Description of Business	12 Months Ended
Dec. 31, 2023
Business Description [Abstract]
Description of Business	Note 1. Description of Business Gresham Worldwide, Inc., (“Gresham” or the “Company”) designs, manufactures and distributes purpose-built electronics equipment, automated test solutions, power electronics, supply and distribution solutions, as well as radio, microwave and millimeter wave communication systems and components for a variety of applications with a focus on the global defense industry and the healthcare market. Gresham was established by the Business Combination of Giga-tronics and Gresham Holdings, and is led by Jonathan Read, its Chief Executive Officer, Robin Shaffer, its Chief Operating Officer, and Lutz Henckels, its Chief Financial Officer. Our operations consist of three reporting segments: • Radio Frequency Solutions (“RF Solutions”) – consists of Microphase which is located in Connecticut. Microphase designs and manufactures custom microwave hardware products for military applications and generates revenue primarily through production contracts for custom engineered components and RADAR filters. • Precision Electronic Solutions – consists of one subsidiary and one division, namely Enertec located in Israel and what we call our legacy Giga-tronics business. Enertec develops and supplies advanced command & control, test and calibration systems for use in failsafe military and medical applications. The legacy business of Giga-tronics (the “Giga-tronics Business”) consists of Microsource, a wholly-owned subsidiary which develops and manufactures sophisticated RADAR filters used in fighter aircraft, and “EW Test and Training”, which serves the defense electronics market with a signal generation platform. We refer to this later business as our “Giga-tronics Division”. • Power Electronics & Displays – consists of two subsidiaries, namely Gresham Power and Relec located in the United Kingdom (the “UK”) which primarily engineer and provide integrated, mobile power electronics and display solutions that distribute and supply continuous, dependable, clean low voltage power.

Description of Business

12 Months Ended

Dec. 31, 2023

Note 1. Description of Business

Gresham Worldwide, Inc., (“Gresham” or the “Company”) designs, manufactures and distributes purpose-built electronics equipment, automated test solutions, power electronics, supply and distribution solutions, as well as radio, microwave and millimeter wave communication systems and components for a variety of applications with a focus on the global defense industry and the healthcare market.

Gresham was established by the Business Combination of Giga-tronics and Gresham Holdings, and is led by Jonathan Read, its Chief Executive Officer, Robin Shaffer, its Chief Operating Officer, and Lutz Henckels, its Chief Financial Officer.

Our operations consist of three reporting segments:

•

Radio Frequency Solutions (“RF Solutions”) – consists of Microphase which is located in Connecticut. Microphase designs and manufactures custom microwave hardware products for military applications and generates revenue primarily through production contracts for custom engineered components and RADAR filters.

•

Precision Electronic Solutions – consists of one subsidiary and one division, namely Enertec located in Israel and what we call our legacy Giga-tronics business. Enertec develops and supplies advanced command & control, test and calibration systems for use in failsafe military and medical applications. The legacy business of Giga-tronics (the “Giga-tronics Business”) consists of Microsource, a wholly-owned subsidiary which develops and manufactures sophisticated RADAR filters used in fighter aircraft, and “EW Test and Training”, which serves the defense electronics market with a signal generation platform. We refer to this later business as our “Giga-tronics Division”.

•

Power Electronics & Displays – consists of two subsidiaries, namely Gresham Power and Relec located in the United Kingdom (the “UK”) which primarily engineer and provide integrated, mobile power electronics and display solutions that distribute and supply continuous, dependable, clean low voltage power.