Colin Calder

Project Delivery

Group Managing Director

Experienced civil engineer with 27+ years in major global infrastructure projects.

Led WestConnex Stage 1B as Construction Manager, ensuring smooth surface works and project handover.
Consulted on Sydney Metro Northwest, providing insights for Skytrain viaduct construction.
Specialises in project strategy, team management, and financial oversight.

Civil engineer with 30+ years of experience leading aviation and infrastructure projects across diverse sectors.

Chief Operating Officer

Seasoned Project Manager with 27+ years of experience delivering infrastructure projects for Transport for NSW.

General Manager - CJC Regional

Over 30+ years in structural engineering, design and project management within building and infrastructure sectors.

Design, Compliance and Completions Manager

Seasoned road infrastructure engineer with 18+ years’ experience in complex construction oversight.

State Manager - QLD | Senior Project Manager

17+ years’ experience in major rail, road, and freight infrastructure across Australia and NZ.

Project Manager

Senior Project Manager