--- title: J-R Marcotte substation project - Haute tension description: As a general contractor DAWCO was awarded a contract from GE CANADA International Inc. to execute architectural, civil and electrical works in J-R Marcotte treatment plant–315kv/25kv substation image: https://www.dawco.ca/hubfs/Station%20d%E2%80%99%C3%A9puration-1.webp --- [Skip to content](https://www.dawco.ca/en/projects/j-r-marcotte-treatment-plant-315kv-25kv-substation-gis-haute-tension#main-content) - [Service](https://www.dawco.ca/en/range-of-expertise/electrical-service-and-preventive-maintenance) - [514-738-3033](tel:5147383033) - [Electrical Service and Preventive Maintenance](https://www.dawco.ca/en/range-of-expertise/electrical-service-and-preventive-maintenance) - [Corporate Policies](https://www.dawco.ca/en/corporate-policies) - Brochure - [News and Publications](https://www.dawco.ca/en/news) - [News](https://www.dawco.ca/en/news) - [Publications](https://www.dawco.ca/en/publications) [Careers](https://www.dawco.ca/en/life-at-dawco/careers) [![Dawco white logo](https://www.dawco.ca/hubfs/dawco_logo-1.svg) ![Dawco color logo](https://www.dawco.ca/hs-fs/hubfs/logo-back-dawco.png?width=164&height=40&name=logo-back-dawco.png)](https://www.dawco.ca/en/) - 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Haute tension Montreal, (Quebec, Canada) Integrated work: Design and Build #### Share [mailto:email@example.com?subject=Mail%20from%20our%20Website](mailto:email@example.com?subject=Mail%20from%20our%20Website) Our electrical mandate involved distribution work (“design-build” services), installation and supply of service engines, as well as all auxiliary services.   In addition, DAWCO was awarded the mandate to build the 315kv/25kv transformer substation at the J-R. Marcotte treatment plant.   DAWCO also took care of carrying out the fabrication and installation of the building envelope for a 315/25kV electrical substation. ## Contact us ### Personal information ### Latest project [![Dawco white logo](https://www.dawco.ca/hubfs/dawco_logo-1.svg)](https://www.dawco.ca/) Certificates ![Parmi les 300 plus importantes PME du Québec | Les affaires](https://www.dawco.ca/hubfs/p3_footer_logo_3.svg) ![Programme dintegrité](https://www.dawco.ca/hs-fs/hubfs/Programme%20dintegrit%C3%A9.jpg?width=200&height=200&name=Programme%20dintegrit%C3%A9.jpg) ![Mixité 2022](https://www.dawco.ca/hs-fs/hubfs/Mixit%C3%A9%202022.jpg?width=475&height=475&name=Mixit%C3%A9%202022.jpg) ![program Ici on recycle](https://www.dawco.ca/hs-fs/hubfs/Ici%20on%20recycle-1.jpg?width=250&height=83&name=Ici%20on%20recycle-1.jpg) Quick links - [Range of expertise](https://www.dawco.ca/en/range-of-expertise) - [Field of activity](https://www.dawco.ca/en/fields-of-activity) - [Projects](https://www.dawco.ca/en/projects) - [News and publications](https://www.dawco.ca/en/news) Follow us [![Logo Facebook](https://www.dawco.ca/hubfs/mdi_facebook.svg)](https://www.facebook.com/dawco.construction/) [![Logo Instagram](https://www.dawco.ca/hubfs/mdi_instagram.svg)](https://www.instagram.com/dawco.construction/) [![Logo TikTok](https://www.dawco.ca/hubfs/tiktok-svgrepo-com.svg)](https://www.tiktok.com/@dawco.construction) [![Logo LinkedIn](https://www.dawco.ca/hubfs/mdi_linkdein.svg)](https://www.linkedin.com/company/dawco-construction/) [![Logo Youtube](https://www.dawco.ca/hubfs/mdi_youtube.svg)](https://www.youtube.com/@dawco.construction) Get to know DAWCO - [Our mission](https://www.dawco.ca/en/get-to-know-dawco) - [Our values](https://www.dawco.ca/en/get-to-know-dawco#ourvalues) - [Our history](https://www.dawco.ca/en/get-to-know-dawco#ourhistory) - [Our leaders](https://www.dawco.ca/en/get-to-know-dawco/our-leaders) - [Health and Safety](https://www.dawco.ca/en/get-to-know-dawco/health-and-safety) - [Quality](https://www.dawco.ca/en/get-to-know-dawco/quality) - [ESG](https://www.dawco.ca/en/get-to-know-dawco/esg) - [Corporate Policies](https://www.dawco.ca/en/corporate-policies) Life at DAWCO Immerse yourself in our culture and join the DAWCO family! 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