In July 2010 Tomkins was acquired by a Canadian consortium of private equity firm Onex Corporation and the Canada Pension Plan Investment Board.

[7] Hutchings expanded Tomkins in a classical conglomerate form through leveraged buyouts, and during the 1980s and early 1990s the company embarked on a succession of acquisitions which rapidly grew its revenue, product range and global reach.

Major acquisitions included Smith & Wesson in 1987,[8] RHM in 1992,[9] the US-based Gates Corporation in 1996,[10] which signalled a move into the industrial and automotive markets, and the Stant[11] and Schrader[12] businesses that further bolstered this division.

[8] After an unsolicited approach, in July 2010 Tomkins was acquired by a Canadian consortium of private equity firm Onex Corporation and the Canada Pension Plan Investment Board for £2.9 billion.

[14] In November 2012, Tomkins sold their portion of the Building Products group that included: Hart and Cooley, Selkirk and Ruskin to the CPPIB.