Fullerton, CA

Find the Best Contractors in Fullerton

Discover top-rated home service professionals in Fullerton, California. Browse 200 verified contractors for roofing, HVAC, plumbing, and more.

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Fullerton, CA

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Top Contractors in Fullerton, CA

Showing 1-20 of 200 contractors

Electric Vehicle Charging Station

Electric Vehicle Charging Station

120 E Santa Fe Ave, Fullerton, CA 92832

5(2 reviews)
Electrical
Hours
Mundy Electric

Mundy Electric

720 E Walnut Ave, Fullerton, CA 92831

5(3 reviews)
Electrical
Hours
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Sulzer Plumbing

Sulzer Plumbing

1325 Frances Ave, Fullerton, CA 92831

5(4 reviews)

"They were the most knowledgeable and professional."

Plumbing
Hours
Mainstay Electric

Mainstay Electric

770 S Harbor Blvd unit 1418, Fullerton, CA 92832

5(6 reviews)
Electrical
Hours
K O PLUMBING

K O PLUMBING

Fullerton, CA

5(9 reviews)

"They will listen to you without making you feel like an idiot :)"

Plumbing
Hours
SuengLEE electric Inc

SuengLEE electric Inc

1648 VΓ­a Mirada APT A, Fullerton, CA 92833

5(6 reviews)

"They handled their job clean and professionally."

Electrical
Hours
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Comstock Plumbing

Comstock Plumbing

547 W Commonwealth Ave, Fullerton, CA 92832

5(6 reviews)
Plumbing
Hours
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Alegre Plumbing

Alegre Plumbing

114 W Elm Ave, Fullerton, CA 92832

5(3 reviews)

"The work is very reliable and precise."

Plumbing
Hours
Lezco Plumbing

Lezco Plumbing

Fullerton, CA

5(2 reviews)

"Very efficient."

Plumbing
Hours
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ALTA Plumbing LLC

ALTA Plumbing LLC

2783 Pine Creek Cir, Fullerton, CA 92835

5(32 reviews)

"He was always on time and very knowledgeable and professional."

Plumbing
Hours
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James Thompson Electric

James Thompson Electric

594 S State College Blvd, Fullerton, CA 92831

5(54 reviews)
Electrical
Hours
Blue Star Plumbing & Drain inc

Blue Star Plumbing & Drain inc

4219 W Oak Ave, Fullerton, CA 92833

5(1 reviews)

"Did great job and available whenever I had any plumbing issues."

Plumbing
Hours
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SoCal Plumbing & Rooter Inc.

SoCal Plumbing & Rooter Inc.

730 San Ramon Dr, Fullerton, CA 92835

5(1 reviews)

"Jacob arrived on short noticed and did a great job!"

Plumbing
Hours
Bertons Air Conditioning and Heating

Bertons Air Conditioning and Heating

Fullerton, CA

5(1 reviews)

"Best HVAC technician in the OC!!!!!"

HVAC
Hours
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55 Property Services Inc

55 Property Services Inc

637 W Valencia Dr # D, Fullerton, CA 92832

5(4 reviews)

"They arrived on time and took their time while working."

RoofingPaintingGeneral ContractingDrywall+2 more
Hours
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Ace Air Conditioning And Heater, Inc

Ace Air Conditioning And Heater, Inc

2082 Arnold Way, Fullerton, CA 92833

5(14 reviews)
HVAC
Hours
All Fullerton Plumber & Drain

All Fullerton Plumber & Drain

255 W Orangethorpe Ave #120, Fullerton, CA 92832

5(14 reviews)

"I’m impressed with how fast and professional they were!"

Plumbing
Hours
Premier Fullerton Plumbing

Premier Fullerton Plumbing

2516 E Chapman Ave, Fullerton, CA 92831

5(22 reviews)
Plumbing
Hours
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Nickerson Brothers Plumbing Co

Nickerson Brothers Plumbing Co

641 Poplar St, Fullerton, CA 92835

5(2 reviews)
Plumbing
Hours
Sanchez Plumbing Services

Sanchez Plumbing Services

Fullerton, CA 92833

5(2 reviews)
Plumbing
Hours
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Top Rated Contractors 2026

Fullerton, CA

Every contractor shown for Fullerton, California is listed with the rating and review count from its public Google Business Profile, so you can compare local professionals on the same basis. Businesses marked as claimed have confirmed their own details, which is not the same as a licence or insurance check. Confirm licensing and insurance directly, then request at least three written estimates before you hire in Fullerton.

Frequently Asked Questions

Common questions about finding contractors in Fullerton

Prices in Fullerton depend on the trade, the size and complexity of the job, and the materials you choose. Small repairs often start in the low hundreds of dollars, while full replacements such as a roof, HVAC system, or kitchen can run from several thousand dollars upward. Request at least three written estimates for the same scope so you can compare local pricing fairly.

Start with the listings on this page, then confirm the licence directly with the licensing board that covers California. Requirements vary by trade: some states license general contractors, while others license only electrical, plumbing, and HVAC work. Ask for the licence number and verify it yourself before signing anything.

Most listings in Fullerton are aggregated from public business data, including the Google Business Profile rating and review count shown on each page, and are not individually inspected by us. A listing marked as claimed simply means the owner has confirmed control of the business record; it is not a licence or insurance check. Always verify licensing, insurance, and references before you hire.

Costs in California depend heavily on the trade and the project. Labour rates vary by region, licensed trades such as electrical and plumbing usually cost more per hour than general labour, and emergency or after-hours work carries a premium. Statewide averages are only a starting point; get itemized quotes from local contractors for your exact scope.

Permit rules are set by the local authority that covers Fullerton. Structural work, additions, and most electrical, plumbing, HVAC, and roofing replacements require a permit, while some cosmetic work does not. Ask who is pulling the permit and confirm it is issued in the correct name before work starts, because unpermitted work can complicate resale and insurance.

A deposit of roughly 10-30% of the contract price to cover materials is common in Fullerton, with the balance tied to milestones in a written contract. Be cautious of anyone demanding full payment up front, large cash-only payments, or payment before the work is scheduled. A written payment schedule protects both sides.

Compare quotes on the same written scope of work, not on the bottom line alone. Check that each quote lists materials and brands, labour, permits, cleanup, and exclusions, and ask how change orders are priced. A bid that is far below the others usually means something has been left out.

A contractor contract in California should state the full scope, materials, total price and payment schedule, estimated start and completion dates, the licence number, how changes will be approved and priced, the warranty, and who handles permits and cleanup. Read it before signing and keep a copy.

Timelines in Fullerton vary widely by trade and scope, from a same-day repair to several months for a major remodel. Weather, permit queues, and material lead times all affect the schedule. Ask each contractor for a written timeline and confirm how they handle weather or inspection delays.

Read the Google review excerpts shown on each listing for patterns rather than judging only by the star average. Also check the state or provincial licensing board for complaints, ask the contractor for recent local references, and confirm they carry insurance. A single bad review matters less than a consistent theme.

Pricing in Fullerton reflects local labour rates, cost of living, demand, and how far crews have to travel. Dense metro areas and high-cost regions usually run above the state average, while smaller markets can be below it. The only accurate comparison is like-for-like quotes from contractors who work in Fullerton.

Document everything in writing first, including photos, dates, and the contract. Ask the contractor to fix the issue under the warranty, and if they refuse, file a complaint with the California licensing board or consumer-protection office. You can also contact us so we can review the listing associated with that business.