Welcome to
GSW Construction

GSW Construction Inc. is a licensed heavy civil contractor located in San Francisco, California.

Founded in March of 2021, GSW serves public utility agencies, private utilities agencies as well as general contractors throughout the greater San Francisco Bay Area.

GSW was founded by experienced heavy civil construction professionals, with a collective experience of over 40 years. GSW specializes in small to large construction projects in the public and private sector. GSW’s construction expertise ranges from mass excavations, structural concrete, wet and dry utilities, large diameter welded steel pipe, water and wastewater facilities, aviation fuel line installation and distribution.

  • California Contractors License (General A) #1085562
  • San Francisco Micro LBE #CMD01231000511
  • California Micro Small Business #2026697
  • ISN Networld #400-437789