Based in our Melbourne Head Office and with many years of experience, our Customer Service Team is on hand to assist our valued customers.

The Customer Service Team brings support to our National Sales Team and alignment with our Production, Quality and Product teams.

Please reach out today and let us know how Bermad Water Technologies can help.

Charlie Chow

New South Wales / Australian Capital Territory State Manager

Charlie joined BWT in 2002 with the core focus of servicing the growing waterworks, fire protection, mining and agricultural markets.

Before migrating to Australia in 1995, Charlie worked for a large gas manufacturing company as a senior manager with responsibilities in engineering and business development over a period of 23 years.

With more than 35 years’ experience, Charlie has vast knowledge and experience of the market place and a customer-first attitude. Solution-driven, Charlie prides himself in helping BWT customers design systems, select the correct equipment for their purpose and providing quality support.

Garth Bald

Business Development Manager – NSW

With over 25 years in the irrigation, plumbing and industrial fluid applications behind him,

Garth started off in irrigation, where he designed and sold irrigation systems.


Garth has also worked in senior roles across industrial pipe applications and sales, polyethylene pipe and fittings applications, national sales & service, control valves and pumping.


With extensive knowledge across different piping systems, how control valves & pumps work.

Garth is able to consult on application issues and how to get the best result for Bermad’s business partners.”

Rod Cable

Western Australian Sales Manager

With over 25 years’ experience in the irrigation and industrial water industry, Rod brings a wealth of knowledge and diverse skills in his capacity as State Sales Manager for Western Australia.

Rod’s comprehensive working history has seen him flourish both in area sales management and roles in business development.

Over his career, Rod has seen a wide variety of developments and significant industry shifts, from the way products are developed and implemented to the complexity of solution delivery.

At Bermad, he also offers broad experience in training, analysis of suppliers, product development and distribution network maintenance.

Cory Gallagher

Business Development Manager – WA

Cory has more than 20 years’ experience working in various roles involving pumps, valves, hydraulics, compressors, pneumatics, lubrication equipment and instrumentation.  Cory is a Fitter/Turner with a bachelor’s degree in mechanical engineering with a demonstrated history of working in and with the Mining and Industrial sectors.


Skilled in Project Management, Fixed Plant Installations, Procurement, and Service Coordination, Cory possesses the ability to develop long-term partnerships that bring technical and supply chain support to all industries.


Integrity and ethics form a large part of Cory’s customer service strategy and Cory enjoys working with individuals from diverse social-economic, cultural backgrounds and levels of authority.”

Michael Harrison

Victorian Sales Manager

With a Bachelor degree in mechanical engineering from Monash University in Melbourne, Michael brings with him years of metering experience, gained in various areas across the Australian water industry.

Michael’s skill set allows him to understand the design of a pipeline, and the engineering process behind a premium product.He casts an experienced eye over the delivery solutions developed by the Bermad team, having managed a diverse range of projects over the course of his career.

His service-driven approach allows him to get at the heart of technical project requirements while providing excellent client support.

David Harrison

Area Sales Manager - QLD

With over 30 years of experience in the industry, David brings a wealth of knowledge and diverse skills to his role as State Area Manager for Queensland.

As an experienced sales representative in the water control industry, with a strong focus on large scale infrastructure projects in the fire and building sectors, David brings broad experience and expertise to the Bermad team. Having previously worked for respected companies within the industry as a sales representative in branch and sales management across Queensland and New South Wales, David has been working with Bermad products for over two decades over a vast range of projects. From high-rises, underground tunnels, sporting stadiums, and more, David’s understanding of technical requirements, compliance, and pipeline systems within large-scale infrastructure ensures each project is always delivered for success.

Over his career, David has developed a varied skill set within the water control industry. Starting off as a sales representative over 30 years ago, David understands just how important it is to continuously build strong relationships with clients and industry partners.


Nathan Thalhammer

Business Development Manager – QLD

Nathan Thalhammer is the Business Development Manager for the Irrigation, Mining & Waterworks markets in QLD.


Nathan has been lucky enough to travel throughout QLD over the past 15 years and acquire a wealth of knowledge and experience over numerous sectors. Nathan’s background in Pumping, as well as his last role as QLD Manager for a filter manufacturing company, will help Nathan to support valued customers at Bermad Water Technologies.


Nathan’s will add his high work ethic and skill set to the Bermad team, to support the vast range of quality products and services offered by BWT.”

Dan Willimont

National Sales Manager

Dan Willimont is the National Sales Manager at Bermad Water Technologies (BWT) and is proud to represent a market leading manufacturer of Control Valves, Air Valves, Water Meters, and Water Technology Solutions.


Dan has over 25 years of experience in the Valve industry across Australia, Europe, and SE Asia.  With a history of working for world-leading manufacturers across multiple industry sectors, Dan focuses on providing application support with technical engineered solutions.


Dan brings a high level of service and a philosophy to support the National Sales Team in creating long-term, valued business partnerships.”

Damian Muir

Manager, Metering Technologies

Damian is part of the metering team, and is responsible for the development and technical support of BTW’s flow meters, telemetry and associated flow control solutions.

As a qualified instrument technician, Damian has 20 years’ experience in a wide range of process control equipment across many different industries, including water, mining, petrochemical, textiles, food, chemical, and others.

Regardless of the industry and environment, his philosophy is always the same: to work closely with the customer to clearly understand their needs and help with implementing the appropriate solution.

Adam Fairess

Technical Training & Support

With over 20 years in the water supply, treatment and irrigation markets, Adam joined the Bermad Team in 2023.

As a certified trainer, he has experience working with blended learning techniques, with clients across the country and internationally.

Adam is currently developing a structured and complete training catalogue to deliver to Bermad’s business partners across Australia and New Zealand.

Outside of Bermad-hours, Adam is also a volunteer with the Victorian State Emergency Service with national qualifications including Road Crash Rescue Operator, First Aid and 4WD Operator.


Colin Kirkland

Air Valve Product Manager / Technical Training

Colin has more than 40 years’ experience working in water supply and irrigation in Australia, including 24 years with BWT. He credits his training at Weir pumps in his native Scotland for providing him with a solid grounding in engineering.

Colin is a mechanical engineer and a fitter and turner, who prides himself on taking a hands-on approach when designing and implementing successful installations across all aspects of BWT’s products and markets.

As Air Valve Product Manager, Colin performs training seminars in pipeline design incorporating air release valves around Australia.

Read more about Colin: Who’s who at BWT – Colin Kirkland

Kristian Tkatchenko

Chief Executive Officer

Kristian Tkatchenko is the Chief Executive Officer of Bermad Water Technologies (BWT), Australia’s leading distributor of state-of-the-art diaphragm actuated control valves, industry leading meters and water technology solutions.

Kristian’s experience in the water industry spans both Australia and New Zealand predominately in transfer, water filtration and treatment. Bringing a philosophy to equip, enable and support his team to be the best they can be and focus on delivering solutions that look beyond just the challenge presented.

Kristian prides himself on his approach to understanding, challenging and developing businesses through value added partnerships.

Mitch Jasnos

Irrigation Sales and Digital Product Manager

As an experienced technical sales person, Mitch Jasnos is a valued member of our sales team. Mitch has also opened and heads up a regional office for Bermad Water Technologies, based in Griffith, NSW.

Mitch brings a wealth of industry and irrigation experience to assist us in sales and support of our valves and metering products, in both regional NSW and northern Victoria.

Mitch brings am exceptional level of design, technical support and customer service to the BWT team. This expertise is greatly needed and extremely valuable in one of the largest horticultural regions in Australia.

David Chaplin

South Australia / Northern Territory Sales Manager

David has worked in the valve industry in various cross-disciplinary roles for the past 34 years. During that time, he has witnessed and experienced much innovation and change to the market, its products and solutions.

With experience working across a variety of Sales and Development roles, his first-hand knowledge of valves, fittings and accessories is one of his key professional strengths.

As South Australia is an area with one of the world’s harshest environments due to high saline ground water, David has also helped to pioneer in-field testing for BWT products in sewage applications.