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Servicing the community since 1937

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Clow Darling is the largest complete mechanical service contractor in Northwestern Ontario specializing in plumbing, heating, cooling, boilers and piping for the industrial, commercial, and residential markets. Our services also include a mobile air conditioning and heating department.

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Featured Project: Remote Communities

Commercial

Over the years Clow Darling has helped install extensive infrastructure in remote First Nations communities requiring expertise and the right equipment provide solutions in these areas.

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Featured Project: Heritage Home Restoration

Residential

For this project Clow Darling helped restore the beautiful, turn of the century character home on the corner of Catherine Street and Ridgeway Avenue in Thunder Bay.

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Clow Darling

2 months ago

Clow Darling
When our technicians aren't pulling wrenches they're still putting in the work! Meet Julian, one of our long time HVAC technicians. He's standing beside some of his most famous homemade treasures - delicious Italian cold cuts and salsa. There were a lot of smiling faces in the office this morning. Thank you!! ... See MoreSee Less

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Clow Darling

5 months ago

Clow Darling
We are experiencing technical difficulties with our email server right now, therefore we may not be receiving your emails. If you need service please call our office (807)623-7485 to speak with our dispatchers. Thank you!! ... See MoreSee Less
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Clow Darling is at Valhalla Inn.

5 months ago

Clow Darling
We had a great turn out at our annual Clow Darling Christmas party this year! 152 of us gathered together to enjoy great food, in a beautiful hall, at the Valhalla Inn. There were so many great prizes that were donated to us from our amazing vendors! Thank you to all that supported this event, your generosity is truly appreciated!!Thank you to the Valhalla for hosting us on this special occasion. We were thrilled to see everyone get together and have a blast!🎉We hope you are enjoying this season's festivities and get to enjoy time spent with your loved ones.❤️ Merry Christmas to all🎄 ... See MoreSee Less

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