Porvair Porvair is a group company specializing in aerospace and industrial, laboratory, and metal melt quality solutions. | ![]() Boll & Kirch Filterbau Boll & Kirch Filterbau is a filter manufacturer and specialist in filtration of liquids and gases. | ![]() Braden Braden is a company that designs, manufactures, and supplies air intake and exhaust for gas turbine applications. | ![]() AAF AAF is a company that supplies equipment for control of air supply and noise abatement in gas turbines used in the power generation and oil and gas industries. | Camfil Camfil (also known as Jungfrutomten) is a company that manufactures air filtration and pollution control systems. | ||
Founding Date | Founding Date 1982 | Founding Date 1950 | Founding Date 1923 | Founding Date 1966 | Founding Date 1963 | Founding Date 1959 |
Type | Type Public | Type Private | Type Subsidiary | Type Subsidiary | Type Private | Type Subsidiary |
Tags | ||||||
Locations | Locations North Lynn Industrial Estate, GB HQ Xiaogan, CN New Milton, GB Whiteley, GB Wrexham, GB Ashland, US Caribou, US see more | Locations Heerlen, NL HQ Blyth, GB Lake Mary, US Mission Viejo, US | Locations Cramlington, GB HQ | Locations Stockholm, SE HQ Adelaide, AU Canberra, AU Gold Coast, AU Melbourne, AU Perth, AU Sydney, AU see more | Locations Farmington, US HQ Farmington, US | |
Employees | Employees 1,001 | Employees 8765% increase | Employees 1543% increase | Employees 1626% decrease | Employees 5,669 | Employees 2294% decrease |
Financial | ||||||
Revenue (est.) | Revenue (est.) £194m (FY, 2025) | Revenue (est.) €237.8m (FY, 2024) | Revenue (est.) N/A | Revenue (est.) £34.6m (FY, 2024) | Revenue (est.) kr14.3b (FY, 2024) | Revenue (est.) N/A |
Cost of goods | Cost of goods £117.2m (FY, 2025) | Cost of goods €93.6m (FY, 2024) | Cost of goods N/A | Cost of goods £22.1m (FY, 2024) | Cost of goods kr8b (FY, 2024) | Cost of goods N/A |
Gross profit | Gross profit £76.8m (FY, 2025) | Gross profit €144.3m (FY, 2024) | Gross profit N/A | Gross profit £12.5m (FY, 2024) | Gross profit kr6.2b (FY, 2024) | Gross profit N/A |
Net income | Net income £18.2m (FY, 2025) | Net income €15.2m (FY, 2024) | Net income N/A | Net income £2.3m (FY, 2024) | Net income kr1.8b (FY, 2024) | Net income N/A |
Operating ⚠ | ||||||
Applications | Applications N/A | Applications 4 (Aug, 2021) | Applications N/A | Applications N/A | Applications 36 (Apr, 2024) | Applications 44 (Feb, 2024) |
Industries Served | Industries Served N/A | Industries Served N/A | Industries Served N/A | Industries Served N/A | Industries Served 10 (Apr, 2024) | Industries Served 13 (Feb, 2024) |
Manufacturing Sites | Manufacturing Sites 17 (FY, 2022) | Manufacturing Sites N/A | Manufacturing Sites N/A | Manufacturing Sites N/A | Manufacturing Sites 30 (Apr, 2024) | Manufacturing Sites N/A |
Product Categories | Product Categories N/A | Product Categories N/A | Product Categories N/A | Product Categories N/A | Product Categories 9 (Apr, 2024) | Product Categories 16 (Feb, 2024) |

Boll & Kirch Filterbau is a filter manufacturer and specialist in filtration of liquids and gases.
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Braden is a company that designs, manufactures, and supplies air intake and exhaust for gas turbine applications.
View company
AAF is a company that supplies equipment for control of air supply and noise abatement in gas turbines used in the power generation and oil and gas industries.
View companyCamfil (also known as Jungfrutomten) is a company that manufactures air filtration and pollution control systems.
View company