SJ Allen Holdings delivers expert vacuum excavation and pump station servicing across Otago. From sludge removal to preventative maintenance, their liquid waste management services keep wastewater and stormwater systems running safely and efficiently.
We offer sludge removal service and sludge tank cleaning with full compliance tracking, reducing downtime and extending equipment life. Their vacuum truck excavation capabilities make even tough jobs clean and fast.
Reliable, safe, and responsive — that’s liquid waste management done right. Contact them today.
