Our People

Family owned and operated, at Southwater Ltd heart is the team. Led by Father and son duo Rob and Matthew Grant, the team is passionate about the environment and running productive and safe jobs, everytime


Rob Grant

Managing Director

After 30 years in dairy and seafood corporate roles, primarily in marketing and operations management, Rob has established a wide range of contacts and experience in the NZ primary sector. Rob started as a hands-on operator but was expeditiously delegated to head office to focus on sales and try to get the admin under control.


His marketing and business management experience since 1991 includes, 5 years offshore in marketing roles – Asia, Middle East, USA. Doesn’t do motorbikes but does keep trying on the skis and intends to get into E mountain biking.

Matt Grant

Operations Manager

Matt is a qualified Master Builder by trade and an experienced dredging & dewatering gear operator with Southwater. As water and wastewater treatment has been added to our services, he has gained valuable experience and contacts in this area.


His building training, combined with a practical mechanical aptitude has made him very effective in these roles. When not on the road completing projects and visiting new sites he will be found mountain biking, on the snow or perfecting craft beer engineering.


Kate Gittens

Finance & Administration


Originally from the beautiful city of Chester in the UK, Kate has travelled extensively eventually arriving in New Zealand 24 years ago.


She has vast Finance & Administrative experience within various industries, including The Ritz Hotel London, cafes, recruitment and cleaning companies and now is excited to be working with the team at Southwater.


When Kate has any downtime, she enjoys a good movie, relaxing with a good glass of Pinot Noir and pottering around with her camera.

Nelson McEwan



The senior senior amongst us. BE (Mech) FIPENZ. Nelson is an engineer with a wide range of management and engineering experience within NZ, Australia and Canada.


Nelson's engineering background lends him to operations and troubleshooting on the technical aspects of surveys, sampling, QA record keeping and dosing as needed for Southwater. This work fits around his regular motorbike journeys on his BMW RX80.


Speak to our friendly team to learn more about our services and how we could help you. 

We maintain valuable relationships with companies who compliment our Southwater service - meaning we can reach out for further solutions for your problem if required.