San Lorenzo, CA

Find the Best Contractors in San Lorenzo

Discover top-rated home service professionals in San Lorenzo, California. Browse 52 verified contractors for roofing, HVAC, plumbing, and more.

52

Contractors

4.8

Avg. Rating

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San Lorenzo, CA

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Top Contractors in San Lorenzo, CA

Showing 1-20 of 52 contractors

Concrete Wall Sawing Co

Concrete Wall Sawing Co

2501 Grant Ave, San Lorenzo, CA 94580

5(2 reviews)
ConcreteDemolition
Hours
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Nai's Concrete and Landscaping

Nai's Concrete and Landscaping

16134 Vía Walter, San Lorenzo, CA 94580

5(1 reviews)

"Nice and peace area."

LandscapingConcrete
Hours
Charis Tree

Charis Tree

16161 Via Andeta, San Lorenzo, CA 94580

5(15 reviews)

"Really made the whole process painless watching their skills at work."

LandscapingTree Services
Hours
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Michael Gardner Plumbing

Michael Gardner Plumbing

16038 Vía Nueva, San Lorenzo, CA 94580

5(94 reviews)

"Michael installed a new sewer clean out and replaced crawlspace drain pipes."

PlumbingGeneral Contracting
Hours
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Echo Landscape

Echo Landscape

2401 Grant Ave, San Lorenzo, CA 94580

5(1 reviews)
LandscapingGeneral Contracting
Hours
Mercado's Painting

Mercado's Painting

San Lorenzo, CA

5(1 reviews)

"Very professional, attentive, and extreme care in quality of work."

SidingPainting
Hours
Build Blvd

Build Blvd

San Lorenzo, CA

5(7 reviews)

"Abel provides outstanding results and service!"

Kitchen RemodelBathroom RemodelPaintingDrywall+1 more
Hours
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Fanfa Inc

Fanfa Inc

2401 Grant Ave, San Lorenzo, CA 94580

5(2 reviews)

"Total Cost was estimated $80-millIion with change orders."

ConcreteGeneral ContractingHome Builder
Hours
Cortez Construction & Bobcat

Cortez Construction & Bobcat

San Leandro, CA 94578

5(1 reviews)
ConcreteGeneral Contracting
Hours
The Bungalows

The Bungalows

1233 Bockman Rd, San Lorenzo, CA 94580

5(1 reviews)
General ContractingHome Builder
Hours
Faris Flooring

Faris Flooring

15927 St Johns Dr, San Lorenzo, CA 94580

5(1 reviews)
FlooringTile Installer
Hours
JM Janitorial Services

JM Janitorial Services

481 Crespi Pl, San Lorenzo, CA 94580

5(2 reviews)
Flooring
Hours
Valiant Construction

Valiant Construction

15600 Washington Ave # F, San Lorenzo, CA 94580

5(2 reviews)

"They were on time, extremely professional, and did a great job."

RoofingElectricalDecks & PatiosDrywall+2 more
Hours
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Symons Landscaping

Symons Landscaping

16857 Bar Ave, San Lorenzo, CA 94580

5(1 reviews)

"The pricing was fair, and the customer service was top-notch."

LandscapingConcreteMasonry
Hours
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Pro-roofing Contractor LLC

Pro-roofing Contractor LLC

Times Ave, San Lorenzo, CA 94580

5(1 reviews)

"They are very professional."

Roofing
Hours
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C M Tile

C M Tile

16123 Via Segundo, San Lorenzo, CA 94580

5(4 reviews)

"Not only does it look beautiful but its quality is evident in every aspect."

Tile Installer
Hours
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Oliver Heating and Air

Oliver Heating and Air

17761 Via Valencia, San Lorenzo, CA 94580

5(4 reviews)

"Vinnie and Dee saved us tons of money."

HVAC
Hours
Frontline General Engineering Construction

Frontline General Engineering Construction

16440 Ashland Ave, San Lorenzo, CA 94580

5(1 reviews)
ConcreteGeneral ContractingHome Builder
Hours
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Phils Painting

Phils Painting

17152 Via Media, San Lorenzo, CA 94580

5(1 reviews)

"We had a fantastic experience with Phil’s painting!"

Painting
Hours
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Galicia’s Electric

Galicia’s Electric

573 Rutgers St, San Lorenzo, CA 94580

5(1 reviews)
Electrical
Hours
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Top Rated Contractors 2026

San Lorenzo, CA

Every contractor shown for San Lorenzo, 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 San Lorenzo.

Frequently Asked Questions

Common questions about finding contractors in San Lorenzo

Prices in San Lorenzo 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 San Lorenzo 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 San Lorenzo. 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 San Lorenzo, 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 San Lorenzo 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 San Lorenzo 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 San Lorenzo.

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.