk your property before you sign anything.
Yes, in almost every scope beyond cosmetic fixture swaps. Any work that opens walls, moves plumbing, alters electrical, or changes structural framing in Corona requires a permit from the city’s building department. We pull the permit, manage the inspection schedule, and hold responsibility for the sign-offs. A contractor who tells you to skip the permit is telling you to accept risk you shouldn’t carry. Call (855) 473-6535 for a free estimate on a permitted remodel.
A general contractor owns the entire project: permit, schedule, trade coordination, material procurement, inspections, and final sign-off. A specialist owns one trade. The difference shows up when a kitchen remodel touches electrical, plumbing, framing, drywall, flooring, and roofing all at once, which is the rule in Corona’s older homes, not the exception. Call (855) 473-6535 and we’ll show you what one accountable team actually looks like on your project.
We open the walls before we commit to the final scope, then we price the corrections as written change orders. The only honest way to bid a 1960s ranch home off Main Street in the 92879 ZIP is to plan for what the inspector is going to require, which is typically an electrical upgrade, possible framing repair, and plumbing correction. Our contracts include allowances for exactly these conditions, sized from years of working this same housing stock. Call (855) 473-6535 for a free estimate.
Drainage and slope movement. A dry winter followed by a heavy storm sends runoff down those hillside lots and causes soil expansion that cracks retaining walls and pool decks. We correct the grade and the drainage path before we repair the cosmetic damage, because patching the crack without fixing the water flow means paying for the same repair twice. Call (855) 473-6535 and we’ll inspect your drainage before the next storm season.
Written by Rick Sondermann, Owner at Polaris Contractors, serving Corona since day one of our expansion into the Inland Empire.