Greenstone Group is excited to announce that we are now Colliers Project Leaders. From humble beginnings, we’ve grown into a diverse team of property advisors with extensive experience in all aspects of project management and development. We offer comprehensive services to enhance your project every step of the way. From tenancy and leasing management, through to project audits and owner representation, we have the scope, scale and skills to enhance your project. We can offer full conceptualisation from the get‐go, or add value to your ideas through property advisory and project management. We know that your project is unique; requiring care and insight from the initial concept and design, right through to final delivery. We’re driven by our bespoke project framework, ITR. A process robust enough to guarantee our standards, while maintaining the flexibility to adapt should the needs of your project change. Each member of our team has the determination, aptitude and support to bring even the most complex developments to life. With Colliers Project Leaders | Greenstone Group on your team, your ideas will become a reality.
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The Colliers Project Leaders | Greenstone Group annual revenue was $89.4 million in 2026.
John Wagener is the Managing Partner of Colliers Project Leaders | Greenstone Group.
32 people are employed at Colliers Project Leaders | Greenstone Group.
Colliers Project Leaders | Greenstone Group is based in Hamilton, Waikato.
The NAICS codes for Colliers Project Leaders | Greenstone Group are [53, 5312, 531].
The SIC codes for Colliers Project Leaders | Greenstone Group are [6531, 65, 653].