Welcome to Maddison Construction! We are an Ottawa-based contracting company serving residential and commercial clients throughout the National Capital Region. Specializing in a custom landscape construction, we offer a range of services to create or retrofit your outdoor environment.

Established in 2007, our company has experienced significant growth thanks to our reputation of professionalism and craftsmanship. Whether your project requires preservation of heritage or the realization of a cutting-edge new design, Maddison Construction guarantees your satisfaction!

From initial consultation to final creation, let us build the look and feel you’ve always imagined!