SAP Ariba system maintenance

SAP Ariba will be unavailable for scheduled maintenance at the times listed below. We apologize for any inconvenience.

  • Friday, June 21 from 3:00 pm until 7:00 pm (Eastern Time) 
  • Saturday, June 22 from 6:00 pm until Sunday, June 23 12:00 am (Eastern Time) 

Tender opportunities

Browse the list of tender opportunities and sign up for notifications to stay up to date. To download contracting information posted on CanadaBuys and contract history: 


Notice categories:

10 of 9923
List of tender notices. The columns are sortable in ascending and descending order.
Title Category Open/amendment date Closing date Organization
Dental Services - William Head Institution Services 2022/01/17
Amended
2022/01/31 Correctional Service of Canada
WILLIAMS LAKE WEST – WESTERN CMI-YSM SAMPLING PROGRAM Services 2023/04/04 2023/04/18 Forest Analysis and Inventory Branch
Dental Services - William Head Institution Services 2022/04/20
Amended
2022/04/27 Correctional Service of Canada
Dental Services – William Head Institution Services 2022/03/03 2022/03/18 Correctional Service of Canada
HOTEL ACCOMMODATION SERVICES Services 2018/08/22
Amended
2018/09/05 Natural Sciences and Engineering Research…
Dental Services - William Head Institution Services 2022/08/31 2022/09/20 Correctional Service of Canada
Dental Services - William Head Institution Services 2017/01/16 2017/01/31 Correctional Service of Canada
Dental Services - William Head Institution Services 2022/07/25 2022/08/09 Correctional Service of Canada
Hotel Accommodation Services 2015/02/03
Amended
2015/02/06 Elections Canada
Regional HVAC-R Maintenance, Repair and Component Replacement - William… Services related to goods 2020/10/08
Amended
2020/11/12 Correctional Service of Canada
Displaying 1 - 10 of
10 of 27725
27725
List of award notices. The columns are sortable in ascending and descending order.
Title Category Award/amendment date Closing date Organization
Hotels, Motels and Commercial Accommodation Services 2016/02/15 N/A Public Works and Government Services…
ProServices SA - T MARCUS WILLIAMS Services 2024/02/06
Amended
2100/01/01 Department of Public Works and Government…
Hotels, Motels and Commercial Accommodation Services 2016/02/10 N/A Public Works and Government Services…
Hotels, Motels and Commercial Accommodation Services 2016/02/15 N/A Public Works and Government Services…
Hotels, Motels and Commercial Accommodation Services 2016/02/11 N/A Public Works and Government Services…
Hotels, Motels and Commercial Accommodation Services 2016/02/11 N/A Public Works and Government Services…
Hotels, Motels and Commercial Accommodation Services 2016/02/09 N/A Public Works and Government Services…
Hotels, Motels and Commercial Accommodation Services 2016/02/10 N/A Public Works and Government Services…
Hotels, Motels and Commercial Accommodation Services 2015/12/17 N/A Citizenship and Immigration Canada
Hotels, Motels and Commercial Accommodation Services 2016/02/16 N/A Public Works and Government Services…
50 of 148750
List of contract history information. The columns are sortable in ascending and descending order.
Company name Contract number Organization Award/amendment date Contract / Amendment value
Williams Machinery Ltd. F1693-090095/001/VIC Fisheries and Oceans Canada 2010/01/06 CAD 49,298.00
Reconnaissance Williams Ltée 51019-131002/001/PR Veterans Affairs Canada 2013/07/24 CAD 4,557.00
1035477 ALBERTA LTD. E60LP-130004/418/LP Public Works and Government Services… 2014/03/03 CAD 25,000.00
Reconnaissance Williams Ltée 51019-155050/001/MCT Veterans Affairs Canada 2016/05/10 CAD 22,600.00
Reconnaissance Williams Ltée 51019-131002/001/PR Veterans Affairs Canada 2013/03/28 CAD 39,102.00
Reconnaissance Williams Ltée 21120-107338/002/PR Correctional Service of Canada 2012/02/14 CAD 111,405.00
Reconnaissance Williams Ltée 21120-107338/002/PR Correctional Service of Canada 2012/01/31 CAD 111,405.00
673284 B.C. Ltd. E60LP-090003/398/LP Public Works and Government Services… 2010/01/01 CAD 25,000.00
Reconnaissance Williams Ltée 51019-155050/001/MCT Veterans Affairs Canada 2015/10/30 CAD 22,600.00
1035477 ALBERTA LTD. E60LP-150004/392/LP Public Works and Government Services… 2016/02/12 CAD 25,000.00
1035477 ALBERTA LTD. E60LP-140004/352/LP Public Works and Government Services… 2015/04/17 CAD 25,000.00
673284 B.C. Ltd. E60LP-150003/401/LP Public Works and Government Services… 2016/02/12 CAD 25,000.00
Williams Machinery Ltd. F1782-08C766/001/VIC Fisheries and Oceans Canada 2009/02/17 CAD 110,411.00
WILLIAMS FAIREY ENGINEERING LTD W8486-129882/003/GRK Department of National Defence 2011/09/13 CAD 117,656.00
Reconnaissance Williams Ltée EP372-100296/002/CW Public Works and Government Services… 2009/07/14 CAD 24,990.00
9215-4798 quebec inc. E60LP-110002/179/LP Public Works and Government Services… 2012/01/01 CAD 52,500.00
9215-4798 quebec inc. E60LP-150002/174/LP Public Works and Government Services… 2016/01/28 CAD 25,000.00
9215-4798 quebec inc. E60LP-120002/175/LP Public Works and Government Services… 2013/01/15 CAD 52,500.00
WILLIAMS FAIREY ENGINEERING LTD W8486-12AC03/001/GRK Department of National Defence 2012/04/17 CAD 900,000.00
WILLIAMS FAIREY ENGINEERING LTD W8486-10AC03/001/GRK Department of National Defence 2011/03/25 CAD 840,000.00
William Cleaning Service Ltd 01580-090453/002/STN Agriculture and Agri-Food Canada 2009/08/31 CAD 100,000.00
T Marcus Williams E60ZT-180025/316/ZT Department of Public Works and Government… 2024/02/06
Amended
CAD 0.00
William Cleaning Service Ltd 01580-090453/002/STN Agriculture and Agri-Food Canada 2010/03/17 CAD 242,550.00
WILLIAMS FAIREY ENGINEERING LTD W8486-12AC03/001/GRK Department of National Defence 2012/03/28 CAD 900,000.00
WILLIAMS FAIREY ENGINEERING LTD W8486-10AC03/001/GRK Department of National Defence 2012/02/02 CAD 420,000.00
WILLIAMS FAIREY ENGINEERING LTD W8486-10AC03/001/GRK Department of National Defence 2010/05/12 CAD 420,000.00
William Cleaning Service Ltd 01580-090453/002/STN Agriculture and Agri-Food Canada 2011/03/11 CAD 163,170.00
William Cleaning Service Ltd 01580-090453/002/STN Agriculture and Agri-Food Canada 2009/12/08 CAD 505,720.00
William Cleaning Service Ltd W2585-121213/001/STN Department of National Defence 2016/04/28 CAD 12,000.00
William Cleaning Service Ltd W2585-121213/001/STN Department of National Defence 2015/01/19 CAD 41,580.00
William Cleaning Service Ltd W2585-121213/001/STN Department of National Defence 2014/01/02 CAD 41,580.00
William Cleaning Service Ltd KW405-101051/001/REG Environment Canada 2012/05/15 CAD 36,855.00
Wearing Williams Limited W0118-120027/001/WPG Department of National Defence 2012/01/12 CAD -411.00
WILLIAM SCULLY LIMITED W8486-103220/001/PR Department of National Defence 2011/10/06 CAD 14,141.00
WILLIAM SCULLY LIMITED W8486-102643/001/PR Department of National Defence 2011/08/17 CAD 88,200.00
WILLIAM SCULLY LIMITED W8486-116905/001/PR Department of National Defence 2011/05/20 CAD 14,438.00
WILLIAM SCULLY LIMITED W8486-094547/002/PR Department of National Defence 2011/02/23 CAD 40,963.00
WILLIAM SCULLY LIMITED W8486-100133/001/PR Department of National Defence 2009/10/28 CAD 32,256.00
William Cleaning Service Ltd W2585-151503/001/STN Department of National Defence 2017/03/08 CAD 43,302.00
William Cleaning Service Ltd W2585-121213/001/STN Department of National Defence 2016/01/28 CAD 12,000.00
William Cleaning Service Ltd W2585-121207/001/STN Department of National Defence 2014/05/27 CAD 41,580.00
William Davids Foods Ltd W0125-145069/001/KIN Department of National Defence 2013/10/30 CAD 429,990.00
William Cleaning Service Ltd KW405-101051/001/REG Environment Canada 2013/06/19 CAD 36,540.00
William Cleaning Service Ltd W2585-121207/001/STN Department of National Defence 2013/05/14 CAD 41,580.00
William Cleaning Service Ltd KW405-101051/001/REG Environment Canada 2011/06/29 CAD 109,872.00
William Cleaning Service Ltd KW405-101051/001/REG Environment Canada 2011/05/27 CAD 36,477.00
William Cleaning Service Ltd W2585-151510/001/CAL Department of National Defence 2016/09/07 CAD 133,875.00
William Cleaning Service Ltd W2585-151510/001/CAL Department of National Defence 2016/06/09 CAD 133,875.00
William Cleaning Service Ltd W2585-151503/001/STN Department of National Defence 2016/04/05 CAD 43,449.00
William Cleaning Service Ltd W2585-121213/001/STN Department of National Defence 2013/01/24 CAD 39,690.00

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