
Aquajen Environmental Services is a specialist water hygiene and treatment company based in Surrey, providing nationwide coverage across the UK.
With over 15 years of industry experience, we bring extensive knowledge of ACoP L8, HSG 274, BS 8558, and BSRIA guidance to every project.
Our core focus is on water hygiene compliance, supported by expert Legionella plumbing remedials and tailored water treatment solutions. At Aquajen, we are committed to delivering quality, trust, and reliability – achieving the best outcomes for both our customers and our staff.
Why Choose Us?
Accreditations
Alcumus SafeContractor
City and Guilds
CSCS
CHAS




Memberships
LCA
WMS
Memberships
LCA
WMS
