BTR Aerospace Group was renamed by BTR plc after the acquisition of the Dunlop Aviation Division from Dunlop Rubber

Dunlop Rubber

Dunlop Rubber was a company based in the United Kingdom which manufactured tyres and other rubber products for most of the 20th century. It was acquired by BTR plc in 1985. Since then, ownership of the Dunlop trade-names has been fragmented.-Early history:...

 in 1985.

It was a group of four companies:

• Standard Aero, in Canada
• Dunlop Aviation Division
• Aero Engine Equipment
• Dunlop Precision Rubber

In 1996, Dunlop Aircraft Tyres Limited was sold by BTR plc to form an independent company. It is based at Fort Dunlop

Fort Dunlop

Fort Dunlop , is the common name of the original tyre factory and main office of Dunlop Rubber in the Erdington district of Birmingham, England. It was established in 1917, and by 1954 the entire factory area employed 10,000 workers...

, Birmingham, England.

In July 1998, Doughty Hanson & Co

Doughty Hanson & Co

Doughty Hanson & Co is a British private equity fund manager focused on leveraged buyout and recapitalization transactions primarily of upper middle-market companies in Europe...

 purchased BTR Aerospace Group and renamed it Dunlop Standard Aerospace Group

Dunlop Standard Aerospace Group

Dunlop Standard Aerospace Group Ltd was formed in 1998 from the assets of BTR Aerospace Group when they were purchased by Doughty Hanson & Co.In 2004 the company was sold and split into two...

.