Contra Costa County companies starting with A

710 companies, from California license records. Check any of them on the state's license lookup before you hire.

ADVANCED PLUMBING & DRAIN MASTERBrentwood · Plumbing Contractor (C-36)
ADVANCED T I INCWalnut Creek · General Building Contractor (B) · Specialty Contractor
ADVANCED TRENCHLESS INCMartinez · General Engineering Contractor (A) · General Building Contractor (B) · Plumbing Contractor (C-36) · Specialty ContractorTrenchless sewer line replacement · Sewer lateral repair · Drain cleaning
ADVANCED VOICE & DATA INCConcord · Low Voltage Systems Contractor (C-7)Structured cabling · Audio and video systems · Conference room systems
ADVANCED WATER WELL DRILLING & PUMP SERVICESDanville · General Engineering Contractor (A) · General Building Contractor (B) · Specialty Contractor
ADVANTAGE POOLS BAY AREABrentwood · Concrete Contractor (C-8) · Landscaping Contractor (C-27) · Swimming Pool Contractor (C-53)Pool Construction · Pool Remodeling · Pool Deck Installation
ADVANTAGE POOLS BAY AREA INCBrentwood · Landscaping Contractor (C-27) · Swimming Pool Contractor (C-53)Pool Construction · Pool Remodeling · Pool Deck Installation
AE2J RUEDA CONSTRUCTIONLafayette · General Building Contractor (B)
AEI CONSULTANTSWalnut Creek · General Engineering Contractor (A) · Specialty Contractor
AEI ELECTRICOakley · Electrical Contractor (C-10)
AEP CONSTRUCTIONRodeo · General Building Contractor (B)
AF ROOFING & SIDING INCSan Pablo · Roofing Contractor (C-39) · Specialty Contractor
AF WOODWORKER INCRichmond · General Building Contractor (B)Has a website
AFFINITY CONSTRUCTIONWalnut Creek · General Building Contractor (B)
AFFINITY WATERSCAPESLafayette · Swimming Pool Contractor (C-53) · Specialty Contractor
AFFORDABLE ELECTRICBay Point · Electrical Contractor (C-10)
AFTER 3 LANDSCAPE INCPittsburg · Landscaping Contractor (C-27)
AFU SAMConcord · Concrete Contractor (C-8)
AG GENERAL CONSTRUCTIONRichmond · General Building Contractor (B)
AG LANDSCAPING & MAINTENANCE LLCPittsburg · Landscaping Contractor (C-27)
AG WELDINGPinole · Specialty Contractor
AGA PAINTINGSan Pablo · Painting Contractor (C-33)
AGAMA PAINTINGPleasant Hill · Painting Contractor (C-33)
AGC CONCRETEEl Cerrito · Concrete Contractor (C-8)
AGR GENERAL ENGINEERING CONTRACTORRichmond · General Engineering Contractor (A)
AGT BUILDERS INCConcord · General Building Contractor (B)
AGUAYO ELECTRICAL SERVICESConcord · Electrical Contractor (C-10)
AGUILA'S PAVERSSan Pablo · Specialty Contractor
AGUILAR CONSTRUCTIONBay Point · General Building Contractor (B)
AGUILAR CONSTRUCTIONAntioch · General Building Contractor (B)
AGUILAR FLOOR COVERINGRodeo · Flooring Contractor (C-15)
AGUILAR LORENSANA DUGLAS RODILSan Pablo · Electrical Contractor (C-10)
AGUILAR POOL SERVICEOakley · Specialty ContractorPool Service & Maintenance · Pool Start Up Services · New Pool Equipment
AGUILERA PROPERTIESPinole · General Building Contractor (B)
AGURTO CORPORATIONAntioch · Specialty Contractor
AHS LANDSCAPING INCClayton · Landscaping Contractor (C-27)
AHUMADA GENERAL CONSTRUCTIONEl Sobrante · General Building Contractor (B)
AIELLO PAINTINGBrentwood · Painting Contractor (C-33)
AIKEN UNDERGROUNDAlamo · General Engineering Contractor (A)
AIR - CON MECHANICAL SERVICES INCWalnut Creek · Electrical Contractor (C-10) · HVAC Contractor (C-20) · Plumbing Contractor (C-36)
AIR BROTHERS MECHANICAL INCDiscovery Bay · HVAC Contractor (C-20)
AIR CONDTIONING SYSTEMSConcord · Electrical Contractor (C-10) · HVAC Contractor (C-20)Installation, Repair & Maintenance · HVAC Repair · System Sales
AIR CONTROLLafayette · HVAC Contractor (C-20)
AIR DESIGN HEATING & COOLINGDanville · HVAC Contractor (C-20) · Sheet Metal Contractor (C-43)Air Conditioning Repair · Heating Repair · Installation
AIR EXPERTSBrentwood · HVAC Contractor (C-20)
AIR MASTERS HEATING AND AIR CONDITIONING INCDiscovery Bay · HVAC Contractor (C-20)Air Conditioning Repair · Air Conditioning Maintenance · Heating Repair
AIR MECHANICS INCBrentwood · HVAC Contractor (C-20)
AIR MEN HEATING AND AIR CONDITIONINGWalnut Creek · HVAC Contractor (C-20)
AIR PERFORMANCE HEATING & COOLING LLCSan Ramon · HVAC Contractor (C-20)Air Conditioning · Furnaces · Heat Pumps
AIR PRO HVACConcord · HVAC Contractor (C-20)
AIR SCIENCE TECHNOLOGIES INCRodeo · Specialty Contractor
AIR SYNERGY INCPittsburg · HVAC Contractor (C-20) · Plumbing Contractor (C-36) · Sheet Metal Contractor (C-43)
AIR TIME MECHANICAL INCConcord · HVAC Contractor (C-20) · Sheet Metal Contractor (C-43)
AIRBEEWalnut Creek · HVAC Contractor (C-20)
AIRFLOW SPECIALISTSBrentwood · HVAC Contractor (C-20)
AIRGONOMICS HEATING & COOLING LLCAntioch · HVAC Contractor (C-20)Commercial HVAC · Residential Heating & Cooling · Airflow & System Evaluations
AIRTIGHT CONSTRUCTION INCConcord · General Engineering Contractor (A) · General Building Contractor (B) · Roofing Contractor (C-39)
AJ CONSTRUCTIONSan Pablo · General Building Contractor (B)
AJ FLOOR COVERINGPittsburg · Flooring Contractor (C-15)
AJ GENESIS PAINTINGConcord · Painting Contractor (C-33)
AJ'S LANDSCAPINGKnightsen · Landscaping Contractor (C-27) · Swimming Pool Contractor (C-53)Custom Pool Design · Custom Landscape Design · Pool Construction
AJP GENERAL CONSTRUCTIONSan Pablo · General Building Contractor (B) · Electrical Contractor (C-10)
AK ELECTRICEl Sobrante · Electrical Contractor (C-10)
AKA PARTNER LLCWalnut Creek · Landscaping Contractor (C-27) · Specialty Contractor
AKD HOMES INCBrentwood · General Building Contractor (B)
AKM CONSTRUCTIONSan Pablo · General Building Contractor (B)
AL'S ELECTRICPittsburg · Electrical Contractor (C-10)
AL'S PLUMBING WORKSAntioch · Plumbing Contractor (C-36)
ALAMO LANDSCAPE LLCDanville · Landscaping Contractor (C-27)
ALAN SIDING & WINDOWSMartinez · General Building Contractor (B)
ALAN TAMAEVLafayette · Tile Contractor (C-54)
ALAN'S PAINTINGPittsburg · Painting Contractor (C-33)
ALANIA CONSTRUCTIONWalnut Creek · General Building Contractor (B)
ALANSI'S PLUMBING INCRichmond · Plumbing Contractor (C-36)
ALARDIMA ROOFING INCAntioch · Roofing Contractor (C-39)
ALARM C C T V EDGEConcord · Low Voltage Systems Contractor (C-7)
ALATORRE CONSTRUCTIONConcord · General Building Contractor (B)
ALBERT'S TREE SERVICEConcord · Specialty Contractor
ALBERTO'S PAINTING & REMODELINGRichmond · General Building Contractor (B) · Painting Contractor (C-33)
ALBRIGHT PAINTINGRodeo · Painting Contractor (C-33)
ALBRIGHT PLUMBINGClayton · Plumbing Contractor (C-36)
ALBRO ELECTRICEl Cerrito · Electrical Contractor (C-10)
ALC CONSTRUCTIONPittsburg · General Building Contractor (B)
ALCALA RESIDENTIAL REMODELINGAntioch · General Building Contractor (B)
ALCAZAR PLUMBING COMPANY THERichmond · Plumbing Contractor (C-36)
ALCO CARPENTRY COConcord · General Building Contractor (B) · Cabinet, Millwork & Finish Carpentry (C-6)
ALCO SHEET METAL & HEATING INCAlamo · HVAC Contractor (C-20) · Sheet Metal Contractor (C-43)
ALCON CONCRETE INCPittsburg · Concrete Contractor (C-8)
ALCON INCSan Ramon · General Building Contractor (B)
ALCOR ENTERPRISESConcord · General Building Contractor (B) · Solar Contractor (C-46)Solar Pool Heating Installation · Solar Pool Heating Service
ALCOSTA SHOWER DOOR INCSan Ramon · Specialty Contractor
ALDENS R USPleasant Hill · General Building Contractor (B)
ALDER POOL & LANDSCAPE COWalnut Creek · Landscaping Contractor (C-27) · Swimming Pool Contractor (C-53)Landscape Design & Construction · Pool Design & Construction · Patios
ALDO PAINTINGEl Sobrante · Painting Contractor (C-33)
ALEGRIA REMODEL & CONSTRUCTION INCORPORATEDWalnut Creek · General Building Contractor (B)
ALEJANDRO ROMERO GENERAL CONTRACTING SERVICESRodeo · General Building Contractor (B)
ALEX BUILDERPleasant Hill · General Building Contractor (B)
ALEX CARPET SERVICE INCOakley · Flooring Contractor (C-15)
ALEX CONCRETERichmond · Concrete Contractor (C-8)
ALEXANDER SETHPinole · General Building Contractor (B)
ALFA ELECTRIC INCConcord · Electrical Contractor (C-10)Electrical Troubleshooting · Electrical Rewire · Main Panel Installation
ALFA HEATING AND COOLINGAntioch · HVAC Contractor (C-20)
ALFARO'S CONSTRUCTION SERVICESEl Sobrante · General Building Contractor (B)
ALHAMBRA VALLEY MILLWORKS INCMartinez · Cabinet, Millwork & Finish Carpentry (C-6)
ALISTO INCWalnut Creek · General Engineering Contractor (A) · Electrical Contractor (C-10) · Specialty ContractorEngineering Services · Environmental Services · Technical & Field Specialty Services
ALIVE DESIGN & CONSTRUCTION INCMoraga · General Building Contractor (B)
ALIZONE CONSTRUCTIONPinole · General Building Contractor (B)
ALL - PRO GLASS INCBrentwood · Glazing Contractor (C-17)Tub & Shower Enclosures · Decorative Cabinet Glass · Tabletops
ALL ABOUT CABINETSMartinez · Cabinet, Millwork & Finish Carpentry (C-6)
ALL ABOUT CONSTRUCTIONConcord · General Building Contractor (B)
ALL ABOUT MAINTENANCEConcord · General Building Contractor (B)
ALL ABOUT REMODELSMartinez · General Building Contractor (B)
ALL ABOUT SERVICE CONSTRUCTIONAntioch · General Building Contractor (B)
ALL ACCESS LANDSCAPERichmond · Concrete Contractor (C-8) · Landscaping Contractor (C-27)
ALL AIR HEATING AND COOLINGAntioch · HVAC Contractor (C-20)
ALL AMERICAN DOORSDiscovery Bay · Specialty Contractor
ALL AMERICAN FENCE CORPORATIONDanville · Fencing Contractor (C-13) · Specialty ContractorCommercial Fencing · New Construction & Builder Fencing · Multi-Family & Community Fencing
ALL AMERICAN GLASS & SHOWER INCDanville · Glazing Contractor (C-17)
ALL AMERICAN HAULING & DEMOLITIONConcord · Demolition Contractor (C-21)
ALL AMERICAN PAINTSConcord · Painting Contractor (C-33)
ALL AMERICAN ROOFING AND GUTTERSOakley · Roofing Contractor (C-39) · Specialty Contractor
ALL AROUND SEAMLESS GUTTER COClayton · Sheet Metal Contractor (C-43)
ALL AROUND THE GARDEN LLCConcord · Landscaping Contractor (C-27)Pavers · Artificial Turf Installation
ALL BAY AREA PLUMBING INCPinole · Plumbing Contractor (C-36)Residential Plumbing · New Construction Plumbing · Water Heater Installation and Repair
ALL BAY CONSTRUCTION SOLUTIONS INCPittsburg · General Building Contractor (B)
ALL BAY HEATING AIR CONDITIONING & CONSTRUCTION INCWalnut Creek · General Building Contractor (B) · HVAC Contractor (C-20) · Plumbing Contractor (C-36)
ALL BAY ROOTING AND PLUMBING SERVICESLafayette · Plumbing Contractor (C-36) · Specialty Contractor
ALL CITY DOOR AND LOCKPleasant Hill · Specialty Contractor
ALL CLEAR POOLS & SPA MAINTENANCEConcord · Swimming Pool Contractor (C-53) · Specialty Contractor
ALL CONTRACT INCMartinez · General Building Contractor (B)
ALL COTE PAINTINGWalnut Creek · Painting Contractor (C-33)
ALL DRY AND TIDYConcord · Specialty ContractorWater Removal · Mold Removal · Sewage Removal
ALL FOOD SERVICE INSTALLATIONSOrinda · General Building Contractor (B)
ALL GLASS RESIDENTIAL & COMMERCIAL INCConcord · Glazing Contractor (C-17)Automotive Glass · Commercial Glass · Residential Glass
ALL GREEN SYSTEMS GOLafayette · General Building Contractor (B) · Specialty Contractor · Plumbing Contractor (C-36)
ALL GROUND ELECTRIC & CONCRETE INCBay Point · Concrete Contractor (C-8) · Electrical Contractor (C-10)New Construction · Remodeling and Additions · Upgrades and Updates
ALL HEART CONSTRUCTION INCMartinez · General Building Contractor (B)
ALL INTERIOR TRIM WORKSDiscovery Bay · Cabinet, Millwork & Finish Carpentry (C-6)
ALL PAINTING SOLUTIONS INCOakley · Painting Contractor (C-33)
ALL PHASE ELECTRICWalnut Creek · Electrical Contractor (C-10)
ALL PREMIER CONSTRUCTION LLCSan Pablo · General Building Contractor (B)
ALL PRO COMMUNICATIONSKnightsen · General Engineering Contractor (A) · Low Voltage Systems Contractor (C-7) · Electrical Contractor (C-10)
ALL PRO DECKWalnut Creek · Painting Contractor (C-33)
ALL PRO PAINTING SERVICES INCPinole · Painting Contractor (C-33)
ALL PURE POOL SERVICE LLCPittsburg · Specialty ContractorChemical service · Full service pool maintenance · Pool repairs
ALL RAINGUTTER SYSTEMS INCBrentwood · Roofing Contractor (C-39) · Specialty Contractor
ALL ROADS OVERHEAD GARAGE DOORSRichmond · Specialty ContractorCustom installation and solutions · Track, opener and security sensor repair · Garage door installations
ALL SAINTS CONSTRUCTIONBay Point · General Building Contractor (B)
ALL SEASON'S INSULATIONPleasant Hill · Insulation & Acoustical Contractor (C-2)
ALL SEASONS TREE CARE INCRichmond · Specialty Contractor
ALL STAR GENERAL CONTRACTORPinole · General Building Contractor (B)
ALL STAR HVACAntioch · HVAC Contractor (C-20)
ALL STAR MOLD TESTING & WATER DAMAGE INCWalnut Creek · General Building Contractor (B)
ALL TERRAIN INCRichmond · General Engineering Contractor (A) · General Building Contractor (B)
ALL THINGS GOODRichmond · General Building Contractor (B) · HVAC Contractor (C-20)Energy audits · Insulation · Air sealing
ALL THINGS INTERIOR INCMartinez · General Building Contractor (B)Staircase installation · Stair parts · Custom cabinets
ALL TRADES CO-OPBrentwood · General Engineering Contractor (A) · General Building Contractor (B) · Painting Contractor (C-33)
ALL TRADES CONSTRUCTION SERVICES INCBrentwood · General Engineering Contractor (A) · General Building Contractor (B) · Painting Contractor (C-33)Marine pile driving · Dock construction and repair · Deck construction and repair
ALL VOLTS SUPPORT INCConcord · Electrical Contractor (C-10)
ALL WALL COMPANYWalnut Creek · General Building Contractor (B)
ALL WATER HEATERS & PLUMBING LLCConcord · Plumbing Contractor (C-36) · Specialty Contractor
ALL WEST COMPANYPacheco · Electrical Contractor (C-10)
ALL-AMERICAN ELECTRIC-CONTRByron · Electrical Contractor (C-10)
ALL-BAY REFRIGERATIONEl Sobrante · HVAC Contractor (C-20)
ALL-CAL ELECTRICAntioch · Electrical Contractor (C-10)
ALL-PRO ROOFING COMPANYLafayette · General Building Contractor (B) · Roofing Contractor (C-39)
ALLCOM ELECTRONIC SYSTEMS COMPANY INCDiscovery Bay · Low Voltage Systems Contractor (C-7)
ALLEN CO CONSTRUCTIONLafayette · General Building Contractor (B)
ALLEN CONSTRUCTIONOrinda · General Engineering Contractor (A) · General Building Contractor (B)
ALLEY ELECTRICLafayette · Electrical Contractor (C-10)
ALLIANCE BATH REGLAZINGBrentwood · Specialty ContractorBathtub reglazing · Countertop reglazing · Vanity reglazing
ALLIANCE PLASTERING SERVICESAntioch · Lathing & Plastering Contractor (C-35)
ALLIANCE PLASTERING SERVICES INCAntioch · Lathing & Plastering Contractor (C-35)
ALLIATZA FLOORING INCRichmond · Flooring Contractor (C-15)
ALLIED DEMOLITION SERVICES INCWalnut Creek · Demolition Contractor (C-21)
ALLIED PROPANE SERVICE INCRichmond · Plumbing Contractor (C-36)Propane delivery · Bulk delivery · Cylinder exchange
ALLIED PROPANE TRANSPORTATION INCRichmond · Plumbing Contractor (C-36)Propane Delivery · Propane Tanks & Monitors · Cylinder Exchange
ALLITECH SERVICESOakley · Electrical Contractor (C-10)
ALLSTAR ELECTRIC CONSTRUCTION SERVICES INCConcord · Electrical Contractor (C-10)
ALLSTAR FLOOR COVERINGBethel Island · Flooring Contractor (C-15)
ALLTEK RESTORATION INCPittsburg · General Building Contractor (B)Restoration · Repair
ALLWAYS PAINTINGPittsburg · Painting Contractor (C-33)
ALLY ELECTRICRichmond · Electrical Contractor (C-10) · Solar Contractor (C-46)Prepaid PPA Solar · Commercial Solar · Back Up Power
ALMADEN POOL SERVICESSan Ramon · Specialty Contractor
ALMIGHTY PLUMBINGAntioch · General Building Contractor (B) · Plumbing Contractor (C-36)Drain Cleaning · Sewer Lines · Water Heaters
ALOHA CONCRETE AND DESIGNConcord · General Building Contractor (B) · Concrete Contractor (C-8)
ALOHA POOL SERVICEBrentwood · Specialty ContractorWeekly & Monthly Pool Service · Pool Equipment Repair · Crack Repair
ALONSO PAINTINGRichmond · Painting Contractor (C-33)
ALP CONSTRUCTION & PAINTING INCPleasant Hill · General Building Contractor (B) · Painting Contractor (C-33)Interior Renovations · Exterior Renovations · Painting Services
ALPHA & BETA ELECTRIC LLCPittsburg · Electrical Contractor (C-10)
ALPHA CONCRETE PUMPINGBrentwood · Specialty Contractor
ALPHA CONSTRUCTIONOakley · General Building Contractor (B)
ALPHA CONSTRUCTION COMPANYEl Cerrito · General Building Contractor (B) · Electrical Contractor (C-10) · Fire Protection Contractor (C-16) · Plumbing Contractor (C-36)
ALPHA DESIGN AND BUILD INCDanville · General Building Contractor (B)Landscaping · Hardscaping · ADUs
ALPHA ELECTRICConcord · Electrical Contractor (C-10)
ALPHA X PRO REMODELINGMartinez · General Building Contractor (B)
ALPHA-OMEGA QUALITY PAINTING & DECORATING INCBrentwood · Painting Contractor (C-33)Wall Covering Applications · Deco Guard Wall Protection Systems · Dry Erase Wall Talker Systems
ALPINE BUILDING AND REMODELRodeo · General Building Contractor (B)
ALPINE DIABLO CONSTRUCTIONMartinez · General Building Contractor (B)
ALPINE HEATING AND AIRPittsburg · HVAC Contractor (C-20)

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