Our Team

Led by SAS Water's highly capable and confident senior management team, our experts - with qualifications spanning chemical, electrical and mechanical engineering, chemistry, metallurgy and microbiology - are well placed to navigate the intricacies of our valued clients' diverse water treatment or project needs.


Our highly trained technicians work directly with our clients to understand and define the critical factors fundamental for each application or project, to develop truly integrated solutions that may combine biological, chemical and mechanical processes, thereby delivering a holistic and optimised improvement to facility operations.


Andy Dowdeswell

- Managing Director

Water industry veteran Andy Dowdeswell has spent more than 25 years working in the water sector and is the founder and Managing Director of SAS Water Solution Pty. Ltd.

Focused on continual improvement, organisational excellence and superior client service, Andy leads SAS Water by example, using his industry knowledge and significant managerial and strategic expertise to drive innovation, service delivery and results-focused solutions for a diverse Client portfolio across wide-ranging industries.

Rod Franks

- General Manager, Water Treatment

As a co-owner of SAS Water, Rod is responsible for overseeing the large team of highly skilled service engineers and technicians who deliver SAS Waters' chemical water treatment solutions. As one of the industry's most experienced operators, Rod provides outstanding technical oversight, consultancy and on-site support to customers and field staff. Rod's focus is on improving system efficiency, minimising risk and importantly, ensuring all relevant government and local guidelines are met.

Rod has an exemplary track record and reputation for outstanding customer service, business management and development.

Jonathan Sharrock

- Chief Operating Officer/BD Director

With more than 25 years' experience in water and wastewater treatment, Jonathan brings extensive knowledge and industry experience to his role as Chief Operating Officer/BD Director. His industry career includes senior roles with major players in the sector, both in Australia and overseas, with key involvement in significant water projects Singapore, Korea, Egypt and China giving him a unique perspective and an ability to oversee innovative water treatment solutions across multiple industry sectors.

High level service delivery, exceptional regulatory compliance knowledge and deep technical understanding underpin Jonathan's success to date and help him provide stand-out solutions for SAS Water Clients.

Peter Trimboli

- Engineering Manager

A highly qualified engineer with more than 30 years' experience both locally and overseas, Peter oversees the technical aspects of SAS Water's many engineering projects. With extensive water and wastewater treatment experience in all facets of equipment design, equipment specification, operation and ongoing support, Peter brings high level technical expertise and a valuable industry perspective to his role.

Peter's wide-ranging experience includes media and membrane based technologies and products for potable and process water treatment plants, wastewater treatment, membrane bioreactors and ClassA+ reuse systems.

Mick Post

- General Manager, Engineering Services

A Certified Fitter & Machinist, Mick has 20+ years' experience in manufacturing, testing, service and installation, construction and project execution and management in the water industry.

Heading up the SAS Water Engineering Services team, Mick specialises in building, assembling, installing and commissioning both pre-engineered water treatment systems as well as project managing larger water treatment plant construction, along with scheduling and controlling routine operations, maintenance contracts and emergency break-down services. Mick also has significant experience in water harvesting, treatment, reticulation, chemical dosing, storage and reuse projects – as well as full turnkey solutions.

Tom Boyd

- Technical Specialist

With a background as a marine biologist and specific capabilities in biochemistry, microbiology and aquaculture, Tom brings effective management solutions to complex water management challenges which have helped establish his credentials as an industry innovator. His detailed knowledge of water chemistry and aquatic biology feeds his passion for industry innovation, and research and development for SAS Water's Aquatic Division.

Specialising in the water treatment of commercial swimming pools, hydrotherapy facilities, water features and natural water bodies, his unique skill set underpins SAS Water’s reputation as an industry leader.