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TWS provides full service specialty welding and mechanical contracting, including a full complement of critical path resources to handle everything from planning and execution to turnarounds and maintenance. With highly qualified supervision, craft, and staff professionals, TWS gets the job done.


TWS recruits and retains the most sought-after premium welders who are experts at welding alloys and whose work quality results in weld-rejection rates of less than 1 percent annually.

Welding services include:

  • Pipe
  • Tube
  • Vessel internals
  • Boilers
  • Weld overlay
  • Manual overlay
  • Vessel repair
  • Corrosion recovery
  • GTAW (TIG)
  • SMAW (Stick Rod)
  • GMAW (Mig)

Our experienced welders are capable of performing welding services on all grades of:

  • Stainless steel
  • Carbon steel
  • High- and low-temp alloys
  • Exotic metals such as monel and iconel


  • Installation
  • Demo
  • Fabrication (onsite or shop)


  • Rigging plans
  • Bull rigging
  • Heavy lifts


  • ASME ("S" & "U")
  • NBIC ("R" & "NB")
  • Heaters, boilers, reformers
  • Vessels, (towers, drums & exchangers)

Critical Path Needs

  • Flexible resources

Planning & Execution

  • Turnarounds
  • Capital projects
  • Safety
  • QA/QC