CSI Montreal INC. — Serving Quebec & Eastern Ontario Ottawa • Cornwall • Greater Montreal • Trois-Rivières • Quebec City
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Regional Commercial Coverage

Serving Quebec & Eastern Ontario

CSI Montreal Inc. is a regional commercial contractor providing commercial renovations and professional locksmith services along the corridor stretching from Ottawa and Cornwall in the west, through Greater Montreal in the centre, to Trois-Rivières and Quebec City in the east.

WEST Ottawa & Cornwall, ON CENTRAL Greater Montreal, QC EAST Trois-Rivières & Quebec City, QC
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Interactive Service Corridor

Regional Service Coverage Map

Select any regional hub on the map or buttons below to view the communities served and commercial services available across Quebec and Eastern Ontario.

Quebec & Eastern Ontario Service Corridor
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EASTERN ONTARIO QUEBEC Kanata / Nepean Orleans / Rockland Hawkesbury Vaudreuil / West Island Laval / North Shore Longueuil / Brossard Ottawa, ON Cornwall, ON Greater Montreal Trois-Rivières Quebec City, QC
Illustrative regional representation of CSI Montreal Inc.’s primary service corridor. Not an exact guaranteed boundary; availability is confirmed per project.
Full Regional Corridor • QC & ON

Quebec & Eastern Ontario Corridor

CSI Montreal Inc. operates as a regional commercial contractor along the primary corridor linking Ottawa and Cornwall in the west, Greater Montreal in the centre, and Trois-Rivières and Quebec City in the east.

Communities & Areas Served
Available Commercial Services
Commercial Renovations & Interior Fit-Outs • Professional Locksmith Services & Commercial Door Hardware
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Province of Quebec

Quebec Service Areas

From the Island of Montreal and its surrounding suburbs to Trois-Rivières and Quebec City, CSI Montreal Inc. supports commercial buildings, offices, retail spaces, and property managers across Quebec.

Montreal & West Island

Central Hub • QC

Commercial renovations, tenant improvements, commercial doors and frames, and full locksmith support throughout Montreal and the West Island commercial parks.

Montreal West Island Dorval Pointe-Claire Kirkland

Laval, North Shore & Vaudreuil-Dorion

Greater Montreal • QC

Serving commercial plazas, professional offices, and multi-tenant properties in Laval, the North Shore of Montreal, and the Vaudreuil-Dorion gateway.

Laval North Shore of Montreal Vaudreuil-Dorion Surrounding Greater Montreal Communities

Longueuil, Brossard & South Shore

Greater Montreal • QC

Supporting commercial properties, retail corridors, and office buildings across Longueuil, Brossard, and the South Shore of Montreal.

Longueuil Brossard South Shore of Montreal Surrounding South Shore Communities

Quebec City & Trois-Rivières Corridor

Eastern Corridor • QC

Regional commercial renovation and locksmith project execution in Trois-Rivières, Quebec City, and communities along the Montreal–Quebec City corridor.

Quebec City Trois-Rivières Montreal–Quebec City Corridor Surrounding Communities
Province of Ontario

Eastern Ontario Service Areas

Operating across provincial boundaries, CSI Montreal Inc. serves commercial properties, retail locations, and property managers throughout Ottawa, Cornwall, Prescott-Russell, and Stormont, Dundas and Glengarry.

Ottawa & Surrounding Urban Centres

Western Corridor • ON

Commercial interior renovations, office and retail fit-outs, commercial door hardware, and locksmith services across Ottawa and its major commercial districts.

Ottawa Orleans Kanata Nepean Rockland

Cornwall, Hawkesbury & Regional Counties

Western Corridor • ON

Dependable commercial renovations and locksmith services for businesses along the Highway 401 and Highway 17/417 corridors in Eastern Ontario.

Cornwall Hawkesbury Prescott-Russell Stormont, Dundas and Glengarry Surrounding Eastern Ontario Communities
Two Core Divisions

Commercial Services Available Across Our Region

Whether managing a single commercial building or coordinating upgrades across multiple locations in Quebec and Eastern Ontario, clients can rely on CSI Montreal Inc. for both interior construction and door security.

Division 01

Commercial Renovations

Office and retail tenant fit-outs, interior framing and drywall, acoustic ceilings, commercial doors and frames, flooring, painting, and property reconfiguration across Quebec and Eastern Ontario.

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Division 02

Professional Locksmith Services

Commercial lock installation and repair, rekeying and master key systems, hydraulic door closers, panic bars and exit hardware, and access control solutions for commercial properties.

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Regional Project Support

Need Commercial Services in Your Area?

Contact CSI Montreal Inc. to discuss your project and confirm service availability in your location.

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Include your city or municipality (e.g., Montreal, Ottawa, Cornwall, Laval, Trois-Rivières, or Quebec City) along with your project details.

Primary Corridor
Ottawa & Cornwall → Greater Montreal → Quebec City
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