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Current Projects

Annacis Water Supply Tunnel

Vancouver, British Columbia

Ensuring the sustainable, reliable supply of clean drinking water for growing communities, the project involves the construction of two deep vertical shafts, one on each side of the Fraser River, connected by a 2,350-metre tunnel between New Westminster and Surrey, as well as the installation of a watermain, valve chambers and surface piping.

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Bell Canada Gigabit Fibe Service


With Aecon’s help, Bell has been deploying gigabit fibe service quickly and efficiently, while revolutionizing the way that internet access is delivered to customers' homes. Aecon is no stranger to working with Bell Canada.

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Bruce Power Rendering

Bruce Power Fuel Channel and Feeder Replacement

Tiverton, Ontario

The project is the centrepiece of the Major Component Replacement (MCR) program which will see the replacement of the main components of the reactor. Unit 6 is the first of six reactors being replaced by Bruce Power through the MCR program.

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Bruce Power

Bruce Power Steam Generator Replacement

Tiverton, Ontario

The Steam Generator Replacement Team (SGRT), has been contracted to replace steam generators at Units 3,4 and 6 of the Bruce Nuclear Generating Station in Tiverton, Ontario. SGRT is a 50/50 joint venture between Aecon and SGT (a partnership between Framatome and United Engineers & Constructors).

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Aerial view of Buffalo Pound Water Treatment Plant

Buffalo Pound Water Treatment Plant Renewal

Moose Jaw, Saskatchewan

The Buffalo Pound Water Treatment Plant serves the cities of Regina and Moose Jaw, SaskWater, and the Buffalo Pound Provincial Park, which supplies water to many communities in the region. In total, the plant supplies water to over 260,000 people.

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View of transmission pylons in the sunset

Chatham to Lakeshore Transmission Line

Southwestern Ontario

Aecon is building a new double-circuit 230-kilovolt transmission line from Hydro One’s Chatham Switching Station to the Lakeshore Switching Station.

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Port of Montreal

Contrecœur Terminal Expansion

Montréal, Québec
Contrecœur Terminal Constructors General Partnership, has signed a contract with the Montréal Port Authority for the Contrecœur Terminal Expansion project in-water works under a Progressive Design-Build approach.
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Darlington New Nuclear Project

Clarington, Ontario

The Darlington Small Modular Reactor (SMR) will be a GE Hitachi BWRX-300 reactor, a new class of nuclear reactors that provide up to 300 megawatts of electric power – enough to supply over 300,000 homes – and have been designed to reduce construction costs compared to traditional nuclear generating stations. 

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Darlington Nuclear Worker

Darlington Nuclear Refurbishment

Clarington, Ontario

The Darlington Nuclear Generating Station, one of the top performing nuclear stations in the world, has produced 20% of Ontario’s electricity since the early 1990s. Powering forward, the refurbishment project will extend Darlington’s operations to 2055.

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Deerfoot trail with heavy traffic in both directions

Deerfoot Trail Improvements

Calgary, Alberta

Aecon is working on four contracts to provide additional lanes and improve safety on Alberta's busiest highway and a critical component in Calgary's transportation network.

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District 1 Middle-Mile Broadband


An Aecon joint venture is installing 210 miles of middle-mile broadband network and repeater hubs in California. The project is delivering broadband to unserved and under-served communities, creating affordable open-access broadband infrastructure, and enabling network connectivity and equitable high-speed service.


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Eglinton Crosstown LRT

Toronto, Ontario

Creating reliable and faster service, the Eglinton Crosstown LRT will run along Eglinton Avenue between Mount Dennis (Weston Road) and Kennedy station. This 19-kilometre corridor will include a 10-kilometre underground portion, between Keele Street and Laird Drive and will have 25 stations and stops.

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Render of the Eglinton Crosstown West Extension Elevated Guideway

Eglinton Crosstown West Extension – Elevated Guideway

Toronto, Ontario

Aecon is delivering the 1.5km elevated guideway for the Eglinton Crosstown West Extension (ECWE),  that will run along the north side of Eglinton Avenue West, from just east of Jane Street to just west of Scarlett Road. 

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Eglinton Crosstown West Extension Advance Tunnel

Toronto, Ontario

The Eglinton Crosstown West Extension (ECWE) Tunnel will improve mobility for the community, decrease traffic congestion and reduce emissions by providing a new, more sustainable transportation option in Toronto.

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Excavating ground

Enbridge Gas Inc. Alliance Agreements

Ontario and Quebec

The extension of Aecon’s legacy alliance agreements with Union Gas and Enbridge Gas Distribution, which merged in 2018 to create Enbridge Gas Inc., represent additional recurring revenue opportunities in utilities operations – building on a 20-year relationship with Enbridge..

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Finch West LRT Vehicle

Finch West LRT

Toronto, Ontario

With 18 new stops and stations spanning from Humber College to Keele, the 11-kilometre Finch West LRT will be a fully integrated system connecting TTC, GO, Miway, YRT, and Züm transit services.

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Giant Mine October 2023 - Cropped

Giant Mine Remediation

Yellowknife, Northwest Territories

As part of the wider remediation project at Giant Mine, Aecon is constructing a new water treatment plant to process contaminated water from the below-grade mine pools.

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160901 Final, Retaining Wall 03

GO Expansion On-Corridor Works

Greater Golden Horseshoe Area, Ontario

The GO Expansion is the largest transit project in Ontario’s history – transforming transit across the province. This innovative, fully integrated contract begins with a two-year collaborative development phase to finalize the scope, commercial structure, and pricing of various elements of the project, with certain construction and early works activities commencing during this phase.

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Gordie Howe Bridge under construction

Gordie Howe International Bridge

Windsor, Ontario and Detroit, Michigan

This once-in-a-generation undertaking includes a 2.5-kilometre cable-stayed bridge with six lanes (three Canadian-bound and three U.S.-bound), and two approach bridges. The bridge connects Windsor, Ontario and Detroit, Michigan and also includes a 130-acre Canadian Port of Entry and a 148-acre U.S. Port of Entry.

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Aerial view of I-90 – SR 18 Interchange

I-90/SR-18 to Deep Creek Interchange Improvements and Widening

Snoqualmie, Washington State

The diverging diamond interchange will improve the flow of traffic by reducing the number of traffic signals and offering more free turns for drivers entering and exiting the interstate. Growth in Snoqualmie Valley has resulted in the current I-90/SR-18 interchange being one of the busiest in Washington State. 

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John Hart Dam Seismic Upgrade Project

Campbell River, British Columbia

Aecon is the lead partner in a consortium working to deliver the first phase of a two-phase civil construction contract to upgrade the earth stabilizing infrastructure and improve the seismic resiliency of the dam to ensure the continued supply of safe, reliable power for surrounding communities.

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Kicking Horse Canyon Project – Phase 4

Golden, British Columbia

A joint venture in which Aecon is the lead partner is upgrading approximately 4.8 kilometres of the highway, constructing new bridges, realigning 13 curves and widening the highway to four lanes, with median barriers and wider shoulders to accommodate cyclists. 

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Aerial View of Kingstown Port modernisation

Kingstown Port Modernisation Project Works, Lot 1: Primary Cargo Port

Saint Vincent and the Grenadines

The Kingstown Port Modernisation Project includes designing and building a cargo port and relocating a sewer outfall line, as well as road upgrades and strengthening within the port catchment area in Kingstown.

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Ladore Dam

Ladore Spillway Seismic Upgrade Project

Campbell River, British Columbia

Aecon EBC Ladore General Partnership, a consortium between Aecon (60%) and EBC (40%), is delivering BC Hydro’s Ladore Spillway Seismic Upgrade Project. This two-phase procurement process includes an Early Contractor Involvement (ECI) phase to collaboratively plan and prepare for construction, with the second phase planned to be complete by the end of 2024.

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Construction site of Montreal Airport station

Montréal-Trudeau International Airport REM Station

Montréal, Quebec

This critical hub will be a significant addition to Montréal’s transit system and the 67-kilometre REM network. It will take approximately 25 minutes to travel from the station to downtown, with faster and more frequent all-day service.

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North Anna Power Station Condenser and Feedwater Heater Replacement

Mineral, Virginia

Aecon is responsible for planning and design, and the replacement of condenser tube bundles and the 5th and 6th point feedwater heaters at Dominion Energy’s North Anna Power Station in Mineral, Virginia. 

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Oneida Energy Storage

The project is the largest of its kind in Canada and amongst the largest in the world. It will deliver a 250 megawatt / 1,000 megawatt-hour energy storage facility – ensuring the supply of clean, reliable electricity capacity for Ontario while reducing greenhouse gas emissions by 4.1 million tonnes – the equivalent of taking 40,000 cars off the road every year.

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Aerial view of Pattullo Bridge replacement project site

Pattullo Bridge Replacement

New Westminster and Surrey, British Columbia

The new four-lane cable-stayed bridge over the Fraser River will provide network connections to New Westminster and Surrey, feature a centre safety median barrier and wider lanes to accommodate both passenger and commercial vehicles, and have dedicated walking and cycling lanes. 

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Réseau express métropolitain (REM) Montréal

Montréal, Québec

The REM is a fully automated, electric LRT network that includes 67 kilometres of double tracks, 3.5 kilometres of tunnels, 26 new accessible stations and park-and-ride facilities with associated bus terminals – a transformative project for commuters.

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SRNS D&R milestone photo

Savannah River Nuclear Solutions Dismantlement and Removal

Aiken, South Carolina

Aecon is supporting the transition of the Building 226-F Facility to the Savannah River Plutonium Processing Facility by demolition and removal of all components including equipment and bulk commodities while protecting the existing structure. Aecon is also responsible for the design, installation and maintenance of temporary HVAC infrastructure.

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Scarborough Subway Extension — Stations, Rail and Systems

Scarborough, Ontario
Aecon is the lead partner in a consortium working as the development partner to deliver the project using a Progressive Design-Build (PDB) model. The project will extend the TTC’s Line 2 subway service nearly eight kilometres farther from the existing Kennedy Station northeast to McCowan Road and Sheppard Avenue in Toronto. 
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View of Tunnel Shaft from the bottom

Second Narrows Water Supply Tunnel

Vancouver, British Columbia

Ensuring reliable delivery of drinking water for Metro Vancouver, the project includes construction of seismic standard shafts, one on each side of Burrard Inlet, connected by a 1,100-metre tunnel.

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Site C Earthfill Dam

Site C Generating Station and Spillways (GSS) Civil Works

Fort St. John, British Columbia

The Site C GSS Civil Works is one of the largest contracts to be awarded for the Site C Project – construction of a hydroelectric dam and generating station on the Peace River in northeast British Columbia.

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NEWPCC aerial image

Winnipeg North End Sewage Treatment Plant (NEWPCC)

Winnipeg, Manitoba

The Winnipeg North End Sewage Treatment Plant (NEWPCC) project is one of the largest wastewater infrastructure projects in North America. It is the first of three projects for upgrading the NEWPCC, which will help protect Winnipeg’s waterways and meet the needs of its growing population.

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Recent Projects

Annacis Island Wastewater Treatment Plant

Annacis Island Wastewater Treatment Plant

Delta, British Columbia

Aecon is working on critical upgrades that will allow the Annacis Island Wastewater Treatment Plant to meet the needs of a growing population in Metro Vancouver, strengthen its ability to operate in the event of an earthquake, and adapt to climate change.

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Areva McLean Lake Mill Expansion Building

Areva McClean Lake Mill Upgrade

McClean Lake, Saskatchewan
In May 2013, Aecon was selected as general contractor to help AREVA keep up with the global demand by fulfilling a contract to execute all construction work related to a major expansion of its McClean Lake Mill. 
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Bow River Bridge completed

Bow River Bridge Twinning

Calgary, Alberta

Aecon is leading a joint venture with Flatiron that will twin the Bow River Bridge on the Northwest segment of the Calgary Ring Road and widen about 2 kilometres of Northwest Stoney Trail from Crowchild Trail to Scenic Areas Link.

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 Cape Sharp Tidal Facility

Cape Sharp Tidal

Dartmouth and Pictou, Nova Scotia
The project delivered one of the world’s first tidal arrays, with the deployment and grid connection of two 16-metre turbines in the Bay of Fundy, each capable of generating 2MW of electricity.
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SA Energy construction site

Coastal GasLink Pipeline

Prince George, British Columbia

Aecon’s scope of work for the Coastal GasLink Pipeline project includes construction of 123 kilometres of pipeline for Spread 3, and 74 kilometres of pipeline for Spread 4, northeast of Prince George, British Columbia.

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Comox Valley Water Treatment Plant Main Photo

Comox Valley Water Treatment Plant

Comox, British Columbia

Aecon’s scope of work includes both the design and construction (Design-Build) of the project, including the marine pipeline and intake, raw water pump station, raw water transmission main, water treatment plant, and the treated water transmission main.

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Enbridge Pipeline Close up

Enbridge Line 3 Replacement, Spreads 8 and 9

Brandon and Morden, Manitoba

A key project for Canadian oil production, the project involves constructing 92.2 km of pipeline in the area of Brandon, Manitoba for Spread 8, and constructing 96.5 km of pipeline near Morden, Manitoba for Spread 9, extending to the Canada-U.S. border.

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GE cover

F.G. Gardiner Expressway Rehabilitation Project: Section 1

Toronto, Ontario

Section 1 of the Gardiner project includes full superstructure replacement between Cherry Street and Jarvis Street, rehabilitation of three ramps, as well as installation of new street lighting, and a Road Emergency Services Communication Unit (RESCU) system.

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Mississauga Road - Substantial completion

Highway 401 Expansion

Mississauga to Milton, Ontario

A key commuter and economic corridor, the Highway 401 expansion project includes an 18-kilometre reconstruction and widening of the Highway 401 in the western part of the GTA, from the Credit River in Mississauga to Regional Road 25 in Milton.

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Highway 410 Widening Cars

Highway 410 Widening

Mississauga and Brampton, Ontario
The major reconstruction of Highway 410 has provided much-needed relief to the region’s ever-growing population and improved traffic flow and safety.
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Highway 417 Bridge Rehabilitation and Rapid Bridge Replacement Close up

Highway 417 Rapid Bridge Rehabilitation and Rapid Bridge Replacement

Ottawa, Ontario
Removal of the old bridge and construction of the new bridge was completed in stages. Once construction was complete, one lane in each direction was designated as a High Occupancy Vehicle (HOV) lane.
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A photo of Highway 91/17 completed

Highway 91/17 Upgrade Project

Delta, British Columbia

The scope of work includes the design and construction of improvements to the existing Highway 91 at Nordel interchange, the Highway 91 Connector at Nordel Way, and the Highway 91/17 Connector (Sunbury).

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Imperial Oil

Imperial's Waterdown to Finch Project

Hamilton, Ontario to Toronto, Ontario

The Somerville-Aecon Waterdown to Finch Pipeline Joint Venture is currently working on the Waterdown to Finch Pipeline project, a proactive measure to ensure continued safe and reliable fuel supply.

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Inter Pipeline Expansion

Edmonton to Fort McMurray, Alberta
The project ultimately added about 840 kilometres to the Cold Lake and Polaris pipelines, and increased network capacity between oil sands-producing regions and market hubs by an additional 850,000 barrels per day.
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John Hart Generating Station Exterior

John Hart Generating Station Replacement Project

Campbell River, British Columbia

The first P3 delivery of a hydroelectric facility in Canada; this project fostered excellence from the outset, with its innovative underground design and commitment to environmental protection.

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K+S Potash Legacy Mine

Bethune, Saskatchewan

Aecon was awarded the first of a series of contracts for the Legacy Project that included early cavern development work, well pad construction, structural steel fabrication and erection, foundation construction and mechanical, piping, electrical and instrumentation work for the tank farm and the plant.

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Kemano Landscape

Kemano Generating Station Second Tunnel

Kitimat, British Columbia

Aecon is constructing the second tunnel for the Kemano Generating station in Kitimat, British Columbia. Completion of a second tunnel will ensure the long-term reliability of the power supply, supporting the state-of-the-art aluminum production business by delivering clean, renewable energy to power the BC Works smelter for decades to come.

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Aerial view of the Bermuda Airport

L.F. Wade International Airport Redevelopment

St. George’s, Bermuda

Aecon is working with the Canadian Commercial Corporation, the Government of Bermuda, and Bermudians to develop, finance, design, build, operate and maintain Bermuda’s new world-class airport. 

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Lafarge Exshaw Expansion

Exshaw, Alberta

On this project, scope included the erection of a preheater tower, rotary kiln and cooler equipment, as well as structural, mechanical and civil work.

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Northeast Anthony Henday Drive

Edmonton, Alberta
Aecon was an integrated joint venture partner on the team responsible for carrying out the design and construction portions of the road’s final 27-kilometre northeast section, running from Manning Drive to Whitemud Drive.
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Northwest Redwater Sturgeon Refinery

Sturgeon, Alberta
Aecon completed the fabrication and installation of modules and piping for two of the refinery’s units.
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Steal Beam Closeup

Nova Chemicals Area 100/200 Mechanical and Piping Installation Project

Sarnia, Ontario
Aecon's scope of work includes structural steel erection and piping.
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Peace River Bridge Photo

Peace River Bridge Twinning

Peace River, Alberta

Improving access to key resource industry areas in northern Alberta, the Peace River Bridge project includes construction of a new bridge structure, with traffic flowing west through Peace River on the new bridge and east through Peace River on the existing bridge twinning 1.6 kilometres of Highway 2 through Peace River, Alberta.

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Port Mann Main Water Supply Tunnel

Greater Vancouver, British Columbia
Aecon completed construction of a Water Supply Tunnel under the Fraser River which forms part of Greater Vancouver’s water transmission system risk management program.
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Regina Wastewater Treatment Plant Exterior

Regina Wastewater Treatment Plant

Regina, Saskatchewan
Aecon completed the mechanical, electrical, instrumentation and programming portions of the project. The new plant has an increased capacity of 25 per cent and can meet the needs of a population of up to 260,000 people, the anticipated size of Regina by the year 2035.
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Spectra Energy Pipeline Facilities

British Columbia and Alberta

Aecon’s Master Services Agreement (MSA) contract with Spectra Energy is a four-year contract in which Aecon will construct a number of natural gas facilities in British Columbia and Alberta.

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Trans Mountain Photo

Trans Mountain Expansion Project, Spread 1

Edmonton, Alberta
This project is being carried out by SA Energy Group, a 50/50 joint venture between Aecon and Robert B. Somerville Co. Limited, contracted to execute pipeline construction on Spread 1 of the Trans Mountain Expansion Project. 
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Union-Pearson Express

Toronto, Ontario
Aecon completed construction of the three-kilometre elevated spur line that connects the line to the airport, and the Union-Pearson Express Station at Terminal 1.
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Waterloo Ion Stage 1 LRT

Kitchener/Waterloo, Ontario

As a member of the GrandLinq consortium, Aecon helped Ontario’s Waterloo Region link its ever-growing urban communities with the construction of a new light rail transit (LRT) public transportation system.

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KMS Completion

Wilde Lake Compressor and Meter Stations and Kitimat Meter Stations

British Columbia

Aecon is the prime contractor for construction of the Wilde Lake Compressor and Meter Stations and the Kitimat Meter Station in British Columbia that will become the anchor points of the natural gas pipeline.

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Landmark Projects


CBC Headquarters

Toronto, Ontario and Vancouver, British Columbia

The Canadian Broadcasting Centre in Toronto entered service in 1993. Aecon also redeveloped the CBC Vancouver headquarters, reaching completion in 2009.

Complexe Desjardins

Complexe Desjardins

Montreal, Quebec

Covering a total area of approximately 4 million square feet, Complexe Desjardins is the largest building in the Montreal metropolitan area.

Ferihegy Budapest

Ferihegy Airport Expansion

Budapest, Hungary

Aecon completed construction of a new terminal (2/B) and the modification of an existing terminal (2/A), including apron, taxiways, roads, bridges and other airside and landside infrastructures.

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Nathpa Jhakri Ariel View

Nathpa Jhakri Hydroelectric

Himalayan Mountains, Northern India

The 1500 MW Nathpa Jhakri Hydroelectric Project, located in Kinnaur and Shimla Districts of Himachal Pradesh, was a run-of-the river type development, proposed to harness hydroelectric potential of the upper reaches of the river Satluj.

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Nuclear Fabrication Wolsong 1 - 1920x960

Wolsong Tritium Removal Facility

Wolsong, Korea

Aecon assembled one of the comprised four AECL skids destined for the Wolsong Tritium Removal Facility located in Korea.

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John Hart Generating Station Exterior

John Hart Generating Station Replacement Project

Campbell River, British Columbia

The first P3 delivery of a hydroelectric facility in Canada; this project fostered excellence from the outset, with its innovative underground design and commitment to environmental protection.

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Quito Airport Building

Quito International Airport

Quito, Ecuador

A winner of multiple industry awards, this state-of-the-art airport is an engine of economic growth for Ecuador.

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Cross Israel Highway Landscape

Cross Israel Highway


This P3 project was the first of its kind in Israel. Modelled after Ontario’s Highway 407 ETR, it is widely recognized as a resounding success.

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Highway 407 Express Toll Route

Greater Toronto Area, Ontario

The world's first electronic toll highway created much-needed traffic relief for commuters across the north of Toronto.

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Bloor Danforth Subway Line 1963

Bloor-Danforth Subway

Toronto, Ontario

The construction of Toronto's subway system helped to move Toronto forward as a modern North American city.

CN Tower April 75 Black and White

CN Tower

Toronto, Ontario

The construction of Canada's most recognizable landmark created the tallest free-standing structure in the world.

Gardiner Expressway 1962

Gardiner Expressway

Toronto, Ontario

The construction of the Gardiner Expressway modernized travel at the time into the downtown core of Toronto.

Lester B Pearson Terminal 3 Interior

Lester B. Pearson International Airport

Toronto, Ontario

The construction of Terminal 1 and 3 helped establish Pearson International as Canada’s largest airport.

Montreal Airport 1959 Black and White

Montreal-Trudeau Airport

Montréal, Quebec

Construction of the Montreal-Trudeau Airport modernized international and domestic air travel into Montreal.


Pantages Theatre

Toronto, Ontario

The construction of the beautiful Pantages Theatre brought old world sophistication to Canadian culture.

Place Ville Marie Close up 1962

Place Ville Marie

Montréal, Quebec

The construction of one of Canada's first "skyscrapers" brought Montreal into the modern age.

St. Johns Harbour Landscape

St. John's Harbour

St. John’s, Newfoundland

The modernization of St. John's Harbour improved trade to Canada and brought prosperity to Newfoundland.


St. Lawrence Seaway

Iroquois, Ontario

Connecting the Great Lakes to ocean shipping was critical to expanding Canadian trade and our economy.

Vancouver Ferry Terminal 1942

Vancouver Ferry Terminal

Vancouver, British Columbia

The construction of the Vancouver Ferry Terminal helped enhance travel between Vancouver and Victoria.

Windsor Station

Montréal, Quebec

Doubling the size of Windsor Station helped the Canadian Pacific Railway unite Canadians from coast to coast.