Description of Business	3 Months Ended
Mar. 31, 2024
Business Description [Abstract]
Description of Business	Note 1. Description of Business Gresham Worldwide, Inc., formerly Giga-tronics, Incorporated (“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 has two subsidiaries Gresham Holdings, Inc. (“Gresham Holdings”) and Microsource Inc. (“Microsource”). Gresham has also one division. Gresham is a majority-owned subsidiary of Ault Alliance, Inc., a Delaware corporation (“AAI”) and currently operates as an operating segment of AAI. Gresham Holdings has three wholly-owned subsidiaries, Gresham Power Electronics Ltd. (“Gresham Power”), Relec Electronics Ltd. (“Relec”), and Enertec Systems 2001 Ltd. (“Enertec”), and one majority-owned subsidiary, Microphase Corporation (“Microphase”). Our operations consist of three business 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 two subsidiaries and one division. The subsidiaries are Enertec located in Israel and Microsource located in California. The division is what we call our Giga-tronics Division. 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 our Giga-tronics Division which markets “EW Test and Training”, which serves the defense electronics market with a signal generation platform. • Power Electronics & Displays – consists of two subsidiaries, namely Relec and Gresham Power 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. Gresham was incorporated in California on March 5, 1980 as Giga-tronics Incorporated. We changed our name to Gresham effective March 1, 2024. Our common stock continues to trade under the Giga-tronics name and symbol “GIGA” on the OTCQB. We have obtained shareholder approval to reincorporate in Delaware. Both our name change on the OTCQB and reincorporation are subject to Financial Industry Regulatory Authority approval.

Description of Business

3 Months Ended

Mar. 31, 2024

Note 1. Description of Business

Gresham Worldwide, Inc., formerly Giga-tronics, Incorporated (“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 has two subsidiaries Gresham Holdings, Inc. (“Gresham Holdings”) and Microsource Inc. (“Microsource”). Gresham has also one division. Gresham is a majority-owned subsidiary of Ault Alliance, Inc., a Delaware corporation (“AAI”) and currently operates as an operating segment of AAI. Gresham Holdings has three wholly-owned subsidiaries, Gresham Power Electronics Ltd. (“Gresham Power”), Relec Electronics Ltd. (“Relec”), and Enertec Systems 2001 Ltd. (“Enertec”), and one majority-owned subsidiary, Microphase Corporation (“Microphase”). Our operations consist of three business 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 two subsidiaries and one division. The subsidiaries are Enertec located in Israel and Microsource located in California. The division is what we call our Giga-tronics Division. 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 our Giga-tronics Division which markets “EW Test and Training”, which serves the defense electronics market with a signal generation platform.

•

Power Electronics & Displays – consists of two subsidiaries, namely Relec and Gresham Power 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.

Gresham was incorporated in California on March 5, 1980 as Giga-tronics Incorporated. We changed our name to Gresham effective March 1, 2024. Our common stock continues to trade under the Giga-tronics name and symbol “GIGA” on the OTCQB. We have obtained shareholder approval to reincorporate in Delaware. Both our name change on the OTCQB and reincorporation are subject to Financial Industry Regulatory Authority approval.