Keeping your wastewater and stormwater systems flowing shouldn’t feel like a drain on your time—or your wallet.

SJ Allen Holdings offers expert pump station servicing, sludge removal services, and sludge tank cleaning across Otago, ensuring your systems run smoother than a well-oiled pump. Plus, our vacuum excavation and vacuum truck excavation services make tackling tricky jobs a breeze.

Why Choose SJ Allen Holdings?

With over 25 years’ experience servicing Otago, we understand the unique challenges of regional pump systems. Our licensed operators follow strict safety protocols, so you can rest easy knowing your infrastructure is in expert hands.

Benefits of Our Pump Station and Liquid Waste Management Services:

• Minimise Downtime and Avoid Costly Backups
  Regular pump station servicing and maintenance keep your system flowing and prevent messy overflows that cost time and money.
• Stay Compliant with Council and Environmental Regulations
  Our team ensures your sludge tank cleaning and liquid waste management practices meet all Otago standards—no fines, no fuss.
• Extend the Life of Your Equipment
  With routine sludge removal services and pump maintenance, we reduce wear and tear, giving your pumps and tanks a longer, healthier lifespan.
• Peace of Mind with Scheduled Maintenance
  Using advanced electronic workflows, we track inspections, maintenance, and cleaning schedules so you don’t have to. Your pumps—and your mind—will thank you.
• Quick, Clean Emergency Response
  If disaster strikes, our 24/7 support team is ready to jump in with vacuum truck excavation or emergency sludge removal services, keeping your system—and your day—on track.

Combine vacuum excavation with our sludge tank cleaning for a fully clog-free experience. It’s the perfect way to keep your Otago pipelines and sumps flowing with expert sump cleaning without interruption.

Contact Us

Don’t let your pump stations or liquid waste systems get backed up. Contact our liquid waste specialists today to schedule maintenance, emergency coverage, or preventative strategies.