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SI2 Technologies

Founded Year



Acquired | Acquired

Total Raised


About SI2 Technologies

Si2 Technologies designs and manufactures electromagnetic systems for commercial, military, and government platforms constrained for space, weight, and power. It focuses on antennas, arrays, and signal management. The company was founded in 2003 and is based in North Billerica, Massachusetts. In September 2022, SI2 Technologies was acquired by Antenna Research Associates. The terms of the transaction were not disclosed.

Headquarters Location

267 Boston Road

North Billerica, Massachusetts, 01862,

United States


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Expert Collections containing SI2 Technologies

Expert Collections are analyst-curated lists that highlight the companies you need to know in the most important technology spaces.

SI2 Technologies is included in 1 Expert Collection, including Aerospace & SpaceTech.


Aerospace & SpaceTech

2,304 items

SI2 Technologies Patents

SI2 Technologies has filed 7 patents.

The 3 most popular patent topics include:

  • Antennas (radio)
  • Microwave technology
  • Radio electronics
patents chart

Application Date

Grant Date


Related Topics




Radio frequency antenna types, Antennas (radio), Radio electronics, Microwave technology, Broadcast engineering


Application Date


Grant Date



Related Topics

Radio frequency antenna types, Antennas (radio), Radio electronics, Microwave technology, Broadcast engineering



Latest SI2 Technologies News

Antenna Research Associates Acquires SI2 Technologies

Sep 15, 2022 September 15, 2022  |  Editorial Team Antenna Research Associates (ARA) has acquired SI2 Technologies . SI2 Technologies, founded in 2003, is a leading designer and manufacturer of electromagnetic systems for military, government and commercial platforms constrained for space, weight, and power. The newly acquired company will operate as a wholly owned subsidiary of ARA and will be known as SI2 Technologies, an ARA company. SI2 Technologies, will remain at its Billerica, MA location, collaborating with ARA across various locations in the US in Maryland, Massachusetts and New Hampshire and Europe. Logen Thiran, President and CEO of ARA, said the transaction will enable the company to establish a product development focused Technology Innovation Center that pursues innovation across the DoD and commercial market priorities, and leverages knowledge to deliver advanced technology solutions. "SI2 Technologies is well-known for its ability to innovate and has an impressive signal mitigation and antenna systems portfolio including Active Electronic Steered Arrays (AESA) , additive manufactured, and low-profile low-vis conformal antenna solutions," noted Thiran. "Combining ARA's manufacturing expertise with SI2's product development focus is a win for our customers and our two companies, enabling ARA to provide holistic, advanced Communications Solutions for our customers worldwide with particular focus in C5ISR market in the US." "Our companies are perfectly aligned for this transition," noted Dr. Joseph Kunze, former CEO of SI2 Technologies, who will serve as ARA's new Chief Technology Officer and General Manager of SI2. "For nearly six decades, ARA had provided versatile antenna systems for a wide array of DoD applications, and we are looking forward to leveraging the IP we've developed for nearly 20 years to bring ARA's product and subsystems offerings to a new level of innovation and excellence." Publisher: everything RFhttps://www.everythingrf.com

SI2 Technologies Frequently Asked Questions (FAQ)

  • When was SI2 Technologies founded?

    SI2 Technologies was founded in 2003.

  • Where is SI2 Technologies's headquarters?

    SI2 Technologies's headquarters is located at 267 Boston Road, North Billerica.

  • What is SI2 Technologies's latest funding round?

    SI2 Technologies's latest funding round is Acquired.

  • How much did SI2 Technologies raise?

    SI2 Technologies raised a total of $680K.

  • Who are the investors of SI2 Technologies?

    Investors of SI2 Technologies include Antenna Research Associates, Paycheck Protection Program and U.S. Department of Defense.

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