Your Business…Is Our Business

About Us

Riverlink Corporation Pty Ltd trading as Dunny Doctor & Mandurah Liquid Waste has been operating in Mandurah and Peel Region for 24 years. In that time, the company has offered an honest and trustworthy service to all its customers.

Mr Alan Lewis (Managing Director) has used his extensive knowledge in the field of Liquid Waste to establish an excellent reputation.

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It has been a priority for Mr Alan Lewis and his wife Tammy to build a company, which is loyal to its local community. They have achieved this objective, by continually accessing procedures and striving for excellence in all work carried out.

The Company prides itself in providing cost effective, well maintained equipment, along with neat, clean, courteous, appropriately trained and accredited operators and staff. They have built the business on the basic rule of:Good Honest, Old Fashion Serviceand go that extra bit to help their customers when we can.

All Drivers/Operators and vehicles are licensed with the Department of Environment & Regulation (DER) this Government body controls the Liquid Waste Industry. The attitude to the task at hand, will always reflect the manner in which our work is carried out.


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Our company requires its employees to have an attitude that reflects positively our excellent work ethic to our customers.

A good work ethic encompasses all of the qualities that the company needs to provide a quality service and will include diligence, honesty and a positive attitude.

Dunny Doctor/Mandurah Liquid Waste is a member of the local Peel Chamber of Commerce & has a “Thinksafe Worksafe” Certificate.