Initially, the company had 150 employees and produced bicycle tires and rubber for industrial applications.

[citation needed] Between 1983 and 1991, the strategy was to act as a wide-ranging industrial conglomerate, with a particular focus on mining and metals.

[citation needed] In 2009, the European Commission fined several marine hose producers, among them Trelleborg AB, "...for participating in a cartel for marine hoses between 1986 and 2007 in violation of the ban on cartels and restrictive business practices in the EC Treaty (Article 81) and the EEA Agreement (Article 53).

"[3] In mid-2012, Trelleborg and Freudenberg formed a 50–50 joint venture in anti-vibration applications for light and heavy vehicles, TrelleborgVibracoustic.

[4] In 2022, Trelleborg acquired the Lindau-based aerospace interiors company, MG Silikon GmbH, an entity within Saint-Gobain Group, [5] and the US-based company Minnesota Rubber & Plastics from private equity firm KKR for US$950 million.