Industrial water treatment manufacturing hub


Ensuring that the water in your buildings is safe and healthy at all times

With more than 25 years of experience, we deliver regulatory and legally-compliant water hygiene and treatment services to commercial customers Nationwide. Our services include preventative and scheduled maintenance, as well as remedial works to prevent legionella risk and maintain water hygiene in commercial water systems.

Marsh Environmental is part of Mescia Group, Contact Mecsia for any enquires.

Accreditations & Memberships

Proven specialists

SafeContractor SafePQQ Verified
SafeContractor logo
Living Wage Employer
ECA logo
Gas Safe badge
NQA Quality Management badge
NQA Environmental Management badge
NQA Health and Safety Management badge
Legionella Control Association logo
CHAS logo
NIC EIC logo

The Marsh Team

Image of Mecsia employee Joe Occomore

Joe Occomore

Operations Director

Richard Kemp

Service Director

Part of 
Mecsia Group

Contact Marsh directly

20 Wellcroft Road, Slough, Berkshire, SL1 4AQ

View in Google Maps