DG Services, a division of the Dupill Group, is a strategic partner for valve-related solutions, specializing in valve testing and repair.

For over 35 years, DG Services has provided product and service solutions for a variety of industries. We assist our customers with their valve specification, replacement, actuation, and repair needs.

NBIC “VR” and “TO” Code Stamps

With our VR certification, we can repair, set and test ASME Section I and Section VIII PRV’s for air, liquid and steam in shop or in the field. Our certification allows us to repair and assemble safety relief valves and pilot operated safety valves.

We provide expert industrial valve repair back to OEM specifications so you can avoid repetitive maintenance.

Field Valve Repair and Testing Services

  • Inline Seat Repair
  • Valve Packing
  • Machining
  • Welding
  • Assembly
  • Inline Testing

Leechburg, PA
(724) 845-7300

Industrial valve repair and testing services available in Pennsylvania, New York, New Jersey, Ohio, Kentucky, Tennessee, North Carolina, and West Virginia.

Richland, WA
(509) 392-6001

Industrial valve repair and testing services available in Washington, Oregon, Idaho, and Montana.

Quality Program

Dupill Group is committed to delivering products and services of an extremely high quality while growing our customer base in an effective and efficient manner. We satisfy all customer, 10CFR Part 21/10CFR50 Appendix B, ASME NQA-1, 10CFR830.122 Subpart A, and DOE Order 414.1D requirements as well as ISO 9001:2015 compliant and continually improve our processes to maintain total customer satisfaction and loyalty.