Alameda County companies starting with a number

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

#1 ACOUSTICSHayward · Insulation & Acoustical Contractor (C-2)
1 N 7 GENERAL CONSTRUCTIONOakland · General Building Contractor (B)
1-888-HEAT-PUMPSBerkeley · General Building Contractor (B) · HVAC Contractor (C-20)Heat pump heating · Heat pump cooling · Heat pump hot water
1P ELECTRICHayward · Electrical Contractor (C-10)
1ST CLASS ELECTRICSan Leandro · Electrical Contractor (C-10)
2 HHayward · General Building Contractor (B)
2Y CONSTRUCTION INCCastro Valley · General Building Contractor (B)
3 D CONSTRUCTION INCDublin · General Building Contractor (B)
3 STAR HARDWOOD FLOOROakland · Flooring Contractor (C-15)
3D REMODELING & CONSTRUCTIONSan Leandro · General Building Contractor (B)
3D REMODELING INCLivermore · General Building Contractor (B) · Cabinet, Millwork & Finish Carpentry (C-6) · Tile Contractor (C-54)Kitchen remodeling · Bathroom remodeling · Additional dwelling units
3D SIGNS LLCSan Leandro · Specialty Contractor
3RDGEN HEATING AND COOLINGBerkeley · HVAC Contractor (C-20) · Plumbing Contractor (C-36)
4 BAY PAINTINGPleasanton · Painting Contractor (C-33)
4 CRAFTSMEN CONSTRUCTION INCLivermore · General Building Contractor (B)
4 REAL CONSTRUCTION INCHayward · General Building Contractor (B)
4 SEASON LAND CARENewark · Landscaping Contractor (C-27)
4 W R CONTRACTINGPiedmont · General Building Contractor (B)
4-SEASONS HEATING & AIR CONDITIONINGCastro Valley · HVAC Contractor (C-20)Heating repair & maintenance · Air conditioning · 24/7 emergency service
4C CONSTRUCTION SYSTEMS LLCHayward · General Building Contractor (B)
4SIGMA HOME DEVELOPMENTLivermore · General Building Contractor (B)
5-YEAR PLAN LLCOakland · General Building Contractor (B)
7X CONSTRUCTIONOakland · General Building Contractor (B)
9 ISLANDS CONSTRUCTION INCSan Leandro · General Building Contractor (B)
10SQUARE CONSTRUCTION INCBerkeley · General Building Contractor (B)
20/20 BUILDERSEmeryville · General Building Contractor (B)Victorian restoration · ADU
29 CRAFTSMEN PAINTINGDublin · Painting Contractor (C-33)
123 GARAGE DOORCastro Valley · General Building Contractor (B) · Specialty Contractor
153 CORNERSTONE CONSTRUCTION INCFremont · General Building Contractor (B) · Electrical Contractor (C-10)
360 DEGREES CONCRETE INCFremont · Concrete Contractor (C-8)
360 PROPERTY SOLUTIONS LLCBerkeley · General Building Contractor (B)
361 CONSTRUCTION INCOakland · General Building Contractor (B) · Electrical Contractor (C-10) · Flooring Contractor (C-15)
808-ELECTRIC LLCFremont · Electrical Contractor (C-10)
911 GARAGE DOORSHayward · Specialty Contractor
2050 INNOVATION CONSTRUCTIONBerkeley · General Building Contractor (B)

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