[2] In 1997 the Bunzl Fibres division bought Filtrona Corporation, a US filter technology specialist which it had demerged in 1984.

[4] At this time the Filtrona name was adopted for the enlarged Bunzl Fibres business.

The foam and fiber businesses were combined into a new division and named Filtrona Porous Technologies.

[6][7] Then-Chief Executive, Colin Day said that the company chose the name Essentra “to capture what each of Filtrona’s businesses manufacture and supply: small but essential key components that play critical roles for our customers”.

[8] On 31 October 2016, Essentra announced that Paul Forman would succeed Day as Chief executive, effective 1 January 2017.