SAP Ariba system maintenance

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

  • Saturday, November 23 from 7:00 pm until 11:00 pm (EST) 

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: 

Content in some tender notices may not be available in both English and French. This is because the Official Languages Act does not apply to all public sector institutions. Learn more about our official languages requirements.

Notice categories:

50 of 12578
List of tender notices. The columns are sortable in ascending and descending order.
Title Category Open/amendment date Closing date Organization
Kitchen Cleaning Services for the CN Tower Services 2022/08/17
Amended
 2022/08/25 Canada Lands Company CLC Limited - (CN…
Elevator Maintenance – CN Tower Services related to goods 2022/11/21
Amended
 2022/11/28 Canada Lands Company CLC Limited - (CN…
INDOOR/OUTDOOR HOUSEKEEPING & JANITORIAL SERVICES FOR THE CN TOWER Services 2022/09/09
Amended
 2022/09/16 Canada Lands Company CLC Limited - (CN…
Tower Replacement Services related to goods 2017/06/12 2017/06/28 Fisheries and Oceans Canada
Request for Proposals Audio Visual Content at CN Tower Construction 2022/01/05
Amended
 2022/01/14 Canada Lands Company CLC Limited - (CN…
Tower Fabrication/Construction Goods 2018/08/01
Amended
 2018/08/09 Fisheries and Oceans Canada
Tower Fabrication Goods 2017/02/09
Amended
 2017/02/14 Fisheries and Oceans Canada
Tower Replacements Construction, Goods 2017/01/30
Amended
 2017/02/01 Fisheries and Oceans Canada
Aluminum Tower Fabrication Goods 2017/06/01
Amended
 2017/06/01 Fisheries and Oceans Canada
TOWER REPLACEMENT ON AMHERST ISLAND Services, Goods 2013/09/26
Amended
 2013/10/03 Fisheries and Oceans Canada
Trailer Tower Goods 2024/10/04
Amended
 2024/10/04 Department of National Defence
Radio Tower Goods 2013/05/30
Amended
 2012/10/31 Natural Resources Canada
Communication Tower Replacements Goods 2017/06/21
Amended
 2017/06/29 Fisheries and Oceans Canada
Tower Repair and Maintenance Inspection Services, Saskatchewan Services related to goods 2020/10/30
Amended
 2020/11/13 Royal Canadian Mounted Police
5 ATON Tower Fabrications Goods 2019/07/16
Amended
 2019/07/19 Fisheries and Oceans Canada
Telecommunication Tower - Mingan Goods 2016/03/29
Amended
 2016/04/18 Public Works and Government Services…
Removal and Installation of Communication Towers Goods, Services related to goods 2015/06/19 2015/07/03 Royal Canadian Mounted Police
Cornwall Island Tower Goods 2018/11/27
Amended
 2018/12/17 Fisheries and Oceans Canada
Fabrication of Aluminum Towers Goods 2022/01/14
Amended
 2022/01/18 Fisheries and Oceans Canada
New Tower Installation Goods, Construction 2018/10/03
Amended
 2018/10/04 Fisheries and Oceans Canada
Fabrication of (4) four towers in Quebec Goods, Services related to goods 2021/05/17
Amended
 2021/05/21 Fisheries and Oceans Canada
Removal and Installation of Communication Towers Construction, Goods 2014/07/24
Amended
 2014/08/05 Royal Canadian Mounted Police
Inspection and maintenance of mock tower, rappel tower and fall… Services related to goods 2013/08/14
Amended
 2013/08/20 Department of National Defence
Inspection/Repair of Communication Towers Construction, Goods 2014/07/04
Amended
 2014/08/07 Royal Canadian Mounted Police
Water cooling towers Goods 2019/02/01
Amended
 2019/02/07 Public Works and Government Services…
Inspection and maintenance of mock tower, rappel tower and fall… Services related to goods 2014/03/04
Amended
 2014/03/07 Department of National Defence
ANTENNA TOWER SELF SUPPORT Goods 2018/11/07
Amended
 2018/11/21 Department of National Defence
LL 617 Tower Replacement Construction, Goods 2019/03/08
Amended
 2019/03/14 Fisheries and Oceans Canada
Construction of Communications Towers and Shelters Construction 2023/07/04
Amended
 2023/07/04 Procurement, Materiel and Assets…
Replacement of 1 Communication Tower – Ptarmigan, NT Goods, Services related to goods 2017/08/23
Amended
 2017/08/28 Royal Canadian Mounted Police
Aluminum Modular Tower - Fabrication Goods 2017/03/20
Amended
 2017/03/28 Fisheries and Oceans Canada
Galvanized Steel Towers Goods 2019/12/17
Amended
 2019/12/19 Fisheries and Oceans Canada
Maintenance Inspection of Communication Towers, Manitoba Services related to goods 2020/09/22 2020/10/22 Royal Canadian Mounted Police
Galvanized Steel Tower Fabrication Goods 2022/08/23
Amended
 2022/08/25 Fisheries and Oceans Canada
Removal and Replacement of Communication Towers Construction, Goods 2013/11/25 2014/01/06 Royal Canadian Mounted Police
Fabrication of Aluminum Towers-CCG Goods 2019/09/09
Amended
 2019/09/12 Fisheries and Oceans Canada
Removal and Replacement of Communication Towers Construction, Goods 2013/12/05 2014/01/14 Royal Canadian Mounted Police
Inspection/Repair of Communication Towers Goods, Construction 2015/03/11 2015/03/26 Royal Canadian Mounted Police
Telecommunication tower maintenance and engineered inspection Services 2016/08/23 2016/09/07 Fisheries and Oceans Canada
Aid to Navigation Tower Replacement Fabrication and Installation, LL721… Services related to goods, Goods 2021/07/02
Amended
 2021/07/06 Fisheries and Oceans Canada
Replacement of Communication Tower– D Division Services related to goods, Construction 2017/05/04 2017/05/23 Royal Canadian Mounted Police
Inspection/Repairs of Communication Towers (201500117A) Services, Services related to goods 2015/02/23 2015/03/10 Royal Canadian Mounted Police
Aerospace Project Services 2013/12/06 2013/12/23 Department of National Defence
Canadian Coast Guard Tower Replacement Construction, Services, Services related to goods 2014/07/30
Amended
 2014/08/01 Fisheries and Oceans Canada
Communications Tower Design Build, Pacific Rim National Park Reserve Construction 2024/01/04
Amended
 2024/01/04 Parks Canada
Fabrication of Three (3) Aluminum Modular Towers Goods 2018/01/15
Amended
 2018/01/18 Fisheries and Oceans Canada
Installation of two new Aid to Navigate Towers Goods, Construction 2018/10/15
Amended
 2018/10/16 Fisheries and Oceans Canada
Replacement of 1 Communication Tower – Stewart, B.C. Services, Goods 2017/07/21 2017/08/08 Royal Canadian Mounted Police
Fort Malden Range Towers Replacement Project Services related to goods, Construction 2020/05/05
Amended
 2020/05/08 Fisheries and Oceans Canada
Removal and Replacement of communication towers in Alberta Services related to goods, Construction 2015/09/17 2015/10/01 Royal Canadian Mounted Police

Displaying 1 - 50 of
50 of 60538
60538
List of award notices. The columns are sortable in ascending and descending order.
Title Category Award/amendment date Closing date Organization
Prefabricated Tower Structures Goods 2018/01/26 N/A Fisheries and Oceans Canada
Prefabricated Tower Structures Goods 2016/01/06 N/A Fisheries and Oceans Canada
Prefabricated Tower Structures, Aluminum Goods 2017/03/20 N/A Fisheries and Oceans Canada
Prefabricated Tower Structures, Aluminum Goods 2019/12/20 N/A Fisheries and Oceans Canada
Prefabricated Tower Structures, Aluminum Goods 2015/01/13 N/A Fisheries and Oceans Canada
Prefabricated Tower Structures, Aluminum Goods 2013/02/20 N/A Fisheries and Oceans Canada
Kitchen Cleaning Services for the CN Tower Services 2022/10/11 N/A Canada Lands Company CLC Limited - (CN…
Elevator Maintenance – CN Tower Services related to goods 2023/02/28 N/A Canada Lands Company CLC Limited - (CN…
Request for Proposals Audio Visual Content at CN Tower Construction 2022/03/03 N/A Canada Lands Company CLC Limited - (CN…
INDOOR/OUTDOOR HOUSEKEEPING & JANITORIAL SERVICES FOR THE CN TOWER Services 2022/12/08 N/A Canada Lands Company CLC Limited - (CN…
Tower Replacement Services related to goods 2017/06/29 N/A Fisheries and Oceans Canada
TOWER REPLACEMENT ON AMHERST ISLAND Services 2013/10/10 N/A Fisheries and Oceans Canada
Radio Tower Goods 2012/11/21 N/A Natural Resources Canada
Aluminum Tower Fabrication Goods 2017/06/08 N/A Fisheries and Oceans Canada
Tower Fabrication Goods 2017/02/22 N/A Fisheries and Oceans Canada
Prefabricated Tower Structures Goods 2017/01/05 N/A Fisheries and Oceans Canada
Tower Replacements Construction 2017/02/28 N/A Fisheries and Oceans Canada
Cornwall Island Tower Goods 2018/12/19 N/A Fisheries and Oceans Canada
Fabrication of Aluminum Towers Goods 2022/01/19 N/A Fisheries and Oceans Canada
Inspection and maintenance of mock tower, rappel tower and fall… Services related to goods 2014/05/23 N/A Department of National Defence
Removal and Installation of Communication Towers Goods 2015/08/04 N/A Royal Canadian Mounted Police
Removal and Installation of Communication Towers Goods 2015/07/30 N/A Royal Canadian Mounted Police
ANTENNA TOWER SELF SUPPORT Goods 2018/11/30 N/A Department of National Defence
Communication Tower Replacements Goods 2017/07/30 N/A Fisheries and Oceans Canada
Antennas and Support Towers Services 2012/06/06 N/A Fisheries and Oceans Canada
Construction of Communications Towers and Shelters Construction 2024/03/31
Amended
 2024/03/31 Procurement, Materiel and Assets…
New Tower Installation Goods 2018/11/01 N/A Fisheries and Oceans Canada
Fabrication of (4) four towers in Quebec Services related to goods 2021/06/14 N/A Fisheries and Oceans Canada
Galvanized Steel Towers Goods 2020/01/06 N/A Fisheries and Oceans Canada
Tower Repair and Maintenance Inspection Services, Saskatchewan Services related to goods 2021/02/20 N/A Royal Canadian Mounted Police
Fabrication of Aluminum Towers-CCG Goods 2019/09/17 N/A Fisheries and Oceans Canada
Portable Radio Antenna Tower Goods 2015/10/02 N/A Parks Canada
Removal and Replacement of Communication Towers Construction 2014/01/30 N/A Royal Canadian Mounted Police
Removal and Installation of Communication Towers Construction 2014/08/14 N/A Royal Canadian Mounted Police
Aerospace Project Services 2013/12/25 N/A Department of National Defence
Replacement of Communication Tower– D Division Services related to goods 2017/06/19 N/A Royal Canadian Mounted Police
Replacement of 1 Communication Tower – Ptarmigan, NT Goods 2017/09/22 N/A Royal Canadian Mounted Police
Removal and Replacement of communication towers in Alberta Services related to goods 2015/10/21 N/A Royal Canadian Mounted Police
Engineering and Technical Services - Aerospace Related, Military Services 2013/07/17 N/A Department of National Defence
Replacement of communication towers in New Brunswick Services related to goods 2015/09/15 N/A Royal Canadian Mounted Police
Telecommunication tower maintenance and engineered inspection Services 2016/09/13 N/A Fisheries and Oceans Canada
Replacement of 1 Communication Tower – Stewart, B.C. Services 2017/08/17 N/A Royal Canadian Mounted Police
Repair and Inspection of Communication Towers in Manitoba Construction 2018/04/05 N/A Royal Canadian Mounted Police
Maintenance Inspection of Communication Towers, Manitoba Services related to goods 2021/02/16 N/A Royal Canadian Mounted Police
Removal and Replacement of communication towers in British Columbia Services related to goods 2015/09/21 N/A Royal Canadian Mounted Police
Removal and Replacement of Communication Towers – F Division Services related to goods 2017/06/27 N/A Royal Canadian Mounted Police
Aid to Navigation Tower Replacement Fabrication and Installation, LL721… Services related to goods 2021/07/23 N/A Fisheries and Oceans Canada
Repair, maintenance inspection and removal of communication towers in… Services related to goods 2017/04/21 N/A Royal Canadian Mounted Police
Repair, Maintenance Inspection, and Removal of Communication Towers in… Construction 2018/02/16 N/A Royal Canadian Mounted Police
Telemetry Tower & Galvanization - Mount Revelstoke National Park Construction 2023/10/31
Amended
 2023/10/31 Parks Canada

50 of 265194
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
Tower Aerospace Inc. T8493-140035/016/CAG Transport Canada, Transport Canada 2023/12/29 CAD 0.00
Tower Aerospace Inc. W8485-184741/009/CAG Department of National Defence 2021/12/15 CAD 0.00
Tower Aerospace Inc. W8485-184741/009/CAG Department of National Defence 2021/03/17 CAD 0.00
Tower Aerospace Inc. W8485-184741/009/CAG Department of National Defence 2019/11/26 CAD 0.00
Tower Aerospace Inc. W8485-127470/003/BY Department of National Defence 2012/01/25 CAD 1,989.00
Tower Aerospace Inc. W8485-126213/005/BY Department of National Defence 2011/12/02 CAD 857.00
Tower Aerospace Inc. W8485-125628/003/BY Department of National Defence 2011/10/21 CAD -1,138.00
Tower Aerospace Inc. W8485-125628/003/BY Department of National Defence 2011/10/03 CAD 1,138.00
Tower Aerospace Inc. W8485-114272/003/BY Department of National Defence 2011/09/27 CAD 8,250.00
Tower Aerospace Inc. W8485-114272/003/BY Department of National Defence 2011/08/16 CAD 8,250.00
Tower Aerospace Inc. W8485-125399/003/BY Department of National Defence 2011/07/29 CAD 974.00
Tower Aerospace Inc. W8485-114272/003/BY Department of National Defence 2011/04/18 CAD 8,250.00
Tower Aerospace Inc. W8485-113681/003/BY Department of National Defence 2011/02/22 CAD 2,769.00
Tower Aerospace Inc. W8485-114234/004/BY Department of National Defence 2011/02/08 CAD 552.00
Tower Aerospace Inc. W8485-112493/002/BY Department of National Defence 2010/12/13 CAD 3,335.00
Tower Aerospace Inc. W8485-113681/003/BY Department of National Defence 2010/12/09 CAD 920.00
Tower Aerospace Inc. W8485-113681/003/BY Department of National Defence 2010/12/02 CAD 2,769.00
Tower Aerospace Inc. W8485-113681/003/BY Department of National Defence 2010/11/25 CAD 1,849.00
Tower Aerospace Inc. W8485-101637/003/BY Department of National Defence 2009/12/04 CAD 1,575.00
Tower Aerospace Inc. W8485-101692/001/BY Department of National Defence 2009/11/17 CAD 42,210.00
Tower Aerospace Inc. W8485-100787/001/BY Department of National Defence 2009/06/23 CAD 1,326.00
Tower Aerospace Inc. W8485-099650/004/BY Department of National Defence 2009/06/22 CAD 41,732.00
Tower Aerospace Inc. W8485-090119/002/BY Department of National Defence 2009/05/15 CAD -6,505.00
Tower Aerospace Inc. W8485-100303/002/BY Department of National Defence 2009/04/28 CAD 692.00
Tower Aerospace Inc. W8485-099650/004/BY Department of National Defence 2009/04/14 CAD 23,185.00
Tower Aerospace Inc. W8485-099650/004/BY Department of National Defence 2009/03/31 CAD 18,547.00
Tower Aerospace Inc. W8485-099757/001/BY Department of National Defence 2009/02/06 CAD 995.00
Tower Aerospace Inc. W8485-184741/009/CAG Department of National Defence 2022/08/09 CAD 0.00
Tower Aerospace Inc. T8493-140035/016/CAG Transport Canada 2020/03/05 CAD 0.00
Tower Aerospace Inc. W8485-184741/009/CAG Department of National Defence 2020/02/21 CAD 0.00
Tower Aerospace Inc. T8493-140035/016/CAG Transport Canada 2019/03/18 CAD 0.00
Tower Aerospace Inc. F7013-160027/005/CAG Transport Canada 2016/08/26 CAD 372.00
Tower Aerospace Inc. W8485-114234/004/BY Department of National Defence 2011/02/10 CAD -552.00
Tower Aerospace Inc. W8485-113231/001/BY Department of National Defence 2010/07/21 CAD -6,484.00
Tower Aerospace Inc. W8485-113231/001/BY Department of National Defence 2010/07/19 CAD 6,484.00
Tower Aerospace Inc. W8485-101637/003/BY Department of National Defence 2009/11/26 CAD 1,575.00
Tower Aerospace Inc. W8485-090119/002/BY Department of National Defence 2009/04/01 CAD 8,093.00
Tower Aerospace Inc. W8485-099868/001/BY Department of National Defence 2009/03/03 CAD 1,901.00
Tower Aerospace Inc. W0133-09M002/001/VIC Department of National Defence 2009/08/25 CAD 9,673.00
Tower Aerospace Inc. W8485-08C093/001/BY Department of National Defence 2014/04/28 CAD 0.00
MILLARD TOWERS LIMITED 23240-123097/001/HL Natural Resources Canada 2011/06/27 CAD 224,610.00
Millard Towers Limited F2563-170072/001/KIN Fisheries and Oceans Canada 2018/01/26 CAD 129,134.00
Millard Towers Limited F1705-150058/001/VIC Fisheries and Oceans Canada 2016/01/06 CAD 52,852.00
Millard Towers Limited F2563-190046/001/KIN Fisheries and Oceans Canada 2019/12/20 CAD 240,000.00
Millard Towers Limited F1705-160204/001/VIC Fisheries and Oceans Canada 2017/03/20 CAD 256,289.00
MILLARD TOWERS LIMITED F2563-080067/001/LON Fisheries and Oceans Canada 2009/03/12 CAD 282,708.00
MILLARD TOWERS LIMITED F2618-080100/001/LON Fisheries and Oceans Canada 2009/01/30 CAD 36,743.00
Millard Towers Limited F2563-140042/001/KIN Fisheries and Oceans Canada 2015/01/13 CAD 103,229.00
MILLARD TOWERS LIMITED F2563-120094/001/TOR Fisheries and Oceans Canada 2013/02/20 CAD 100,256.00
MILLARD TOWERS LIMITED F2563-100112/001/TOR Fisheries and Oceans Canada 2011/02/08 CAD 256,838.00

Useful links

How to register your business

Register your business to view and bid on tender opportunities published by Public Services and Procurement Canada.

Getting started

Find out how to prepare for buying or selling to the Government of Canada.

Support

Contact us directly, or find your answers using resource guides.

Date modified: