Douglas B. Witherow
Contract history
Where the revenue comes from
top 1 buyersOpen tenders matching this supplier's work
Snow Removal and Grass Cutting Services for Prescott Russell Water Treatment Plants — Ontario Clean Water Agency
Closes: Nov 09, 2026
Water & Sanitation
Close Cut Clearing Services – Highway 71 and Highway 525, Kenora
Closes: Nov 19, 2026
Infrastructure
Sidewalk Snow Clearing Services – City of Saskatoon
Closes: Nov 02, 2026
Infrastructure
Grass Cutting and Minor Groundskeeping Supply Arrangement – CFB Halifax (NS)
Closes: Sep 30, 2050
Defense & Aerospace
Sponsorship Opportunity for Maintenance Tractor — East Elmwood Community Centre, City of Winnipeg
Closes: Dec 11, 2026
Public Services & Welfare
Environmental Consulting Standing Offers for Federal Sites in the Prairies (Alberta, Manitoba, Saskatchewan)
Closes: Dec 04, 2026
Energy & Environment
Snow Removal and Ice Control Services – CFS Sydney, Sydney Rifle Range, Glace Bay Armouries & Victoria Park (CFB Halifax, NS)
Closes: Nov 03, 2026
Infrastructure
Naturalization Planting and Watering Services – City of Edmonton Parks & Roads
Closes: Oct 31, 2030
Agriculture & Farming
Snow Removal Services — Cec Davis Apartments & 101 Street Duplexes, North Battleford SK (2026/2027)
Closes: Nov 05, 2026
Public Services & Welfare
Duct Cleaning Services – Department of National Defence, 17 Wing Winnipeg (Standing Offer: 2 firm + 3 optional 1-year periods)
Closes: Nov 05, 2026
Construction
Janitorial Services for Southern Saskatchewan — Government of Saskatchewan RFP
Closes: Nov 25, 2026
Miscellaneous
Green Space Maintenance (Lawn Care) – Christ-Roi, CFER and Académie, Maniwaki
Closes: Nov 17, 2026
Energy & Environment
Includes consolidated data for: Douglas B. Witherow
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