certs-collageD&L Manufacturing Quality Management System (QMS) is registered to API Spec Q1, International Standard ISO 9001:2008 Quality Management Systems Requirements, and D&L holds a Monogram license for API Spec. 11D1 for Packers and Bridge Plugs. Our scope of registration includes: Custom Design, Manufacture, and Sale of Downhole Oilfield Equipment.

D&L Manufacturing has a rating of A+ with the Better Business Bureau.

D&L Manufacturing meets:

  • Oklahoma’s OSHA Standard Requirements
  • Oklahoma’s Department of Environmental Quality Requirements