United States of America

Telephonics Corporation
815 Broad Hollow Road
Farmingdale, New York 11735

Telephonics Corporation


Telephonics Corporation, a world leader in fully integrated, advanced sensor and communication systems technology serving Aerospace, Defense and Commercial markets. Whether it is in the air, on the sea, or on the ground, company's electronic systems are on board to ensure the safety and security of thousands of military personnel and civilians worldwide.


The company is organized into three operating divisions: 

  • Communication and Integrated Systems, specializing in aircraft intercommunications, wireless and audio products, air traffic management systems, homeland security, and custom application specific integrated circuits for military and commercial applications; 
  • Radar Systems, specializing in maritime surveillance radar and identification friend or foe interrogators; 
  • and the Systems Engineering Group provider of air and missile defense threat analysis, combat systems engineering and analysis, and radar systems engineering and software development.
Manufacturer of Armaments
Parent/ Major Shareholders

Telephonics is a subsidiary of the Griffon Corporation, which trades on the NYSE under the symbol GFF.