Looking after all your sewage needs with intelligent environmental solutions and first-class customer service

We are your wastewater 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.

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. Learn more…

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. Learn more…

Sewage plant maintenance

We service, maintain, repair and empty all types of wastewater solutions, advising on the best level of care for your system. Learn more…

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. 

Need help choosing a wastewater plant?

System selection that’s right for you

Offering a full range of high-quality equipment priced competitively, we help you get the best wastewater solution for your site. Choosing the right sewage treatment and disposal method for your site is essential to ensure effective long-term performance, protection of public health and the environment and compliance with relevant legislation. See which system is best for you.


A snapshot from our latest wastewater industry news, team updates, tips and advice, keeping you in the loop and an insight into the industry standards we take great pride in keeping at the heart of all our projects.


We are confident in ensuring we deliver a service that lives up to expectation and strive to provide a successful and on-going relationship with all our clients.