BE & K Engineering

Bechtel Inc.

Brown & Root

ECC International

Electro Test, Inc.

Fluor Daniel, Inc.

Foster Wheeler

GE Engineering Services

I.A. Naman & Associates

Jacobs Engineering Group

John Brown Engineering

Litwin Engineering

M. W. Kellogg

Parsons S. I. P.

Raytheon, Inc.

S & B Engineers

SCW Engineering Services

Stone & Webster

Stubbs- Overbeck Inc.

Texas A & M Engineering Svc.

Turner Collie & Braden

Tivenca International

VECO Engineering