Production and engineering was based in Wembley and latterly in Havant, Hampshire.
From the 1960s Goodmans extended their product into amplifiers with the introduction of the Maxamp30, the first British made solid state amplifier.
Throughout the 1970s and 1980s Goodmans continued to develop loudspeakers, amplifiers, tuners and receivers.
From the late 1980s Goodmans diversified into wider consumer electronics including in-car entertainment, personal CD, digital TV and Freeview & Freesat Digital TV receivers & recorders.
Goodmans was the shirt sponsor of the English football team Portsmouth F.C. from 1989 to 1995.
Goodmans Industries Ltd markets a wide range of consumer electronics, predominantly focused in audio, including soundbars, digital radios and connected audio speakers.
They launched their first Digital Radio, GPS280, in 2003.
They launched their first HD ready TV on 27 July 2007.
Goodmans launched the world's first talking Set Top Box, Goodmans SmartTalk GDB20TTS, as part of a collaboration with RNIB in 2010.