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Looking after all your sewage treatment needs with intelligent environmental solutions and first-class customer service
We are your wastewater and sewage treatment specialists – a family business offering a complete sewage solution to thousands of customers who rely on off-mains sewerage across the North of England, the Midlands and North and mid-Wales. Built on a foundation of knowledge, experience, product quality and proven performance we are your 1st call for off-mains services.
From a single cottage to a major Premier League football club, all of our customers receive the same professional and thoughtful service from our engineers. S&S Site Services provides a complete range of sewage treatment services, covering consultation, supply, installation, testing, and maintenance. Whatever you need, you can rely on our team to deliver exceptional service every time.

Complete Wastewater Solutions – From Supply to Maintenance
Wastewater Services
At S&S Site Services, we deliver end-to-end sewage treatment solutions tailored to your needs. Whether you're managing a small domestic setup or a large commercial site, we offer expert supply, design, installation, and ongoing maintenance of sewage treatment plants—ensuring your system runs efficiently and remains compliant with Environment Agency regulations.

Supply of sewage treatment plants
From four to four hundred people, we supply sewage treatment plant equipment in a range of sizes to suit your requirements

Sewage plant design and installation
With almost two decades’ experience, we can provide a full design and installation service for your wastewater solutions, carried out to Environment Agency standards.

Sewage plant maintenance
We service, maintain, repair and empty all types of wastewater solutions, advising on the best level of care for your system.
Expert Sewage Treatment Solutions Tailored to Your Needs
Wastewater Product Solutions
We specialise in the supply, design, and installation of sewage treatment systems for domestic, commercial, and industrial sites. Our experienced engineers will assess your wastewater requirements and recommend the most efficient, cost-effective solution—ensuring full compliance with UK environmental regulations.
Pump Stations
Where discharge to mains is available but gravity cannot be achieved we offer a range of single or twin raw sewage pump stations. Pump stations transport wastewater from a sewage treatment plant or septic tank to the discharge location, using single or twin pumps. We supply all types of pump stations for domestic and commercial use.

Supporting you 24/7
There are times when you require a little extra support, whether it’s on-site advice, back-up support, maintenance, breakdowns, service reports or emptying. Choose from our standard or premium packages for total peace of mind.
Compliant products
All of our treatment products are fully type-tested and certified to ensure compliance with relevant environmental permitting programmes and building regulations.
Managing your expectations
As one of the north west’s leading wastewater system providers, we deliver a solid foundation of knowledge, experience, product quality and service performance.
COLLABORATION
Our Supply Partners
S&S Site Services only supply, install and maintain the best equipment from reputable supply partners such as Kingspan Klargester, Marsh, WPL, Tricel and KEE Process. All equipment is tried and trusted, sourced from leading manufacturers who excel in wastewater solutions.







