Formerly known as Cambridge Septic Tank Services and Waikato Water & Cartage – still the same owners!
About CST Group
CST Group is a highly experienced team of service technicians that are well trained to handle an extensive range of services.
They are committed to providing exceptional service and advice across all three brands which include; Liquid Waste Removal, Hydro Excavation, Bulk Water Deliveries and CCTV Pipe Inspection services.
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What our customers say about us...
“To everyone at CST Group, thanks for the great service. From the staff in the office right through to the guys on the truck (Joe and Gareth) you do an awesome job.”
G.W - Horotiu Road 
“A really pleasant booking lady on the phone. Chris is a thoroughly nice and considerate chap, he and Nathan were very efficient – in 20 minutes they were done, cleaned up and on their way and we had reassurance from the card that all was well with the condition of the tank too!”
B.J - Milton Street
“Highly impressed with the operators. Super clean and tidy. Really knew their job. Explained the workings of the septic tank system to me.”
C.H - Swayne Road
“Excellent service. Chris did a wonderful job in cleaning out our septic tank, and our neighbour’s. He was very respectful of our property in carrying out the tasks. Thank you Chris”
V.K - Marychurch Road
“I really appreciated the top service, and the guy that came to site – he did your company proud.”
P.B - Freidlander Road
"Very happy with the service, and with the two young men in your employ - they were very good to deal with. Importantly - thanks for the jellybeans!!!
A.V - Ngaroto Road
“Had them in for our septic tank in Morrinsville. Fast service, good pricing, friendly guys. Thanks so much, will def recommend and use again.”
T.T - Morrinsville Road
"Absolutely wonderful service, Really nice guys and really helpful. Dug it up and did his job very well. I will be recommending you to my friends."
Z.L - Reynolds Road
"...I want to thank the delivery driver for being so kind and helpful - it was very much appreciated....We wish to thank your team for great service and for going the extra mile."
H.L - Paratu Road
"Thorough service carried out in a friendly competent manner. The site was left clean and tidy. Highly recommend."
R.P - Ohaupo Road
"Absolutely wonderful service as per normal!! CST have us diaried to follow up and do so with the excellent service we have come to expect!"
R.H - Cranmere Drive
"Very pleased with the short noticed I gave them and the time they took in removing a stuck bung 4 meters into the pipe came in helpful and friendly and allowed me to continue with my testing procedures...Service is great, definitely use them again!!"
M.B - Cambridge Road
"I found dealing with Cambridge Septic Tank Services just great for my tank cleanout. Their communication was excellent and very professional. The gentleman who attended Dave, was prompt and efficient. Nothing was an issue and he provided a wonderful service. Will certainly use them again."
D.B - Nagar Lane
"Thank you so much for sending the most awesome person to do our job...Chris is an absolute asset to your company, what a gentleman....very respectful, honest and hardworking. I will be recommending your business!"
K.L - Wardville Road
"Lovely men, they did a great job, really happy with the service!"
C.M - Peake Road
"Arrived as scheduled. Respectful of yard and gardens as requested, when driving to tricky location. Job done professionally, efficiently with good equipment. Thank you "
B.M - Wells Place
"Very good service and very pleasant men. I couldn't ask for any better. Great work"
B.L - Zig Zag Road
"Prompt, friendly and efficient service. They left the area which he dug up just as he found it...sods of dirt/ grass were returned neatly into place so you could hardly tell he had been"
J.P - Hetherington Road
"Excellent service late in the day when others would have made us wait until the next day. The driver was very polite, respectful and it is a pleasure to be able to write this testimonial"
T.C - Hana Lane
"I have found dealing with Cambridge Septic Services really good and would recommend them to anyone. Job well done, on time and left everything very tidy."
J.B - Aspin Road
"I thought your driver and operator, went above and beyond my expectations. Was helpful, kind and gave great advice. Also on your guys part, provided fast service. Highly recommend"
J.F - Glen Ida Way
"Both the lady in the office who arranged my booking and the two men who came to clean the septic tank were professional and helpful. I really like the 8 point check card and my other questions were answered professionally which gives me confidence in your service....Great job, professional and efficient."
D.N - McLarnon Road
"A couple of delightful guys, were really helpful, told me things I didn’t know about my tank."
D.N - Dromara Drive
"Awesome prompt service! Were there within 2 hours of our phone call – highly recommend!"
C.B - Hannon Road
“Awesome service would recommend and use again.”
J.S - Morrinsville Tahuna Road
“Great service, they have all been really pleasant to deal with. Shanon and Nathan were so quick emptying the tank and cleaned up all the mess before leaving – great service.”
J.B - Great Collins Street
“I recommend Cambridge Septic Tank services as Chris was polite as he drove his truck safely around our property to where the septic tank was. Thanks Chris and CST Group, glad we got you guys in summer instead of winter as the paddocks get mucky!”
K.P - Lowe Road
“Fantastic staff and service, Chris came to check and clean our tank and was incredibly friendly and helpful. We will definitely use them again and recommend their services 100%.”
G.C - Rukuhia Road
“Fantastic service from Chris at CST Group cleaning our septic tank. Very professional and polite. Highly recommend!”
R.E - Newell Road
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Enquire now about our services
- 0800 11 44 90
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Physical Address:
46 Matos Segedin Drive, Cambridge -
Postal Address:
PO BOX 685 Cambridge 3450 - office@cstgroup.co.nz
