Alameda County contractors & building pros

Companies in Alameda

A–Z by name. Listed from California public records as of 2026-10-20.

• #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)

See all 7,242 companies A–Z →

Licensed contractors & trades