About Us

Dennis Southam & Associates (DSA) have a well-documented history spanning over 30 years. 

As a result, DSA now is globally recognised as a leader within corrosion management. Our involvement in projects in Australia and abroad have guided us to where we are today. We constantly practice, develop and improve the application and testing of GRP, FRP and GRE composite products. Our team has now become the first point of contact for many specialised engineering projects. 

Our People

Dennis Southam & Associates is formed by a group of dedicated engineers and project managers. Our team members have years of experience with composites products across various industries. The dedicated team perform our engineering solutions with the highest level of expertise precision. 

Dennis Southam - Dennis Southam & Associates About Us

Dennis Southam

Principal Engineer

Dennis Southam is the Principal Engineer of DSA. Dennis has a decorated career and is an expert in the corrosion protection industry. His expertise has seen him present at conferences worldwide and guide regulations for composite engineering. As a specialist in chemical resistant fibreglass reinforced plastics, Dennis’ duties include designing, calculating, preparing, and reviewing technical specifications. Dennis is a member of the Institution of Engineers Australia and a Chartered Professional Engineer (Ret.). Dennis’ experience is crucial to the DSA team and makes him one of the top industry leaders worldwide.

Tom Murphy

Tom Murphy

Senior Design Engineer

Tom is the Senior Design Engineer at DSA. He studied Aerospace and Mechanical Engineering at The University of Adelaide, graduating with honours. Since then, he has worked as a project engineer for the manufacture and supply of GRP products. He was involved in the Ichthys Combined Cycle Power Plant project in Darwin, NT, before consulting for GRP products. In consulting, Tom has designed GRP equipment for many processes. Inspections and analysis in plants have taken him around the country and internationally. As a result, Tom has recognised as an expert within the composites industry.

Christian Luus

Christian Luus

Design Engineer

Christian is a skilled Mechanical Engineer with hands-on industrial experience and a proven track record in mechanical design, from concept to production. He brings strong expertise in various drafting and analysis software for hydraulic, piping, mechanical, and structural disciplines, coupled with a solid understanding of Australian Standards. As a Project Engineer, Christian has extensive experience in piping and structural fabrication and installation, alongside comprehensive project management. 

Ryan Van Der Linde

Ryan Van Der Linde

Design Engineer

Ryan is a skilled engineer with expertise in designing and engineering GRP components to meet diverse client needs and manufacturing requirements. He has a proven track record in drafting component drawings for GRP and GRE equipment, leveraging analytical and FEA methods to ensure structural integrity. His commitment to quality is evident in his ability to adhere to project standards, conduct QA/QC, and select suitable composite materials. Additionally, he has experience in inspecting operational GRP vessels to assess their suitability and ensuring projects align with customer technical specifications.

Paul Figallo - Dennis Southam & Associates About Us

Paul Figallo

Group Executive Manager

Paul has a history with the Novafast Holdings group of companies dating back to 1999. Since then, he has gained a wealth of knowledge in overviewing, managing and developing complex projects. He has directed projects exceeding $50m and specialises in the management and coordination of DSA. Paul’s position as Group Executive Manager extends to Novafast and Basetec Services and has seen him execute work for many industry-leading companies.

Get in touch with our team today to find out how we can help with your next project​