Maintenance on CanadaBuys

The CanadaBuys website and SAP Ariba will be down for scheduled maintenance at the times listed below. We apologize for any inconvenience. 

  • CanadaBuys on Friday, December 13 from 7:00 pm until December 14 7:00 am (Eastern Time)
  • SAP Ariba on Saturday, December 14 from 7:00 pm until 11:00 pm (Eastern Time)   

SAP Ariba Discovery issue

SAP Ariba Discovery is having a delay with some RFXs and intermittent issues with the posting time in Ariba Discovery. We apologize for any inconvenience that this may have caused. 

If your tender is impacted, please contact the CanadaBuys Service Desk for assistance. 

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 127184
List of tender notices. The columns are sortable in ascending and descending order.
Title Category Open/amendment date Closing date Organization
Internal Audit Services Services 2022/08/30
Amended
2022/09/09 International Development Research Centre
Internal Audit Services Services 2015/09/01
Amended
2015/09/28 International Development Research Centre
RFP Bilingual Public Consultation Services - Tunneys Pasture Services 2021/08/18
Amended
2021/08/20 Canada Lands Company CLC Limited
RFP Lead Consultant, Site Servicing – Public Road Redevelopment, Tunney’… Services 2022/03/10
Amended
2022/03/22 Canada Lands Company CLC Limited
RFSQ Canadian and International Human Resources Consulting Services Services 2018/08/08
Amended
2018/08/17 Destination Canada
Canadian and International Human Resources Consulting Services Roster Services 2024/01/16
Amended
2024/01/16 Destination Canada
RFP# 333 - Annual Financial Audit of the Federal Bridges Corporation… Services 2019/11/05 2019/11/28 Auditor General of Canada, Office of the
Lead Consultant Master Plan and Strategic Implementation Plan… Construction 2020/07/22
Amended
2020/09/24 Canada Lands Company CLC Limited
International Cospas-Sarsat Programme Consultation Services Services 2018/09/10
Amended
2018/09/17 Public Safety and Emergency Preparedness…
Internal Audit and Evaluation Consultant Services Services 2022/12/23 2023/01/31 Defence Construction Canada
Displaying 1 - 10 of
10 of 124444
124444
List of award notices. The columns are sortable in ascending and descending order.
Title Category Award/amendment date Closing date Organization
Proservices SA - International Financial Consulting Limited Services 2024/11/12
Amended
2028/07/04 Department of Public Works and Government…
ProServices SA - OPUS LEADERS INC. Services 2024/11/12
Amended
2028/07/04 Department of Public Works and Government…
RFP Bilingual Public Consultation Services - Tunneys Pasture Services 2021/10/12 N/A Canada Lands Company CLC Limited
Proservices SA - ConversArt Consulting Limited Services 2024/11/12
Amended
2028/07/04 Department of Public Works and Government…
Amend 003 - Stkhldr Citz. Engage. Consult. - WPP GROUP CANADA LIMITED SO Services 2024/09/19
Amended
2025/10/09 Department of Public Works and Government…
ProServices SA - Gomes Consulting Enterprises Limited Services 2024/11/06
Amended
2100/01/01 Department of Public Works and Government…
ProServices SA - Mercer (Canada) Limited Services 2024/11/07
Amended
2028/07/04 Department of Public Works and Government…
RFP Lead Consultant, Site Servicing – Public Road Redevelopment, Tunney’… Services 2022/09/21 N/A Canada Lands Company CLC Limited
Amend 004 - Project Management - KYNDRYL CANADA LIMITED Services 2024/05/15
Amended
2025/05/19 Department of National Defence (DND)
ProServices SA - Graybridge International Consulting Inc. Services 2024/11/05
Amended
2028/07/04 Department of Public Works and Government…
50 of 528975
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
OPUS INTERNATIONAL CONSULTANTS (CANADA) LIMITED E0225-141687/036/PWA Public Works and Government Services… 2017/04/10 CAD 0.00
OPUS INTERNATIONAL CONSULTANTS (CANADA) LIMITED EQ957-140015/001/PWL Public Works and Government Services… 2015/02/10 CAD 7,212.00
Opus International Consultants Canada (Limited) E0209-070377/001/PWU Public Works and Government Services… 2010/03/18 CAD 149,636.00
Opus International Consultants Canada (Limited) E0209-070377/001/PWU Public Works and Government Services… 2009/05/19 CAD 30,083.00
Opus International Consultants Canada (Limited) E0209-070377/001/PWU Public Works and Government Services… 2009/05/01 CAD 149,636.00
Opus International Consultants Canada (Limited) E0209-070377/001/PWU Public Works and Government Services… 2009/01/09 CAD 149,636.00
Opus DaytonKnight Consultants LTD. EZ899-161301/001/TPV Public Works and Government Services… 2020/06/02 CAD 2,096,839.00
Opus DaytonKnight Consultants LTD. EZ899-161301/001/TPV Public Works and Government Services… 2019/01/31 CAD 96,180.00
Opus DaytonKnight Consultants LTD. EZ899-161301/001/TPV Public Works and Government Services… 2017/10/11 CAD 255,805.00
Opus DaytonKnight Consultants LTD. EZ899-161301/001/TPV Public Works and Government Services… 2017/09/21 CAD 5,025.00
Opus DaytonKnight Consultants LTD. EZ899-161301/001/TPV Public Works and Government Services… 2017/06/21 CAD 43,758.00
Opus DaytonKnight Consultants LTD. EZ899-161301/001/TPV Public Works and Government Services… 2017/05/16 CAD 38,584.00
Opus DaytonKnight Consultants LTD. EZ899-161301/001/TPV Public Works and Government Services… 2016/12/22 CAD 28,572.00
Opus DaytonKnight Consultants LTD. EZ899-161301/001/TPV Public Works and Government Services… 2016/08/23 CAD 2,096,839.00
Opus DaytonKnight Consultants LTD. EZ899-161301/001/TPV Public Works and Government Services… 2016/08/09 CAD 21,523.00
Opus DaytonKnight Consultants LTD. EZ899-161301/001/TPV Public Works and Government Services… 2016/08/09 CAD 61,325.00
Opus DaytonKnight Consultants LTD. EZ899-161301/001/TPV Public Works and Government Services… 2016/03/11 CAD 885,257.00
Momentus Global Development Ltd. E60ZT-180028/251/ZT Department of Public Works and Government… 2024/11/12
Amended
CAD 0.00
Momentus Global Development Ltd. E60ZT-180028/251/ZT Department of Public Works and Government… 2024/02/20
Amended
CAD 0.00
Opus Libra Coaching, Inc. 24062-030150/028/ZG Treasury Board of Canada 2009/12/16 CAD 0.00
Opus Libra Coaching, Inc. 24062-030150/028/ZG Treasury Board of Canada 2009/07/29 CAD 0.00
Opus Libra Coaching, Inc. 24062-030150/028/ZG Treasury Board of Canada 2009/03/30 CAD 0.00
Opus Leaders Inc. E60ZT-180028/027/ZT Department of Public Works and Government… 2024/11/12
Amended
CAD 0.00
Opus Leaders Inc. E60ZT-180028/027/ZT Department of Public Works and Government… 2024/02/20
Amended
CAD 0.00
ConversArt Consulting Limited E60ZT-180028/111/ZT Department of Public Works and Government… 2024/11/12
Amended
CAD 0.00
ConversArt Consulting Limited E60ZT-180028/111/ZT Department of Public Works and Government… 2024/06/21
Amended
CAD 0.00
OPUS STEWART WEIR LTD. 23428-160087/001/EDM Natural Resources Canada 2016/07/15 CAD 67,803.00
OPUS STEWART WEIR LTD. 23428-160087/001/EDM Natural Resources Canada 2016/07/15 CAD 1,145,147.00
OPUS STEWART WEIR LTD. 23428-160087/001/EDM Natural Resources Canada 2015/10/08 CAD 18,750.00
OPUS STEWART WEIR LTD. 23428-160087/001/EDM Natural Resources Canada 2015/07/08 CAD 1,058,594.00
OPUS STEWART WEIR LTD. 23427-132859/001/EDM Natural Resources Canada 2012/08/29 CAD 436,800.00
OPUS STEWART WEIR LTD. 23427-132859/001/EDM Natural Resources Canada 2012/07/19 CAD 436,800.00
ConversArt Consulting Limited E60ZT-180028/111/ZT Department of Public Works and Government… 2024/02/19
Amended
CAD 0.00
WPP GROUP CANADA COMMUNICATIONS Limited EN578-181138/010/CY Department of Public Works and Government… 2024/09/19
Amended
CAD 0.00
WPP GROUP CANADA COMMUNICATIONS Limited EN578-181138/010/CY Department of Public Works and Government… 2023/10/06
Amended
CAD 0.00
WPP GROUP CANADA COMMUNICATIONS Limited EN578-181138/010/CY Department of Public Works and Government… 2023/07/18
Amended
CAD 0.00
Wilton Consulting Group Limited CW2372610 Department of Public Works and Government… 2024/09/20 CAD 0.00
Esri Canada Limited EN578-100808/069/EE Department of Public Works and Government… 2023/05/23
Amended
CAD 0.00
International Marine Consultants Ltd. EN578-132785/001/AO Public Works and Government Services… 2013/02/27 CAD 24,973.00
International Marine Consultants Ltd. EN578-132785/001/AO Public Works and Government Services… 2012/12/20 CAD 24,973.00
Gomes Consulting Enterprises Limited E60ZT-180029/250/ZT Department of Public Works and Government… 2024/11/06
Amended
CAD 0.00
Gomes Consulting Enterprises Limited E60ZT-180029/250/ZT Department of Public Works and Government… 2024/02/22
Amended
CAD 0.00
Mercer (Canada) Limited/ Mercer (Canada) Limitée E60ZT-180027/001/ZT Department of Public Works and Government… 2024/11/07
Amended
CAD 0.00
Mercer (Canada) Limited/ Mercer (Canada) Limitée E60ZT-180027/001/ZT Department of Public Works and Government… 2024/02/13
Amended
CAD 0.00
KYNDRYL CANADA LIMITED/KYNDRYL CANADA LIMITÉE W6369-18DE41/002/IPS Department of National Defence (DND) 2024/05/15
Amended
CAD 231,458.36
Graybridge International Consulting Inc E60ZT-180025/167/ZT Department of Public Works and Government… 2024/11/05
Amended
CAD 0.00
Graybridge International Consulting Inc E60ZT-180025/167/ZT Department of Public Works and Government… 2024/01/24
Amended
CAD 0.00
International Financial Consulting Limited E60ZT-180028/251/ZT Public Works and Government Services… 2021/03/03 CAD 0.00
MacKinnon-Charlton Limited Management Consultants E60ZT-180026/248/ZT Department of Public Works and Government… 2024/11/06
Amended
CAD 0.00
MacKinnon-Charlton Limited Management Consultants E60ZT-180026/248/ZT Department of Public Works and Government… 2024/02/06
Amended
CAD 0.00

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