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Marelich Mechanical CO INC

Martinez, CA 94544(510) 785-5500
RoofingPaintingFlooringMasonry and concreteDrywall and plasterCarpentryHVACWater heaters and boilersLow voltage and security systemsElectricalLightingSolarPaving and parking lotsRefrigerationPlumbingLicensed since 1998
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On the public register

One record filed with the issuing authority

  • California Contractors State License Board

    active

    Kind
    license
    Classifications
    A General Engineering, B General Building, C-4 Boiler, Hot Water Heating and Steam Fitting, C-7 Low Voltage Systems, C-10 Electrical, C-12 Earthwork and Paving, C-20 Warm-Air Heating, Ventilating and Air-Conditioning, C-34 Pipeline, C-36 Plumbing, C-38 Refrigeration, C-42 Sanitation System, C-60 Welding
    Reference
    752638
    Issued
    Aug 4, 1998, licensed since 1998
    Expires
    Aug 31, 2026

Classifications held

12 classifications on the register

  • A General Engineering
  • B General Building
  • C-4 Boiler, Hot Water Heating and Steam Fitting
  • C-7 Low Voltage Systems
  • C-10 Electrical
  • C-12 Earthwork and Paving
  • C-20 Warm-Air Heating, Ventilating and Air-Conditioning
  • C-34 Pipeline
  • C-36 Plumbing
  • C-38 Refrigeration
  • C-42 Sanitation System
  • C-60 Welding

A classification is what the state authorized this business to do. It is not a statement that they do all of it, or that they are taking work today.

Trades

Licensed for 15 trades

Roofing

Flat and pitched roofs, membranes, flashing and leak tracing.

Painting

Interior and exterior coatings, line striping and surface prep.

Flooring

Tile, vinyl, sealed concrete and slip-resistant kitchen floors.

Masonry and concrete

Slabs, curbs, walkways, footings and block work.

Drywall and plaster

Board, tape, texture and fire-rated assemblies.

Carpentry

Framing, millwork, counters, shelving and door hanging.

Water heaters and boilers

Commercial tanks, tankless units, boilers and hot water recirculation.

Low voltage and security systems

Cameras, recorders, alarms, access control and structured cabling.

Electrical

Panels, circuits, motor loads, standby generators and service upgrades.

Lighting

Interior fittings, exterior wall packs, lot poles and LED retrofits.

Solar

Photovoltaic arrays, inverters, storage and roof penetrations.

Paving and parking lots

Asphalt repair, seal coating, striping and drainage.

Refrigeration

Walk-ins, reach-ins, freezers, display cases and the sealed systems behind them.

Plumbing

Supply, waste, drains, fixtures, grease interception and backflow.

Trades are mapped from the license classification on the register, not from anything the business has told us. The work listed under each one is what that classification covers, not a list of jobs they have done.

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