WCS Group is a fast-growing and UK No.1 water treatment specialist. We don’t let growth get in the way of service delivery or our desire to plan, deliver and maintain ‘highest standards’ of water treatment and compliance. This is what we’re known for and why customers and Facility Management companies choose us as a preferred partner with national coverage. Today, we still handle all water-related treatment and hygiene for our very first ever customer (appointed in 1988).

What you can expect:

  • Highest standards of water treatment, control and management
  • Measurable and meaningful operational improvement(s)
  • Cost effectiveness – extending the service life of plant / equipment, reducing energy, water and chemical excesses
  • Uncompromising safety
  • Exacting compliance
  • Useful linkages to other Marlowe Critical Services sister companies across Fire & Security' and Air Quality divisions within one joined-up, 'best in class' Critical Service supply chain solution. Read more
WCS Corporate Presentation - External - v1.1

Our Pledge

We pledge to take time to thoroughly understand your business, objectives and ‘pain’ points. We will tell you what you need to hear and work tirelessly with uncompromising commitment and attention to detail to deliver new levels of operating performance, safety and compliance.

End-to-End Delivery

We offer a full and nationwide service from Site Survey, Risk Assessment, Proposal, Buy, Set-up, Service, Clean, Improve, Monitor, Report and tailored Training.

Predicatable Systems, Predictable Results

We are renown for ‘best in class’ solutions and outstanding outcomes. We bring a blend of proven knowledge, attention to detail, chemistry, water treatment expertise and engineering – the outcome is predictably certain and smart.

Outstanding People

We bring deep technical knowledge, backed by outstanding Operations and Engineering teams, tight administration and Olympian project management – we expect it will be noticeably better than what you’ve had in the past and complement your in-house resourcing.


Every customer has access to an easy to use, state-of-the-art portal to access jobs, reports, certificates and useful data. Remote monitoring, automated delivery and log book systems and other innovations are available and will make a substantial difference.

Alignment of Values

Corporate, Social and Environmental values and how we deliver new levels of operational performance, safety and compliance are fundamentally important to us and hopefully to you. If Reliability, Respect, Integrity and Accountability is important to you, we are probably well suited to you.