Landscape Contractors & Designers in Upper Canada Mall, Ontario

"We had an old upper/lower deck that we wanted replaced with an upper deck, and lower stone patio. Alterra was..."

"**Caution Advised** I would like to share my experience with Biwar, the owner of this company, as well as his team..."

"Great work! We are a local commercial landscaping company in Oshawa, and they are great to work with!"