Paul O’Callaghan, MBA, CDCMP, brings more than 30 years of international construction and infrastructure leadership to his role as Project Executive. His experience spans major infrastructure and marine projects worldwide, including subsea power transmission between England and France, offshore energy platform construction in the North Sea, port development programs in Papua New Guinea, and large-scale logistics facilities in Australia. With a background in electrical engineering and project leadership, Paul provides strategic oversight across all phases of project development—ensuring technical excellence, operational efficiency, and successful project delivery. His global perspective and industry expertise strengthen Marina Partner’s ability to execute complex projects and pursue new opportunities in domestic and international markets.
Total Years of Experience
30 Years
Industry Experience
Courses & Accreditations
Key Career Highlights
Ports and Marine
Williams Marine Construction
Fremantle
Recommended Reads

5 Expert Tips for Commercial Property Development
In this post, we are excited to share valuable insights and tips for commercial property development, drawing from GCM’s extensive experience in the industry. Whether you’re a developer, investor, or simply interested in commercial real estate, this guide will provide expert advice to help you navigate the complexities of property development and achieve successful outcomes....
Learn More about 5 Expert Tips for Commercial Property Development
Innovative Tilt Wall Construction: Efficiency and Strength
Today, we are excited to explore the benefits and applications of tilt wall construction, a method known for its efficiency, cost effectiveness, and structural strength. With decades of experience, GCM has mastered the art of tilt wall construction, delivering durable and high-quality buildings. In this post, we will highlight our expertise, showcase the Miromar Design...
Learn More about Innovative Tilt Wall Construction: Efficiency and Strength
Navigating the Challenges of Commercial Construction
Today, we delve into the intricate world of commercial construction and explore the common challenges faced by industry professionals. At GCM, we pride ourselves on overcoming these obstacles through strategic planning and expert execution. Whether you’re a seasoned contractor or a business owner looking to embark on a new construction project, this post will provide valuable insights...
Learn More about Navigating the Challenges of Commercial Construction




