Andrew Simpson – Director

Andrew Simpson

Technical Director

Andrew is the founding director of SDA. He has more than 30 years of experience in Australia and overseas. He has Chartered Professional status in Australia and the UK, and is currently a board member of the NSW Association of Consulting Structural Engineers.

Scott Baty – Director

Scott Baty


Scott is a Chartered Structural Engineer and a Member of the Institution of Engineers (Australia) with more than 20 years’ experience in the design and construction of building structures. 

Kevin Mongey – Associate Director Charles Blumer – Associate Director
Marie O’Looney – Associate Director

Kevin Mongey


Kevin graduated with an honours degree from Trinity College, Dublin. Since graduating he has worked in Ireland, the USA and Australia, and has been with SDA since 2003. He is a Chartered Member of Engineers Australia and a Member of the Institution of Structural Engineers (UK). Kevin has worked on a number of high-profile award winning projects such as Prince Alfred Park Pool refurbishment in Sydney, and The Crystal Hall at Australia Museum, Sydney.

Charles Blumer


Charles graduated with Honours from Sydney University, and has a Masters in design at UNSW COFA. He has over 20 years’ structural engineering experience gained in Australian and the UK. He is Chartered and a Member of Institute of Engineers (Australia).

Nick Reichinger


Nick graduated with a Masters in Engineering, Economics and Management from the University of Oxford, UK in 2001. He is a Chartered Member of the Institution of Structural Engineers (UK) and Engineers Australia. He has experience in a wide array of projects ranging from art installations to multi-million dollar retail parks both in Australia and overseas. Projects at SDA include the MCA redevelopment at Circular Quay, NIDA Graduate School and a number of Wilkinson Award winning domestic projects.

Marie O’Looney

Associate Director

Marie joined SDA in 2007. She is a Member of the Institute of Engineers (Australia) and has 15 years’ experience in Australia and Ireland. She was responsible for a number of projects that SDA were involved with that have received NSW and National Architecture Awards in 2010 and 2011.

Adam Blatchford –CAD Manager<

Adam Blatchford

CAD Manager

Adam has been with SDA since inception, and has been responsible for the implementation of the CAD systems and documentation standards. He has an Associate Diploma in Engineering, and has over 25 years’ experience in the design and documentation of building & civil structures both in Australia & overseas.