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Find a Landscape Architect Firm

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The Find a Landscape Architect page includes all members in good standing. The Find a Landscape Architect Firm page includes firms that have one or more Full Member in good standing. Current OALA members may update their information and firm on their Settings page. If you see information about a member that you know to be out of date, please contact the Registrar who will inform the member.

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DIALOG – Edmonton
Outside Ontario
DIALOG – Toronto
Greater Toronto Area
DOBSON DESIGN DECISIONS INC
Greater Toronto Area
Accessibility Planning and Design, Climate Change mitigation, including Nature-Based Solutions, Cultural Landscapes (incl. relic, evolving and designed), and Cemeteries & Memorials, Design - Schematic Design, Design Development, Tender Ready Construction Packages, Design/Build, Green Roof Design, Interior Plantscape Design, Master Planning & Design - Trails, Greenways & Bikeway Corridors, Parks & Playground Designs, Residential - Single Family and Estate Garden Design, Splash Pad Design, Streetscape & Downtown Revitalization, Tree Inventories, Assessments & Tree Protection and Conservation Plans, and Urban Design
DTAH
Greater Toronto Area
Daria Nardone Landscape Architect
Greater Toronto Area
Dawson’s Outdoor Spaces
Outside Ontario
DeGroot’s Nurseries
Southwest Ontario
Dillon Consulting Limited – Guelph
Huron, Perth, Waterloo and Wellington
Dillon Consulting Limited – Hamilton
Hamilton, Halton and Brant
Don Naylor and Associates Ltd.
Greater Toronto Area
Design - Schematic Design, Design Development, Tender Ready Construction Packages
Dougan & Associates
Outside Ontario
Bioengineering, Biophillic Planning and Design, Climate Change mitigation, including Nature-Based Solutions, Design - Schematic Design, Design Development, Tender Ready Construction Packages, Environmental Assessments (EA) / Environmental Impact Assessments (EIS), Green Infrastructure, Sustainable Landscapes, LEED Design, Low Impact Design (LID), Land Mapping and Data Analysis, Regional Planning and Policy Development, Shoreline, Waterfront & Aquatic Habitat Restoration, Tree Inventories, Assessments & Tree Protection and Conservation Plans, and Wetland/Riparian Habitat Restoration & Stream Corridor Restoration
Douglas W. Kerr & Associates Ltd.
York, Durham and Headwaters
EDA Collaborative Inc.
Greater Toronto Area
ELEVATED LIVING LTD.
Greater Toronto Area
ERA Architects
Greater Toronto Area
EXP Services Inc.
Greater Toronto Area
Contract Documents and Administration, Design - Schematic Design, Design Development, Tender Ready Construction Packages, Green Infrastructure, Sustainable Landscapes, LEED Design, Low Impact Design (LID), Office & Retail Developments, Parks & Playground Designs, Public-Private Partnership (P3) Project Delivery, Residential Development - Multi-family, Stormwater Management Planning and Design, Streetscape & Downtown Revitalization, Tree Inventories, Assessments & Tree Protection and Conservation Plans, and Wetland/Riparian Habitat Restoration & Stream Corridor Restoration
Earthscape
Huron, Perth, Waterloo and Wellington