RST Environmental Solutions Ltd

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RST Environmental Solutions is New Zealand's leading expert in erosion control and bio-engineering. We take pride in giving our clients the best possible service and products backed up by decades of knowledge and experience.

Our expertise and range of services are second to none. Whether you're local government, a contractor or a consultant, we guarantee you'll get exceptional results from us.

We provide complete solutions that are at the forefront of erosion and sediment control. Our services and products include; bio-engineering, flocculation systems including HaloKlear, aqua dams, portable coffer dams, over sowing, subdivisions, hydro seeding, steam rehabilitation and enhancement, wetlands, seeding, landfills, anchors, dust control, bioseek and straw mulching. We also design, supply and consult.

 Have you seen our new website for electronic dosing systems and Telemetry services?


  • Bio-Engineering
  • Flocculation systems
  • Aqua Dams
  • Over sowing
  • Subdivisions
  • Hydro seeding
  • Stream rehab
  • Wetlands
  • Retaining walls
  • Seeding
  • Landfills
  • Anchors
  • Dust control
  • BioSock
  • Straw mulching
  • Design and consultation
  • + More..



Members of:

NZ Contractors IECA NZ Water



RST now offers a full range of products and services including; design, supply, installation, maintenance, environmental monitoring and auditing