About Altree

Creating a new legacy in real estate development

Founded by Zev Mandelbaum, Altree stems from a long lineage of multi-generational expertise in bringing to fruition landmark projects and iconic communities throughout Toronto and the GTA. Zev is one of the visionary co-founders behind Marlin Spring, and a third-generation developer with deep roots in the industry that date back to the 1950s through H&R and Lanterra Developments.
Altree is committed to challenging the status quo and breaking new ground in creating inspirational residential, commercial, and retail projects with a compelling offering that creates significant value for customers, investors, and community stakeholders.