Welcome to Clearmasters Environmental Ltd

Clearmasters Environmental understand you need a highly effective and professional Drainage & Liquid Waste Disposal company to help you when you have issues in liquid waste management. Our friendly and professional team operate around the clock, to ensure that we are always on hand to take your call and offer you a fast, responsive and highly effective solution to any of your environmental needs.

Whether you’re a domestic or commercial client, Clearmasters Environmental understand the importance of every job, no matter the size. From our office staff to our engineers on the road, the team will utilise their expertise and experience to find a reliable and high-quality solution for your waste disposal and drainage needs. With free quotations and competitive rates, Clearmasters Environmental are dedicated to providing you with an unrivalled level of excellent customer service.

Our Services

At Clearmasters Environmental, we are driven by a passionate and motivated team enabling us to provide our clients with a wide range of Liquid Waste Disposal and Drainage Services throughout London and the South East of England. Utilising state-of-the-art equipment our highly trained, professional team will quickly and efficiently diagnose the issue before implementing the best solution. When you have issues with your liquid waste disposal and drainage, you want a knowledgeable liquid waste management company who can offer you a comprehensive range of solutions.

  • Septic tank emptying

    Domestic Services

    Whether you require an emergency attendance or would like to book a scheduled maintenance visit, Clearmasters Environmental are available 24/7, 365 days of the year. Across Surrey, Sussex, Kent, Hampshire and London, we provide domestic Septic tank, Cesspit and Sewage treatment plant emptying, Blocked drain clearance, Pump chamber maintenance and CCTV surveys. In our 34 years’ of operation, there isn’t much we haven’t seen and solved! Our fleet of tankers boast state-of-the-art equipment in order to provide you with a highly professional and reliable service at highly competitive rates.
    Septic Tank Emptying | Cesspit Emptying | Sewage Treatment Plant De-Sludging | Servicing and Installations

  • Servicing and installations

    Business Services

    At Clearmasters Environmental we offer a comprehensive range of commercial and industrial Liquid Waste Management services throughout London and the South East of England. Emergencies can happen at any time and drainage issues often require an immediate response, so you can be assured that our 24hour response team are always available to quickly and efficiently solve your drainage needs. Whether you’re in need of Gully clearance, Flood water removal, Pump station maintenance, Grease trap emptying or other Liquid Waste Disposal Services, please contact our dedicated office team for expert advice on all of your drainage and environmental needs.
    CCTV Drain Surveys | Pump Station Maintenance | Soakaway Maintenance | Liquid Waste Tank Services

Liquid waste disposal and drainage services in the South East of England

From our base in Reigate, we regularly provide our liquid waste disposal services throughout the South East of England, including:



West Sussex


East Sussex


Locations we cover 44 48 64 56 56 52 68 60 64 64 68 68 60 64 72 64 60 68 76 80 68 64 56 76 68 68 72 76 60 72 84 76 72 84 84 80 64 84 60 88 84 96 88 88 92 92 96 104 92 84 96 96 92 88 96 92 96 92 104 92 128 108 128 128 128 68 100 116 132 124 104 132 188 176
01737 842509 (Office)


07747 350278 (Out of Hours)

Frequently asked questions

Contact Form

What our customers say...

As in the past, prompt and reliable. Made an effort to fit my urgent callout into their schedule. Knowledgeable and courteous crew. Would not hesitate to recommend this company. 

Excellent service. The operators could not have been more helpful. Both very professional and solution-focused. 

It was so refreshing to have such an excellent service completed to such a high standard. The chaps were incredibly knowledgeable and helpful and they have my highest recommendation. I will certainly be using them again for our new build. 

We highly recommend this local company. Very efficient and thorough service, carried out by a very pleasant chap who took the trouble to explain how the system worked etc. Invoice was lower than quote as they did not have as much volume as they estimated to take away!! 

Very efficient. Willing to change the time at short notice to suit us. Prompt and quick service. Also gave informative advice re a new tank. 

Clearmasters were the only company from those were asked to quote (5) who understood the complex system that we have. The complete system was mapped out and explained in layman terminology. Their work was excellent. They carried out the work without any hassle. The engineer and his team were all polite and knowledgeable. The office team were always happy to oblige throughout a protracted and arduous process. Would we use them again most definitely. Would we recommend them most definitely.