Since its inception in 1965, the Company has designed and manufactured microwave devices for use on various tactical military programs. Herley has successfully integrated a series of targeted acquisitions and focused their strengths into our existing operations, including:

• Through a small acquisition in June 1986 the Company entered the flight instrumentation business beginning with the design and manufacture of range safety transponders.
• In September 1992, the Company acquired substantially all of the assets of Micro-Dynamics, Inc. of Woburn, Massachusetts, a microwave subsystem designer and manufacturer
• In June of 1993, the Company acquired Vega Precision Laboratories, Inc. ("Vega") of Vienna, Virginia
• In July 1995, the Company acquired the government systems business of Stewart Warner Electronics of Chicago, Illinois, a manufacturer of high frequency radio and IFF interrogator systems.
• In August 1997, the Company acquired Metraplex Corporation of Frederick, Maryland, allowing the Company entry into the airborne PCM and FM telemetry and data acquisition systems market.
• In January 1999, Herley Industries acquired General Microwave Corporation of Farmingdale, New York, a microwave subsystem manufacturer with a 30 year history in the industry.
• In January 2000, Herley acquired Robinson Labs in Nashua New Hampshire,. a manufacturer of microwave components used in commercial wireless and defense applications
• In October 2000, Herley acquired American Microwave Technologies (AMT) in Anaheim, California, a manufacturer of solid-state broadband RF amplifiers used by the scientific and medical markets.
• In September 2002, Herley acquired EW Simulation Technology Ltd., a UK manufacturer of electronic warfare simulator systems, increasing Herley's presence in the EW market and in the international market.
• In March 2004, Herley acquired Communication Techniques, Inc., of Whippany, New Jersey, a manufacturer of phase locked sources and fast frequency changing direct synthesizers.
• In September 2004, Herley acquired Reliable System Services, of Melbourne, Florida, which has focused on satellite-based command & control systems for defense customers.
• In February 2005, Herley acquired Micro Systems, Inc. of Ft. Walton beach, Florida. Micro Systems is a recognized market leader in engineering, design and manufacturing of command & control systems for operation and tracking of unmanned aerial, seaborne and ground targets and missiles.
• In April 2005, Herley acquired Innovative Concepts, Inc., of McLean, VA a company providing wireless communications technology and real-time embedded systems, software, hardware and high-speed processing in support of the defense industry.
• In September 2008, acquired Eyal Microwave Industries. a leading supplier of a broad range of innovative, high-reliability, RF, microwave and millimeter wave components and customized subsystems, based in Kibbutz Eyal Israel.  Eyal operates as a subsidiary of General Microwave Israel Corp. ("GMIC").