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 If you see information about a member that you know to be out of date, please contact the Registrar who will inform the member.

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Collinstellations Landscape Architecture

Hamilton, Halton and Brant

Contract Documents and Administration, Cost Estimation, Design - Schematic Design, Design Development, Tender Ready Construction Packages, Parks & Playground Designs, Residential - Single Family and Estate Garden Design, Splash Pad Design, and Water Feature & Fountain Design

Conestoga College

Southeastern Ontario

Accessibility Planning and Design, Biophillic Planning and Design, Brownfield Redevelopment and Reclamation, Concept Renderings and 3D Modelling, Green Infrastructure, Sustainable Landscapes, LEED Design, Low Impact Design (LID), Land Conservation & Reclamation Planning and Design, Master Planning & Design - Communities, Master Planning & Design - Theme Parks & Entertainment Design, Public Consultation and Facilitation, Stakeholder Engagement, Regional Planning and Policy Development, Streetscape & Downtown Revitalization, and Urban Design

Cosburn Nauboris Ltd.

Greater Toronto Area

Credit Valley Conservation

Greater Toronto Area

Crystal Fountains

Greater Toronto Area

Water Feature & Fountain Design

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

DSDHA

Outside Ontario

Streetscape & Downtown Revitalization and Urban Design

DTAH

Greater Toronto Area

Dan Euser Waterarchitecture Inc. (DEW)

Greater Toronto Area

Daniel J. O’Brien Associates Ltd. Landscape Architects

York, Durham and Headwaters

Daoust Lestage architecure – design urbain – paysage

Outside Ontario

Daria Nardone Landscape Architect

Greater Toronto Area

Dawson’s Outdoor Spaces

Outside Ontario

DeGroot’s Nurseries

Southwest Ontario

Design Environment Landscape Architect

Northern Ontario

Design Workshop

Outside Ontario

Dillon Consulting Limited – Guelph

Huron, Perth, Waterloo and Wellington

Dillon Consulting Limited – Hamilton

Hamilton, Halton and Brant

Dillon Consulting Limited – North York

Greater Toronto Area

Don Naylor and Associates Ltd.

Greater Toronto Area

Design - Schematic Design, Design Development, Tender Ready Construction Packages

Donald Martin Landscape Architect

Niagara

Dougan Ecology

Huron, Perth, Waterloo and Wellington

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 Conservation & Reclamation Planning and Design, Land Mapping and Data Analysis, Master Planning & Design - Parks and Recreation, Master Planning & Design - Trails, Greenways & Bikeway Corridors, Mining and Aggregate Extraction Restoration, Shoreline, Waterfront & Aquatic Habitat Restoration, Tree Inventories, Assessments & Tree Protection and Conservation Plans, and Wetland/Riparian Habitat Restoration & Stream Corridor Restoration

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