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Servicing the community since 1937

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Residential Services

Commercial Services

Industrial Services

Mobile HVAC

Building Controls

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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 weeks ago

THANK YOU Karen, Margareta, Rosanna, Lynda, Kristy P, Kristy D, Dana, Joan, Emily, Sydney, Melissa, Abbey, Josie, Pat, Marybeth, Sara, Pam, and Heidi! You’re the absolute best!!#InternationalWomensDay ... See MoreSee Less

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Clow Darling

4 weeks ago

Another beautiful makeover courtesy of our wonderful boiler department! ... See MoreSee Less

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Clow Darling

2 months ago

Our resident fox has claimed one of our old fleet vans as its own. What a beautiful sight! 🦊 ❄️ Photo credit: Riley McFarlane from our warehouse dept. ... See MoreSee Less

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About our company

Job Opportunity

24/7 Emergrncy Response

Pay Invoice

Featured Project: Remote Communities

Featured Project: Heritage Home Restoration

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