01962 772800

Welcome to Phase Technology Limited

The Air and Water Treatment Specialists

Phase was established in 1993 to provide air quality and water treatment services to the building services, facilities management and healthcare sectors.

Client Focus

The Success of Phase Technology has been a result of its service provider philosophy and client focused approach. This means that all our clients even those with multiple sites in different areas will be looked after by one Consultant. The Consultant heads a team providing all the necessary customer support services. We aim to give clients confidence that services are delivered competently, safely and on time.

To learn more about our water quality services
click here, or to for more information on air quality services, click here.

Accreditations and affiliations


Legionella Control Association
Phase is a member of the LCA. The LCA was established to ensure users receive a high level of auditable services that are in full compliance with the guidance set out in L8


ISO Quality
Phase Technology has been ISO accredited since 1996 and currently holds ISO 9001:20015


ISO Environmental
Phase Technology holds ISO 14001:2015

Safe Contractor

Safe Contractor
Phase Technology is accredited by SafeContractor providing our clients peace of mind that the work is undertaken competently and safely


Human Focus
Phase Technology is accredited at Organisation Level by Human Focus for General Health & Safety Arrangements. This certification scheme has been independently accredited by RoSPA