On this page is a partial list of prime contractor laboratory approvals, offered only as an indication of the variety and scope of clients served. This is not a complete listing and is not maintained, although the approvals listed were current at the time of preparation. The listed companies have not given permission for their names to be used in the context of an endorsement or for any other sales purpose. The approved laboratory source list published by each prime contractor is the document to which you must refer in order to be sure that this or any other source is acceptable to the prime for the contemplated purpose. ACLASS ISO/IEC 17025:2005 Certificate (pdf file) ACLASS ISO/IEC 17025:2005 Scope (pdf file) NADCAP Material Testing Certificate (pdf file) NADCAP Material Testing Scope (pdf file) Other Registrations/Accreditations National Aerospace and Defense Prime Contractors Accreditation Program (NADCAP) ISO/IEC 17025 Nuclear Industry Assessment Committee Return to Top

· ABB Combustion Engineering, Inc. · Aerospatiale · Allied Bendix Aerospace · Bell Helicopter Textron · The Boeing Company · Curtiss Wright Corporation · Defense Industrial Supply Center · Defense Logistics Agency · Ensign Bickford Aerospace · Fiat Avio · Gencorp Aerojet ASRM Division · General Dynamics Corporation · GE Aviation Group · GE Energy Group · Goodyear Aerospace Corporation · BF Goodrich Aerospace · Hamilton Sundstrand · Honeywell Engines and Systems · Hughes Helicopters, Inc. · Ingersoll-Rand · Kaman Aerospace Corporation · Knolls Atomic Power Laboratory, Inc. · Lear Siegler, Inc. · Lockheed-Martin · McDonnell Douglas Corporation · Messier-Dowty, Inc. · Northeast Utilities · Northrop-Grumman Corporation · Pratt & Whitney Aircraft Division,      United Technologies Corporation · Rockwell International Corporation · Rolls-Royce Allison · Rolls-Royce Ltd. · Sikorsky Aircraft Division,      United Technologies Corporation · SNECMA · Westinghouse Electric Corporation