Louis Winoski & Randy Groom Join the National Technical Systems Engineering Services Group

CALABASAS, Calif - National Technical Systems (NASDAQ: NTSC) announced today that two leading aerospace industry management experts have joined its Integrated Engineering Services Group.

Mr. Louis Winoski will head the Integrated Engineering Services Group. Mr. Winoski comes to NTS with 23 years of experience in the aerospace industry, having served in ownership and senior leadership roles for a variety of international aerospace manufacturing and design organizations.

Mr. Winoski has worked as President, CEO and member of the Boards at Tubetronics Inc., Vista, CA and Advanced Metal Components Inc., Menlo Park, CA. His international experience includes serving as Managing Director and board member of RSM Fabrications in Farnborough England. Prior to joining NTS, Mr. Winoski completed an assignment with Garner CAD Technik GmbH, a German-based provider of design services to the Aerospace Industry, where he headed its US subsidiary as COO. He concurrently served as Executive Program Manager for PFW Aerospace AG supporting the Boeing 787 Program and its global strategic partners.

Mr. Randy Groom has been appointed to the NTS Engineering Services Advisory Board. Mr. Groom is the former president of Beechcraft, the renowned manufacturer of business and general aviation aircraft that include the KingAir, Baron, and Bonanza brands.

In 2007, Mr. Groom left Beechcraft and established Groom Aviation, a consulting firm focused on improving business strategy, sales, distribution, marketing, product development, customer support, acquisition and divesture support, interim management, and board leadership. He is an accomplished executive and pilot, with an impressive background of improving business operations. Mr. Groom will help guide NTS’ transformation from a testing company to an integrated engineering and testing service organization.

Derek Coppinger, Senior Vice President of NTS, responsible for overseeing the development of the Company’s Engineering Services Group, remarked, “We are delighted that Lou and Randy have joined us. They bring seasoned leadership, significant aerospace experience and strong relationships in the industry. Randy’s addition to our Advisory Board is an endorsement of NTS and affirms our belief that we are responding correctly to evolving market conditions in these challenging times.”

NTS has been providing Engineering and Testing services to the Aerospace industry for over 45 years. Recent acquisitions and investments into growing business units are positioning NTS to provide unparalleled levels of services and offerings to the industry.