![]() Aria Filtra Aria Filtra (formerly Pall Water) is a division of Trojan Technologies Group that provides water and wastewater treatment solutions. | ![]() Pennon Group Pennon Group Plc is a company at the top end of the FTSE 250 which owns South West Water Limited and Viridor Limited. | ||||
Founding Date | Founding Date 1946 | Founding Date N/A | Founding Date 1997 | Founding Date 2017 | Founding Date 1963 |
Type | Type Subsidiary | Type Public | Type Private | Type Private | Type Private |
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Locations | Locations Cortland, US HQ Somersby, AU Bad Kreuznach, DE Pimpri Chinchwad, IN Singapore, SG Port Washington, US | Locations Exeter, GB HQ | Locations Quezon City, PH HQ | Locations BR HQ | Locations Opheusden, NL HQ Heemskerk, NL Heerjansdam, NL I Jhorst, NL Kampen, NL Tiel, NL Zoetermeer, NL see more |
Employees | Employees 75 | Employees 4,788 | Employees 1,7781% increase | Employees 1,9851% decrease | Employees 535 |

Pennon Group Plc is a company at the top end of the FTSE 250 which owns South West Water Limited and Viridor Limited.
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