2023

Porvair acquired European Filter Corporation NV, a filter manufacturer and distributor based in Belgium, providing complementary products to the Aerospace & Industrial division.

Porvair acquired Ratiolab GmbH and Ratiolab Kft, a German and Hungarian manufacturer and distributor of laboratory consumables complementary to the Group’s Laboratory division's range.

Porvair acquired the business and assets of HRW Inc., a small engineering operation based in Nampa, Idaho. HRW is a key machining supplier to the Aerospace & Industrial division’s microelectronics filtration facility in Idaho.

2021

Porvair acquired Kbiosystems Limited, a UK based designer and manufacturer of laboratory instruments that complement the Group’s growing range of microplate and sample preparation filters.

2019

Porvair acquired Dahlman Industrial Group B.V. (“Royal Dahlman”). Royal Dahlman, based in Maassluis and Elsloo in the Netherlands, specialises in industrial filtration with expertise in petrochemical filtration engineering. ​

2018

Porvair acquired the business and assets of Keystone Filter, a manufacturer of filter housings and cartridges for the food and beverage, drinking water and chemical process markets in the US.

2017

Porvair acquired Rohasys B.V., designer and manufacturer of robotic sampling systems.

Porvair acquired J G Finneran Associates, Inc. based in Vineland, New Jersey. J G Finneran designs, manufactures and distributes specialist laboratory consumables.

2015

Porvair acquired the business and assets of TEM filter company, a manufacturer specialist filters for the microelectronics industry.

Porvair acquired the business and assets of Fiber Ceramics, a manufacturer of steel foundry filters.

2013

Porvair acquired the business and assets of Eisenmann Metallurgical, in the US, adding additional specialist filtration manufacturing to PFG Inc.

Porvair acquired the business and assets of Thomas Cain Inc., adding another line of block digestors.