About Us

QES are water & air treatment and management specialists with over 20 years experience in developing and delivering air and water quality regimes to organisations of all sizes throughout the UK.

Among our clients we are proud to number some of the leading names in sectors such as:

  • Building Services
  • Facilities Management
  • Health & Social Care
  • Education
  • Local and Central Government
  • Sports, Entertainment & Leisure
  • Manufacturing
  • Retail
  • Banking & Financial Services
  • Power Generation & Utilities

High Standards & Exceptional Commitment

But whether our client is large or small we deliver the same high standards in every aspect of the service we offer from Advice, Guidance & Consultancy Services to Risk Assessments, Testing Regimes and Maintenance Works.

With offices in both Sheffield and Sandbach, we operate nationwide through our regionally based teams of qualified engineers.

We operate to the most rigorous standards of Health & Safety and other national Standards and Guidelines such as ACOP L8 and HTM04-01.

Diligence and attention to detail are at the heart of everything we do and developing and training our people is the foundation of this.

All our staff - especially our engineers - undertake regular CPD activity to ensure that we have the most experienced and qualified people available to serve our clients and deliver on our promises!