The company is privately held, with manufacturing and development centres in the Republic of Ireland, the United Kingdom, China and many other locations around the world.

[4][5] Sean O'Driscoll became CEO of Glen Dimplex in 1998 and from 2011 held the positions of chairman and group chief executive until his retirement in 2016.

[8][9][10][11][12] Morphy Richards and Burco Dean Appliances were acquired by the Glen Dimplex Group in 1985, and were based in Mexborough near Doncaster, England.

[13] Belling was acquired in July 1992,[14] Roberts Radio in November 1994,[15] Goblin Vacuum Cleaners in June 1998,[16] LEC Refrigeration in March 2005,[17] Robinson Willey in August 2010,[18] Valor in September 2011,[19] and Real Flame Australia in February 2016.

[21] In 2018 the Merseyside-based home appliances division, which makes cookers and refrigerators under the Britannia, Lec, New World and Stoves brands, announced a "streamlining" of operations, resulting in up to 300 of its 1,000 permanent staff at its Knowsley plant being made redundant.