About Us


Our Roots

WPL is now a part of WCS Environmental Engineering.

WCS Group forms part of Marlowe’s grouping of water and air industry – UK leader in specialist services that ensure safety and regulatory compliance.

As part of WCS, we have the in-house skills and expertise to deliver from a single point of hire to full turnkey solutions, from influent to effluent, with the capability to close the loop with water reuse.

Our high level of expertise means that we offer all of our customers, from the individual home owner to the large municipal communities and industrial markets, robust wastewater treatment process solutions that are environmentally compliant.

In January 2021 – our 30th anniversary year – WPL joined the WCS Environmental Engineering.

Our Philosophy

It is our philosophy to research, design, manufacture, and source and supply a wide range of advanced environmental wastewater products and services that both meet and exceed our customer’s expectations, as well as contributing to protecting the environment for future generations. This procedure is carried out to benefit our employees, customers, suppliers, stakeholders and the wider global community in which we operate.

Through our proven technical expertise, we can apply the right process to the right application, ensuring our customers have complete peace of mind that the performance will be environmentally compliant, including security of discharge standards.

A team you can trust

You will be supported by our team of highly trained individuals with the best knowledge within the industry and an unrelenting passion for what we do.

Our aftersales care demonstrates our clear commitment to building long-term relationships with our valued customers and we will always endeavour to help you in any way that we can.

Our recommended independent installation, service and maintenance network is an extension of our team and as such, they adopt the same philosophy.

Find your local professional

UK water utility project at a glance

Castle Hill Development at Ebbsfleet

Wastewater treatment plant at the Castle Hill, Kent – the first phase of the Government’s new garden city to be built at Ebbsfleet Valley. The new town of Ebbsfleet is one of the most important developments in the south of England, with plans to build 15,000 new homes for a planned population of 40,000.

Metropolitan Director, John Marsh said

“Metropolitan has worked with Landsec to provide a multi-utility solution for the site and the provision of all its essential connection requirements. Finding a cost effective solution for the treatment of wastewater has led Metropolitan to install the onsite Hybrid-SAF™ plant –which meets the entire needs of the Castle Hill development delivered on time and to budget.”


Quality Standards

Our process engineering expertise is valued by all of our customers; including the highly regulated water utilities right through to individual home owners, each equally as deserving of the highest quality standards.


Accreditation Standards & Compliance

Ever vigilant as to current and pending legislation, our focus is to provide fully compliant, fully supported, future-proof results for our customers, time after time.  We ensure that our environmental wastewater treatment solutions are designed and proven to exceed all current or proposed discharge consent standards.

For more information on regulations in your area, please see our FAQs  or Contact Us

WCS Environmental Engineering

Accredited ISO 14001:2015

ISO 14001:2015 – Recognised for our Environmental Management System compliance.

Accredited ISO 9001:2015

ISO 9001:2015 – Recognised for our Quality Management System requirements for all areas of the business.

Accredited ISO 45001:2018

ISO 45001:2018 – Our mission is to ensure that we enforce standards with our Occupational Health & Safety Management System.

Achilles UVDB verified (059234)

Utilities sector proven supplier pre-qualification system to manage risk within the supply chain and comply with EU regulations.

Composites UK

WPL is a member of Composites UK, an accredited trade association for the UK composites industry, promoting the best practice use of composites materials.

Investors in People

Investors in People is an internationally recognised accreditation for our standards of better people management.

British Water Trade Association

UK Water and Wastewater Industry member.

British Water Packaged Treatment Plant (PTP) Focus Group

WPL Technical Director Andrew Baird has 30 years’ experience in the water and wastewater treatment industry. As a former convenor of British Water’s Package Treatment Plant Focus Group, he has been influential in the development of British and European Standards and continues to promote good practice in design, installation and maintenance of compact treatment technology.

WPL is also a member of British Water Trade Association for the UK Water and Wastewater Industry.

Accredited CPD Seminars

WPL presents free accredited CPD seminars on off-mains sewage treatment, delivered virtually or on site at your location of choice.

WPL Diamond

  • BS EN12566-3 2014CE marked, fully type tested and certificated in accordance with the mandatory European standard BS EN12566-3 2014 for small wastewater treatment systems.

  • Part H2 for building regulations – Fully compliant in the UK with HM government guidance for Drainage and Waste Disposal, Part H2 for building regulations of wastewater treatment systems.
  • Local Authority Building and Control approved – LABC approved England and Wales, which means the WPL Diamond has been assessed against Building Regulation requirements and can be fast tracked through the building regulation process saving you valuable time.
  • General binding rules – Meets current legislation for exemption from a permit to discharge by the Environment Agency (EA), England, as per the General Binding Rules document.
  • British Water flows and loads codes of practice – Designed using the British Water Flows and Loads code of practice, to ensure correct sized tanks.
  • The Diamond is UK and European patented. This means that our design is completely unique. Patent number: GB 250337.
  • Diamond, France – AGRÉMENT MINISTÉRIEL 5, 10, 15, 20 EH: n°2015-011-ext 1à3.  CE marked, fully type tested and certificated in accordance with the mandatory European standard NF EN12566-3 2014 Annex A, B and C for small wastewater treatment systems up to 50 EH.

Our Vision and Values

Our Vision

Our Vision

WCS Group – To be the UK’s leading water treatment and property compliance company delivering exceptional experience and results for our customers, employees and shareholders.

Our Values

Our Values

Respect, Integrity, Accountability, Reliability