Signals Defense partners with leading security and film companies across the globe:

  • Eastman Chemical Company

    Founded in 1920, Eastman is a global advanced materials and specialty additives company that produces a broad range of products found in items people use every day. Eastman is a leading manufacturer and marketer of high-performance window tint and paint protection film for automotive applications, window film for residential and commercial applications and the co-developer of the RF/IR attenuating “SD” window film products with Signals Defense. As a globally inclusive and diverse company, Eastman employs approximately 14,500 people around the world and serves customers in more than 100 countries. The company had 2019 revenues of approximately $9.3 billion and is headquartered in Kingsport, Tennessee, USA. For more information, visit
  • Covertech Fabricating, Inc

    Covertech manufactures rFoil Ultra NT Radiant Barrier Foils and tapes for SCIFs (Sensitive Compartmented Information Facilities) construction.  These highly effective radiant barrier products are also an approved vapor barrier.  Signals Defense partnered with Covertech in 2016 to be a nationwide distributor. Visit Covertech/rFoil 


  • AIT

    The AIT Group is a world leader in manufacturing and supporting architectural, security, ballistic, blast, impact, and decorative glass laminates, among other innovative materials.  They specialize in producing advanced combinations of materials and processing them to meet design and security needs for a variety of applications. Visit AIT

  • RF Defense

    RF Defense has experienced technicians that have over 20 years and hundreds of facilities and products tested utilizing our unique approach to Shielding Effectiveness Testing. If you require Instrumented testing whether it is RF or STC, no one can beat RF Defense in practice and knowledge. Call or visit our website today to schedule testing.