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We are a safe, considerate and trusted sewage treatment specialist. We supply, install and service sewage treatment plants, septic tanks, cesspools and pump stations. We also offer other services such as CCTV drain surveys, drain jetting and percolation and porosity tests.

Trading for over 25 years, we are a family-owned business that has grown rapidly in recent years due to our commitment to exceptional customer service. We believe in good old-fashioned values like honesty, attention to detail, professionalism and delivering a job well done. These values, combined with a proven track record of completing projects on time, to the highest standard, safely and within budget, is why our customers re-use us time and time again.


At Cotterill Environmental, we also embrace innovation and have a forward-thinking approach that enables us to use the latest technologies and equipment. Our clients range from large blue-chip building contractors to domestic households.

We're extremely proud of the work that we do. We care about making a positive impact on the environment and the communities we serve through the projects we deliver.

About Us
Meet the Team

Meet the Team


Andy Cotterill

Managing Director


Clare Adams

Finance Director


Michelle James

Business Development & Marketing Director

Our Values

Core to everything we do is our values. These drive the way we work and behave as a business and are reflected across our service.


We've a wealth of experience in our specialist areas and we use this expertise to provide you with the best solution.


We strike the right balance between price, quality of work and excellent customer service to ensure great value.


Integrity and honesty are core to what we do. We have built up a reputation for being trustworthy and hard working.


We care about doing a good job and this shows in the quality of our work and our after-service. We're also a friendy bunch.


We embrace innovation and are always thinking ahead to ensure you get the best possible service.

Andy foodbank
Fun run
Ambulance in front of NHS rainbow

Our Social Responsibility

We want to make a positive impact on the communities we serve and core to this is our Social Responsibility Strategy.


This is something we feel passionate about and regularly undertake initiatives in line with this, along with our sister brands, Cotterill Contractors and Cotterill Drainage. These range from delivering donations to local food banks to showing our support to the NHS to holding or supporting charity events.

Our Social Responsibility
Working for Us

Working for us

We're always on the lookout for exemplary individuals and subcontractors to work for us.


If you'd like to join a dynamic and fast-growing company that encourages career development, don't hesitate to get in touch.

Hermitage Farm, Grove Lane,

Wishaw, B76 9QJ

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