SAP Ariba and Fieldglass system maintenance

All SAP platforms will be down for scheduled maintenance at the times listed below. We apologize for any inconvenience.

  • SAP Ariba on Friday, June 28 from 2:00 pm until June 30 1:00 am (Eastern Time) 
  • SAP Fieldglass on Saturday, June 28 from11:00 pm until June 29 9:00 pm (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 82580
List of tender notices. The columns are sortable in ascending and descending order.
Title Category Open/amendment date Closing date Organization
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 and maintenance of mock tower, rappel tower and fall… Services related to goods 2014/03/04
Amended
2014/03/07 Department of National Defence
Inspection/Repairs of Communication Towers (201500117A) Services, Services related to goods 2015/02/23 2015/03/10 Royal Canadian Mounted Police
Portable Radio Antenna Tower Goods 2015/09/24
Amended
2015/09/30 Parks Canada
Satellite Antenna Foundation Work Sainte Flavie Construction 2021/08/25
Amended
2021/09/03 Fisheries and Oceans Canada
Communication Antenna Repair and Inspect, Gordon, MB Construction, Services related to goods 2021/06/15 2021/06/30 Royal Canadian Mounted Police
Satellite Antenna Foundation Work Sainte Flavie Construction 2021/07/21
Amended
2021/07/26 Fisheries and Oceans Canada
Paint work, Levis radar tower Construction 2021/06/09
Amended
2021/06/14 Fisheries and Oceans Canada
Satellite Antenna Foundation Work Sainte Flavie Construction 2021/12/10
Amended
2021/12/14 Fisheries and Oceans Canada
Install Roof Antenna and Remove Communication Tower, Shamattawa, Manitoba Construction, Services related to goods 2021/08/31 2021/09/15 Royal Canadian Mounted Police
Displaying 1 - 10 of
10 of 101819
101819
List of award notices. The columns are sortable in ascending and descending order.
Title Category Award/amendment date Closing date Organization
Antennas and Support Towers Services 2012/06/06 N/A Fisheries and Oceans Canada
ANTENNA TOWER SELF SUPPORT Goods 2018/11/30 N/A Department of National Defence
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…
Portable Radio Antenna Tower Goods 2015/10/02 N/A Parks Canada
INDOOR/OUTDOOR HOUSEKEEPING & JANITORIAL SERVICES FOR THE CN TOWER Services 2022/12/08 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…
Communication Antenna Repair and Inspect, Gordon, MB Construction 2021/07/30 N/A Royal Canadian Mounted Police
Tower Repair and Maintenance Inspection Services, Saskatchewan Services related to goods 2021/02/20 N/A Royal Canadian Mounted Police
Telecommunication tower maintenance and engineered inspection Services 2016/09/13 N/A Fisheries and Oceans Canada
50 of 501917
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
Jol tower work and antennae inspection limited F5606-073000/001/HAL Fisheries and Oceans Canada 2010/05/13 CAD 115,000.00
Jol tower work and antennae inspection limited F5606-073000/001/HAL Fisheries and Oceans Canada 2009/05/01 CAD 171,000.00
C & S Antennas, Inc 31184-102587/001/HN National Research Council Canada 2011/01/25 CAD 100,156.00
MILLARD TOWERS LIMITED 23240-123097/001/HL Natural Resources Canada 2011/06/27 CAD 224,610.00
Enterprise Electronics Corporation CW2329439 Department of the Environment (ECCC ) 2024/06/03
Amended
CAD 703,674.11
Enterprise Electronics Corporation CW2329439 Department of the Environment (ECCC ) 2023/11/03 CAD 3,085,747.05
Millard Towers Limited F1705-150058/001/VIC Fisheries and Oceans Canada 2016/01/06 CAD 52,852.00
Millard Towers Limited F2563-170072/001/KIN Fisheries and Oceans Canada 2018/01/26 CAD 129,134.00
C & S Antennas, Inc W6448-22C028/001/KIN Department of National Defence 2022/01/06 CAD 39,162.00
C&S Antennas W6448-21C085/001/KIN Department of National Defence 2021/04/20 CAD -44,483.00
C&S Antennas W6448-21C085/001/KIN Department of National Defence 2021/02/04 CAD 44,483.00
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 F2563-140042/001/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 F2563-080067/001/LON Fisheries and Oceans Canada 2009/03/12 CAD 282,708.00
Wade Antenna, Inc. W8485-184827/001/HN Department of National Defence 2018/03/23 CAD 89,359.00
Wade Antenna, Inc. W0103-110003/001/VIC Department of National Defence 2011/01/06 CAD 18,072.00
Wade Antenna, Inc. W0103-110003/001/VIC Department of National Defence 2011/01/06 CAD 2,169.00
Wade Antenna, Inc. W0125-190099/001/KIN Department of National Defence 2019/12/11 CAD 38,736.00
MILLARD TOWERS LIMITED F2563-100112/001/TOR Fisheries and Oceans Canada 2011/02/08 CAD 256,838.00
Wade Antenna, Inc. W0133-10Q643/001/VIC Department of National Defence 2010/01/04 CAD 5,723.00
MILLARD TOWERS LIMITED F2563-110059/001/KIN Fisheries and Oceans Canada 2012/06/06 CAD 100,850.00
CBCL Limited EB144-221934/001/HAL Department of Public Works and Government… 2023/12/29
Amended
CAD 45,770.00
CBCL Limited EB144-221934/001/HAL Department of Public Works and Government… 2023/12/29
Amended
CAD 61,410.00
ANTENNA ASSOCIATES INC. W8485-216280/001/HN Department of National Defence 2020/12/23 CAD 435,887.00
ANTENNA ASSOCIATES INC. W8482-167873/001/HN Department of National Defence 2015/08/31 CAD 39,000.00
Antenna Products Corp. W8474-146696/001/HN Department of National Defence 2013/10/18 CAD 35,121.00
Antenna Products Corp. W8484-096164/001/PY Department of National Defence 2009/06/30 CAD -102.00
MILLARD TOWERS LIMITED W8484-116625/005/HN Department of National Defence 2010/09/24 CAD 36,269.00
Antennas For Communications, Ocala FL, Inc W7714-115244/001/PY Department of National Defence 2011/01/12 CAD 15,300.00
Graf Marine Systems Limited F6839-215061/001/HAL Department of Fisheries and Oceans (DFO) 2023/09/14
Amended
CAD 560,209.00
Graf Marine Systems Limited F6839-215061/001/HAL Department of Fisheries and Oceans (DFO) 2023/09/14
Amended
CAD 560,209.00
Graf Marine Systems Limited F6839-215061/001/HAL Department of Fisheries and Oceans (DFO) 2023/08/21
Amended
CAD 560,209.00
Graf Marine Systems Limited F6839-215061/001/HAL Department of Fisheries and Oceans (DFO) 2023/09/15
Amended
CAD 560,209.00
Graf Marine Systems Limited F6839-215061/001/HAL Department of Fisheries and Oceans (DFO) 2023/07/19
Amended
CAD 560,209.00
M2 Antenna Systems, Inc. W7714-125593/001/HN Department of National Defence 2012/02/29 CAD 42,000.00
Diamond Antenna and Microwave Corporation W0046-10Q851/001/KIN Department of National Defence 2009/09/29 CAD 6,832.00
ROHDE & SCHWARZ CANADA INC CW2345735 Department of Industry (ISED) 2024/01/16 CAD 1,256,215.73
Cleland Jardine Engineering Ltd. EH900-203332/001/FE Department of Public Works and Government… 2023/12/14
Amended
CAD 53,420.08
Cleland Jardine Engineering Ltd. EH900-203332/001/FE Department of Public Works and Government… 2024/02/28
Amended
CAD 194,509.91
Tower Arctic Ltd. F2470-090120/001/PWZ Fisheries and Oceans Canada 2010/04/30 CAD 6,296,658.00
Advanced Tower Services(2007)Ltd. F5606-083042/001/HAL Fisheries and Oceans Canada 2009/07/15 CAD 289,054.00
Twenty20 Insight Inc. CW2347825 Department of National Defence (DND) 2024/04/30
Amended
CAD 133,893.70
Twenty20 Insight Inc. CW2347825 Department of National Defence (DND) 2024/02/01 CAD 133,893.70
Advanced Tower Services(2007)Ltd. F2563-110001/001/TOR Fisheries and Oceans Canada 2011/06/02 CAD 24,322.00
Advanced Tower Services(2007)Ltd. F5606-083042/001/HAL Fisheries and Oceans Canada 2009/09/29 CAD 289,054.00
Westower Communications CW2363929 Department of Fisheries and Oceans (DFO) 2024/06/04
Amended
CAD 2,100,000.00
Advanced Tower Services(2007)Ltd. M9010-092711/001/MCT Royal Canadian Mounted Police 2009/03/30 CAD 369,397.00
Westower Communications CW2267258 Department of Fisheries and Oceans (DFO) 2023/10/25
Amended
CAD 188,313.28

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