In January 2018, BTP Systems LLC was acquired by Serco Inc., a provider of professional, technology, and management services to support Serco's strategic growth plan in the defense sector by enhancing its portfolio of Command, Control, Communications, Computers, Combat Systems, Intelligence, Surveillance and Reconnaissance (C5ISR) service offerings and broadening its Federal government client base. BTP Systems' operations are being fully integarted within Serco's C5ISR Business Unit. Only recenty SBIR involved, BTP Systems provided satellite communications (SATCOM), radar modernization, operations and maintenance, and sustainment services to enable customers to extend the lives of existing systems and achieve phased upgrades with new technology to enhance operational capability. BTP specializes in areas including obsolescence engineering, systems engineering services, test equipment design and build, and field engineering services, and maintains a near-field and compact antenna test range at Ludlow, MA. The company's expertise spans shipboard and submarine SATCOM antenna systems, MILSTAR command post antennas, and radar antennas. Operations and personnel are located in Newport RI, Reno NV, San Diego CA, Charleston SC, Groton CT, Norfolk, VA, Chesapeake VA, and Mayport FL.