AMERICAN ELECTRIC POWER
CHANTIER DAVIE CANADA, INC.
CONCEPT INDUSTRIES, LTD. (CANADA)
CONSTELLATION ENERGY
DETROIT EDISON
DUKE ENERGY
ENTERGY
EXELON CORPORATION
FIRST ENERGY CORPORATION
GEMMA POWER SYSTEMS
GRAND BAHAMA SHIPYARD, LTD.

NORTHROP-GRUMMAN
NUCLEAR INDUSTRY INDEPENDENT QC/NDE CONTRACTORS
KIEWIT POWER NUCLEAR COMPANY
NATIONAL INSPECTION & CONSULTANTS, LLC
NEBRASKA PUBLIC POWER DISTRICT
OMAHA PUBLIC POWER DISTRICT
TENNESSEE VALLEY AUTHORITY
SCANA
SOUTH CAROLINA ELECTRIC & GAS
SOUTHERN COMPANY (NUCLEAR)
STP NUCLEAR OPERATING COMPANY
XCEL ENERGY