Jim McEwan
President and Chief Executive Officer
Jim McEwan joined TAG in 1995. As President and CEO, Jim is responsible for the overall strategic direction of the company.
Prior to joining TAG, Jim held several key management roles for Browns Automotive Group, including President and General Manager, and Vice President of Finance and Leasing. While working in the automotive industry, Jim served on several Finance and Marketing boards for Mazda, SAAB, General Motors and Subaru of America.
Jim’s in depth knowledge of mechanical and electrical engineering has established TAG as a leader in state of the art information technology solutions for the defense industry. Jim’s visionary leadership has been the driving force for TAG’s tremendous growth in the last ten years. Jim studied Mechanical Engineering at Virginia Polytechnic Institute and serves on TAG board of Directors.
Marcus DeSouza
Executive Vice President and Chief Operating Officer
TAG’s day-to-day operations are managed by Marcus DeSouza, Executive Vice President and Chief Operating Officer (COO). Before joining TAG in 1996, Marcus was President and CEO of DeSouza-Gorman Associates, an executive management consulting company based in Fairfax Virginia.
Prior to DeSouza-Gorman, Marcus held several key management roles for Browns Automotive Group, including President & General Manager, and Vice President of Sales and Finance. While working in the automotive industry, Marcus served on several Marketing and Finance Boards for General Motors Corporation, Nissan Corporation and Subaru of America.
Marcus’s diverse and extensive executive management experience has led TAG to achieve unparalleled growth and business efficiencies. Marcus served in the US Navy and attended the University of South Carolina to study Business Administration.
Darryl D. Liston
Comptroller
Darryl Liston joined TAG in May 2002. Darryl is responsible for operational accounting, finance, and human resources at TAG.
Prior to joining TAG, Darryl was Controller at Slades Restaurants, Inc. and Director of Finance at Metro Offices, Inc. – both in Northern Virginia. Before relocating to the DC metro area, Darryl spent five years as Controller at Westfield Financial Corporation in Denver, Colorado. Darryl also worked briefly for the U.S. Navy in San Diego.
Darryl earned a B.A. in Economics and Geography from the University of Colorado–Boulder and an MBA in Finance/ Marketing from Regis University in Denver, CO.
P. Matthew Hederstrom
Director, Tactical Systems
Matt Hederstrom joined TAG in May 2005. Matt is responsible for worldwide business development and program management in TAG’s Tactical Systems business unit.
Prior to joining TAG, Matt spent over five years at Advanced Navigation and Positioning Corporation (Hood River, OR) in several different capacities, including Director of Product Management, Director of Government Affairs, and DoD Program Manager. Prior to ANPC, Matt worked as a Flight Controls Engineer at Lockheed Martin Skunk Works (Palmdale, CA), where he was part of the legendary engineering team developing cutting-edge aircraft, including the Joint Strike Fighter concept demonstrator.
Matt is a winner of the British Aerospace Chairman’s Award in 2000. Matt, who is fluent in Spanish and Russian, earned a B.S. in Aerospace and Ocean Engineering and an M.S. in Aerospace Engineering from Virginia Polytechnic Institute and State University in Blacksburg, VA.
Trevor Landon
Director, Advanced Technologies
Trevor joined TAG in January 2004 as Director of Engineering Operations and was promoted to Director of Advanced Technologies in April 2006. Trevor is responsible for R&D, including advanced engineering concepts and design.
Prior to joining TAG, Trevor was Director of Engineering at SteelCloud, where he led the development of a family of re-usable PC-based security appliances. In his eight years as a Section Manager at Acterna Corporation, Trevor headed a team of engineers in the design and development of several telecommunications products. In addition to his expertise in designing systems that meet significant thermal challenges, other areas of Trevor’s technical proficiency include custom embedded communication systems and solutions and high performance computer architectures.
Trevor has co-authored several critical published articles on electrical engineering issues. Trevor earned a Master of Science in Electrical Engineering, at the University of Virginia and holds a Bachelor of Science in Electrical Engineering (with Honors) from Lafayette College. He is a member of the Institute of Electrical and Electronics Engineers (IEEE).
Peter Sarman
Director, Engineering Operations
Peter Sarman joined TAG in January 2008. Peter is responsible for management of the engineering department.
Prior to joining TAG, Peter managed teams of engineers and computer scientists in developing software for AOL Video and AOL Search. Peter also has served in senior engineering positions at SAIC and at the Naval Surface Warfare Center, Carderock Division where he developed critical Low-Observable materials and systems.
Peter has co-authored numerous published articles on materials science and Low-Observable technologies and has been awarded several patents. Peter earned a Master of Science on Physics and a Bachelors of Science in Materials Engineering from Virginia Polytechnic Institute and State University in Blacksburg, VA.
Jerry J. Montigny Sr.
Director, Corporate Internal Audit / QA
Jerry Montigny joined TAG in November 2002. Jerry is responsible for the management of all procurement activities, policies and procedures that support TAG’s manufacturing plan.
Prior to joining TAG, Jerry was Associate VP of Manufacturing Operations at FastComm (Cronus Communications), where he achieved 23% reduction in product materials cost while implementing ISO 9000 controls. Jerry also served as a Senior Buyer at TTC, where he received the President’s award for outstanding contributions to TTC. Additionally, Jerry has over 20 years of manufacturing support experience at companies such as Hetra TEMPEST, Hughes Aircraft, Optelecom, and Dynatech Laboratories.
Jerry has been a past member of NAPM and has been formally trained in Purchasing Negotiations, JIT and Lead-time control, MRP, Cost and Budgetary Control, Forecast Planning, Supervision and Management, and TQM. Jerry attended Long Beach City College in Long Beach, CA.
Robert Pretty
Director, Manufacturing
Robert Pretty joined TAG in September 2005. Robert is responsible for reviewing new product designs and working with the design engineering team to ensure that new products are producible within existing assembly environment as well as supporting Production with build instructions, tooling, and troubleshooting design issues that affect production. Robert co-designed TAG’s current production floor layout which consists of sub-assembly/test area, standard work benches, ball transfer work benches, and a conveyor line; all of which have been laid out for cellular manufacturing.
Prior to joining TAG, Robert was an Electrical Designer for CAD Star International. As a contractor at Rockwell Collins, Robert worked with the electrical engineering group to design portions of a Maintenance Simulator for the Navy’s E-2C Hawkeye radar patrol plane. Robert also served as a CAD/CAM Designer for MCL Industries where he drafted electrical schematics using AutoCAD programs as well as designing PCB layouts, electrical panels for CNC machines, and cable harnesses using various CAD programs.
