Steel Erection & Metal Construction for San Francisco & Bay Area

Call us today at (707) 573-0742

structural steel construction santa rosa

Ahlborn Structural Steel, Inc. serves the commercial and industrial markets in San Francisco and the Bay Area, California. Our team is made up of highly dedicated steel erectors and welders. We pride ourselves in our ability to do all of the work in-house and have extensive ground work capabilities.

We have the knowledge to erect and install steel structures within tight time schedules while ensuring top quality and safety for all workers. If you are looking for steel frame building construction or steel erection and installation, you came to the right place. Call us today at (707) 573-0742 or use our online contact form to contact us.

steel erection san francisco


  • Airports/Aerospace
  • Automotive
  • Automotive Plant
  • Bridges
  • Healthcare
  • Hospitals/Clinics/Surgical Facilities
  • Office Buildings
  • Power Generation
  • Rack Structures
  • Retail Buildings
  • Schools/Universities/Learning Centers 
  • Shopping Centers/Malls
  • Stadium
  • Warehousing/Storage Facilities


  • Food Plants
  • Manufacturing Plants
  • Water Treatment Plants

steel erection bay areaPUBLIC WORKS

  • Airports/Aerospace
  • Bridges
  • Prisons
  • Schools/Universities/Learning Centers

steel remodeling san franciscoSMALLER PROJECTS

  • Remodeling & Repair
  • Metal Design Work