Organising committee

Who is behind the Concrete 2023 Conference?

Rodney Paull
Conference Co-Chair
Technical Director Materials Durability & Durability Consultant, GHD Pty Ltd

David Millar
Chief Executive Officer, Concrete Institute of Australia

Professor Shan Kumar
Conference Co-Chair
Principal Engineer, Sheldon Consulting Engineers
Past National President, Concrete Institute of Australia


Rodney has 40+ years’ experience in the investigation, assessment and repair for prolonged service life of existing structures and durability design with material selection of new structures. In the last 17 years Rodney has been the durability consultant lead or team member on civil and building infrastructure projects throughout Australia in market sectors water (e.g. water, wastewater, desal and dams), transport (e.g.. bridges, tunnels, wharves, jetties, etc.), resources (e.g. offshore concrete gravity structures, power stations and wind farms) and property/buildings. Prior to 2003, Rodney was in Hong Kong (9 years Taywood Engineering manager), Singapore/Malaysia (9 years to establish and manager for Taywood Engineering) and the United Kingdom. Highlights internationally include Singapore historic buildings durability restoration (e.g. Fine Arts Museum, Fort Canning, Parliament House and St Andrews Cathedral), Malaysia durability design for Petronas Twin Towers and Light Rail Transit elevated viaduct and stations, Hong Kong marine structures durability for Kwai Chung Container Terminal, MTRC existing rail tunnels and stations, MTRC and KCRC new elevated rail viaducts, stations and tunnels and Hong Kong building investigations (e.g. study assessment of 17,000+ buildings) and upgrades (e.g. The Repulse Bay). Rodney was co-winner of CIA 2017 National Excellence in Concrete Award – Technology & Innovation.

Rodney is Chair of CIA Durability Technical Committee that has published new Recommended Practices CIA Z7/01 Durability Planning (international lead document), Z7/02 Durability – Exposure Classification, Z7/04 Durability – Good Practice through Design, Concrete Supply and Construction, Z7/06 Concrete Cracking and Crack Control, Z7/07 Performance Tests to Assess Concrete Durability and soon to be published Z7/05 Durability Modelling of Reinforcement Corrosion in Concrete Structures.
Internationally, Rodney is the CIA representative member on ACI 201 Durability of Concrete and is assisting in development of a durability planning guide, is a Member Advisory Board for (English version) of China Guide to Durability Design and Construction of Concrete Structures (CCES01) and was Singapore Concrete Institute Honorary Secretary (1991 to 1995).


David Millar is the Chief Executive Officer of the Concrete Institute of Australia. He has 30 years’ experience in the concrete industry in Australia, working in the industry association sector as well in the concrete materials, construction chemicals, and precast areas. Prior to his appointment as CEO with the Institute in 2014, David was a member of the CIA for 15 years, as well as being the Executive Director of the Concrete Pipe Association of Australasia, and serving as a Director on numerous boards of affiliated industry associations and groups. David has been involved in the last 11 CIA conferences, in particular as an Organising Committee member for Concrete 2015, Concrete 2017, Concrete 2019 along with the fib 2018 Congress in Melbourne.


Shan Kumar is a senior structural and innovation engineer in Melbourne and has over thirty years’ experience working on a range of building & Infrastructure projects. His major involvement has been with high rise commercial, residential, sports venues and industrial projects in reinforced and prestressed concrete and steel structures.
He has led the Design and Construction Advisory Teams at Hickory for the seven-story modular Stella Apartment building in Cockburn, the 17 story Peppers King modular construction in Perth and the 44 story HBS modular construction in Latrobe Street, Melbourne. He also led the Structural Innovation team for the development of the new HBS system.

Shan led this team in the design and construction of number of high-rise buildings including the National Award-winning project 45 story student accommodation in Latrobe Street and CTBUH award winner 60 story Collins House (4th Slimmest tower in the world). In his previous role Shan worked with John Connell Associates, Connell Wagner and Aurecon for more than 20 years, involved with a number of Melbourne iconic projects such as Crown Casino, Eureka Tower & Marvel Stadium.

In recognition of Shan’s 30 years plus contribution to construction industry The Swinburne University of Technology has awarded Shan with honorary doctorate in engineering.   As well as being a Professional Fellow at Swinburne, he is also a visiting lecturer & honorary fellow at the University of Melbourne, and the Past National President of the Concrete Institute of Australia.

Shan has also been recently recognised as one of most innovative engineers in 2017 by the Institution of Australia for his involvement with the La Trobe tower in Melbourne Australia and was awarded the 2019 John Connell Medal by Engineers Australia for his contribution to structural engineering in Australia.

Gary Goodall 
Sponsorship & Exhibition Chair
Business Development Manager for BOSFA

Nicole Walker
Membership Services Manager, Concrete Institute of Australia

Martyn Compton
Committee Member
Director, Compton Service Pty Ltd


Gary graduated with an Associated Diploma in Civil Engineering in 1994 and has worked in the building and civil arena for most of his career.

In 2013 he held the position of W.A. President of the Concrete Institute of Australia for 2yrs. He also continues to be a long serving committee member for the Concrete Institute and is now in his 14th year on the committee.

He is very passionate about the Concrete Institute, what it stands for and its values and looks forward too many more years supporting and helping this great institution.

He has worked for Bekaert for over 13yrs specializing in Fibre Reinforced Concrete, with his engineering background construction knowledge and expertise in fibre, he offers a well-rounded practical understanding of Fibre Reinforced Concrete for the construction industry.


Nicole has extensive membership and professional development experience in associations and not-for-profits. She has been heavily involved in the creation and delivery of many conferences and although she is quite new to the world of concrete, Nicole will ensure that the event covers all the bases of education, innovation and most importantly – enjoyment! She is very much looking forward to working with the Organising Committee who has shown a solid commitment to deliver an exceptional conference.


Martyn has an extensive resume of 27 years experience in the cement, lime and concrete industry across New Zealand and Australia in sales, technical, production and quality capacities with exposure and responsibilities in premix, stressed concrete products, masonry blocks, cement and quicklime. He is a past member of CCAA cement technical committee and a member of the WA State committee. Martyn was the the past President of the WA Concrete Institute and a member of national council. Leading a group of like minded professionals to provide the education and networking opportunities to ensure concrete remains competitive and the organisation remained financially stable.

Jemma Ehsman
NEXGen Group Chair
Structural / Civil Engineer, Rio Tinto – Dampier Salt


Jemma Ehsman is a Structural / Civil Engineer at Rio Tinto – Dampier Salt based in Perth. She has been working in the engineering industry for over four years and has gained a Bachelor of Engineering, Civil Engineering (Hons) and a Bachelor of Engineering, Environmental Engineering (Hons) from the University of Newcastle. She has experience in structural analysis, condition assessment and development of remedial, maintenance and strengthening strategies of port, marine, mining and civil infrastructure.
She was the co-author of the best paper award at Concrete 2019 and is the Young Member Representative on the National Council of the Concrete Institute of Australia.