Our Team

Bob Maddison

Bob Maddison has built a strong reputation in the marketplace for managing projects that produce superior quality of work, within expected timeframes and budget. A Civil Engineer by profession, Bob reached the level of State Manager and Executive Director for Civil & Civic before setting up Maddison Property. Since then, Bob Maddison has successfully managed the company from start-up some 20 years ago until today.


James Holtsbaum

James Holtsbaum has worked with Bob for more than five years and has been lead manager on a number of major projects from conception to completion. Having also completed a Master’s of Project Management, the experience he has gained over the years has provided him with the expertise and thorough understanding of the development and design and construction process. He demonstrates a strong capability to work on a range of different projects and is very effective at building clear lines of communication with the client, ensuring that he properly understands their needs and objectives on each project. James’ focus is always to build a trustworthy and dependable relationship with all of Maddison Property clients.