OneCon Group is a trusted name in Melbourne’s commercial concreting industry, known for delivering high-quality structural and decorative concrete solutions. Since 2005, founders Adriaan Hall and Christopher Dahl have combined their expertise in construction management and landscape construction to create spaces that are both durable and visually striking. From large-scale unit developments and in-situ walls to polished concrete floors and exposed aggregate finishes, OneCon brings precision, reliability, and a client-first approach to every project. With a reputation built on integrity and craftsmanship, we partner with builders, developers, and architects to bring complex visions to life.