HCAA Consultant Member Directory

We have members in every State and Territory and our Full Members all have a minimum of six years' experience as a Hydraulic Services Designer and hold a Diploma of Engineering Hydraulic Services Design or equivalent - so you can trust they are the experts in their field.

Robert McCallum

Robert McCallum

5/35 Smith St, Charlestown, NSW, 2290

Rhonda Hamilton

Level 2, Suite 2.01, 4 Ilya Avenue, Erina NSW 2250

Ryan Petkovich

PO Box 4738 Hobart TAS 7000

Rod Maconachie

Suite 18, 265-271 Pennant Hills Road Thornleigh NSW 2120

Scott Harris

Suite 61 / 14-16 Wallis St Forster NSW 2428

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Brett Petersen

Suite 203, 18 Aquatic Drive, French Forest NSW 2086

Adam Johnston

Lower Ground Floor, 199 Macquarie Street, Hobart, TAS

Callum Yeates

Level 2, 30 Carrington Street Sydney

Nick Soden

PO BOX 9228 Port Macquarie NSW 2444

photo (Markus Lachele)

Markus Lachele

16A Pozieres Parade, Allambie NSW 2100, Australia

Paul Lind

Level 6 80 Flinders Street Adelaide

Guy Barwell

PO Box 720 Wahroonga 2076

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© 2025 Hydraulic Consultants Association (Australasia) Ltd - HCAA, All rights reserved.