SI2 Technologies, Inc. is now ARA - Antenna Research Associates Email Format

Aviation and Aerospace Component ManufacturingMassachusetts, United States11-50 Employees

ARA — Antenna Research Associates, formerly SI2 Technologies, operates in the aviation and aerospace component manufacturing sector. Based in North Billerica, Massachusetts, the company designs, builds, validates, and sustains electromagnetic systems for defense and government platforms where space, weight, and power are critical. Its products include antennas, arrays, and signal-management systems aimed at boosting performance and survivability in military contexts across land, sea, air, and space. 

The business serves military and government users in defense and aerospace markets, with work spanning concept through testing and production. In March 2026, ARA announced a collaboration with Greenerwave to develop KU and KA manpack AESAs.

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