Clean Harbors Canada Inc — Cleaning contract history

Clean Harbors Canada Inc has held 448 cleaning contracts totalling $24,012,098 in our tracked dataset. First award: February 8, 2005. Most recent: November 18, 2025.

Cleaning vendors at this scale typically maintain green-cleaning product certifications and, for larger institutional buyers, an ISSA CIMS management-system designation.

View Clean Harbors Canada Inc's full vendor profile (all NAICS) →

Incumbent retention

Incumbent retention rate: 0.0% of recurring buyer/category contracts went to Clean Harbors Canada Inc in our tracked dataset.

Recent cleaning awards

Top buyers (cleaning contracts only)

NAICS category breakdown

Data sourced from public procurement records (CanadaBuys, MERX, provincial portals). To request removal of this page, see our incumbents policy.