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DSII is an API 4F certified manufacturer (Certification #4F-0069) of masts, substructures and crown assemblies.

Since 1973, Houston-based DSII has satisfied the most demanding needs of well operators worldwide with innovative, cost-effective rig manufacturing solutions and comprehensive field services. We are an API 4F certified manufacturer (Certification #4F-0069) of masts, substructures and crown assemblies. DSII is a sound, privately-owned company consisting of 100+ employees, including certified welders, engineers, qualified technicians and safety team. As a certified API 4F manufacturer, we are co...

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Detailed Information
  • Location TypeHQ
  • Opening Date1973
  • Annual Revenue Estimateunknown
  • SIC Code show
  • Employees100 to 249
  • Contactsshow
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