About Us, Stormwater Products & Systems

Stormwater360 is New Zealand’s stormwater management specialist company and the leader in stormwater management innovation.

At Stormwater360, we are at the forefront of stormwater management innovation.

Proudly New Zealand owned & operated since 1996, we have developed and delivered efficient, innovative and award-winning solutions to manage stormwater runoff and reduce its impact on the environment.

Drawing on our extensive portfolio of traditional treatments and green infrastructure technologies, we offer complete stormwater management for any site. Whether your site requirements are simply for the screening or filtering of litter & sediment, or whether your stormwater runoff contains ultra-fine contaminants, soluble metals or nutrients, our product range covers every aspect of stormwater treatment.

Research and development are key to our work and using the latest tools, technologies, and research, we continue to develop new sustainable solutions to protect the water and help improve the environmental footprint.

We are passionate about the environment and proud to be working towards cleaner water and a sustainable future.

Our Exec Team

Mike Hannah

Greg Yeoman

Mike Hannah

Co-founder, Managing Director and Technical Engineer

Determined to deliver innovative stormwater solutions, Mike established Stormwater360 with Greg Yeoman in 1996. A crusader for cleaner waters, he was instrumental in introducing the first international stormwater technology to New Zealand. Mike is passionate about stormwater and over the past 24 years has designed, implemented, and tested numerous stormwater solutions across Australasia. He loves anything to do with the water and in his spare time can be found fishing and diving.

Greg Yeoman

Co-founder, Director and Designer

Greg is one of the original visionaries of Stormwater360. He has a Bachelor of Architecture and a design background as well as 20 years’ involvement in stormwater management. He is also the director of Stormwater360’s green infrastructure programme and our lead green-roof designer. Greg is passionate about the environment and developing new technologies to protect our water.