Certified Processes for Consistent Quality

Steffes designs, manufactures, and markets sustainable, high-value-added, innovative manufactured solutions for the energy, construction, and other industries that meet or exceed customer expectations in compliance with regulatory, statutory, and customer specifications while continually improving the effectiveness of our Quality Management System.

Steffes has planned, established, documented, implemented, and maintains at all times a Quality Management System in accordance with the requirements of ISO 9001:2015.

Steffes Certifications & Registrations:

  • UL and ETL Approved Manufacturing Facility
  • DOT Certified Cargo Tank Facility – Manufacturing, Repair and Inspection
    • DOT 407 Certified
    • DOT 412 Certified
    • Engineered Transport Registered to Manufacture, Inspect and Recertify Cargo Tanks
  • OSHA Safety and Health Achievement Recognition Program Certified
  • ASME Code: ‘U’ Stamp, ‘UM’ Stamp and ‘R’ Stamp
    • National Board of Boiler and Pressure Inspectors – Stamps – Grand Forks East