Historical renewal pattern · tracked dataset

Janitorial services contracts for National Gallery of Canada

6 tracked contracts · 3 distinct vendors · most recent April 1, 2026

This page summarizes the historical pattern of janitorial services contract awards by National Gallery of Canada in our tracked dataset. Past renewal cycles averaged 1.3 years (491 days). Incumbent vendor retention rate across consecutive awards in our records is 40%. All data reflects historical contracts only; we do not project future renewals on this page. Re-tendered cleaning contracts at this scale commonly require a bid bond and define the day-porter and night-porter staffing mix in the statement of work.

Contracts tracked
6
Distinct vendors
3
Avg cycle length
1.3 years
Incumbent retention
40%
Most recent award
April 1, 2026
Most recent value
$17,844

Historical timeline

StartEndVendorValue
June 1, 2022May 31, 2026Proserv Window Cleaning Services$329,047
April 22, 2024March 31, 2025Edcore Enterprise (1987) Ltd. Bee-Clean Ottawa$17,844
April 22, 2024March 31, 2025Edcore Enterprise (1987) Ltd. Bee-Clean Ottawa$774,951
April 1, 2025March 31, 2026Edcore Enterprise (1987) Ltd. Bee-Clean Ottawa$17,844
October 20, 2025December 31, 2025Clean Water Works Inc$16,114
April 1, 2026March 31, 2027Edcore Enterprise (1987) Ltd. Bee-Clean Ottawa$17,844

Timeline reflects historical awards only. Wonable does not publish predicted renewal dates on this page.

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