Tenders by category and region

Defense & Aerospace tenders in Ontario

26 open tenders

Who buys defense & aerospace in Ontario

National Defence12,450 contracts · $63.5B
Canadian Space Agency54 contracts · $2.9B
Fisheries and Oceans Canada659 contracts · $298.0M
Royal Canadian Mounted Police743 contracts · $198.4M
Transport Canada906 contracts · $110.1M
National Research Council Canada56 contracts · $4.1M
Public Services and Procurement Canada1 contract · $4.1M
Canada Border Services Agency19 contracts · $4.0M

Defense & Aerospace

Tire Servicing Equipment for 33 Service Battalion — Department of National Defence

about 1 month ago

National Defence — CA-CANADABUYS

Closing: 29 Oct 2026

Defense & Aerospace

Department of National Defence — Homemade Explosives Training (5‑Year Contract)

National Defence — CA-CANADABUYS

Closing: 29 Oct 2026

Defense & Aerospace

Supply, Installation and Commissioning of Laser Engraving Machine for Canadian Armed Forces

National Defence — CA-CANADABUYS

Closing: 29 Oct 2026

Defense & Aerospace

Department of National Defence (DND) – Supply of Talc or Clear Lightweight Polyester Sheets/Rolls for Map Preservation

National Defence — CA-CANADABUYS

Closing: 30 Oct 2026

Defense & Aerospace

Supply of Power Transformers for Canada's Department of National Defence — Bids due 9 Oct 2026

Public Services and Procurement Canada — CA-CANADABUYS

Closing: 30 Oct 2026

Defense & Aerospace

Supply of Two Starter Generators and Ni-Cad Batteries for DASH-8 Aircraft – Transport Canada

Public Services and Procurement Canada — CA-CANADABUYS

Closing: 30 Oct 2026

Defense & Aerospace

Supply and Delivery of One FDM (Fused Deposition Modeling) 3D Printer with In‑Person Training – Royal Military College of Canada

Public Services and Procurement Canada — CA-CANADABUYS

Closing: 04 Nov 2026

Defense & Aerospace

Supply of Diver Straps, Knives and Swim Fins to CFB 12 Wing Shearwater and CFB Esquimalt

National Defence — CA-CANADABUYS

Closing: 05 Nov 2026

Defense & Aerospace

Delivery of Versatile Quadruped Robot for Teaching, Surveying and Remote Inspections – Royal Military College of Canada

Public Services and Procurement Canada — CA-CANADABUYS

Closing: 06 Nov 2026

Defense & Aerospace

Supply of Portable Digital Radiography Kits for Department of National Defence — Ottawa (Initial Delivery by 31 March 2027)

about 1 month ago

National Defence — CA-CANADABUYS

Closing: 06 Nov 2026

Defense & Aerospace

Supply of up to 4 Tool Control Specialists for Department of National Defence – CFB Trenton

Public Services and Procurement Canada — CA-CANADABUYS

Closing: 09 Nov 2026

Defense & Aerospace

Supply and Delivery of Petroleum, Oil and Lubricant Products to CFB Trenton

Public Services and Procurement Canada — CA-CANADABUYS

Closing: 12 Nov 2026

Defense & Aerospace

Purchase of Portable Handheld Video Scope Kits and Tip Adaptor Kit – Department of National Defence, Ottawa (Delivery by 31 Mar 2027)

National Defence — CA-CANADABUYS

Closing: 16 Nov 2026

Defense & Aerospace

Supply of Radar Signal Stimulator for Naval Electronic Warfare Center (NEWC) — Department of National Defence

National Defence — CA-CANADABUYS

Closing: 17 Nov 2026

Defense & Aerospace

Supply, Delivery and Installation of Two 2,000-Watt Continuous Laser Cleaning Machines – Department of National Defence

National Defence — CA-CANADABUYS

Closing: 23 Nov 2026

Defense & Aerospace

Mobile Refrigeration Equipment Repair and Overhaul Services – Department of National Defence (Canada)

National Defence — CA-CANADABUYS

Closing: 25 Nov 2026

Defense & Aerospace

Design‑Build Modified Design‑Build Contracts for NORAD Forward Operating Locations in Inuvik and Yellowknife

Defence Construction Canada — CA-CANADABUYS

Closing: 30 Nov 2026

Defense & Aerospace

Supply of LH Inboard Flap Assembly for Challenger CL650 – Canadian Coast Guard

Public Services and Procurement Canada — CA-CANADABUYS

Closing: 30 Nov 2026

Defense & Aerospace

Command and Control Software Modules for Canadian Army Land ISR Modernization

about 1 year ago

Public Services and Procurement Canada — CA-CANADABUYS

Closing: 31 Dec 2026

Defense & Aerospace

Online Industry Sustainment SBCA Workshop – Defence Sustainment (Canada) — Date TBD

about 3 years ago

Public Services and Procurement Canada — CA-CANADABUYS

Closing: 31 Dec 2026

Defense & Aerospace

IDEaS Program Competitive Projects – Science & Technology Solutions for Canada’s Defence and Security

over 1 year ago

Public Services and Procurement Canada — CA-CANADABUYS

Closing: 31 Mar 2027

Defense & Aerospace

Defence Intelligence Enterprise Support Services (RFSA)

Public Services and Procurement Canada — CA-CANADABUYS

Closing: 31 Mar 2027

Defense & Aerospace

Supply of Miscellaneous Communication Equipment and Support Services for C4ISR – Department of National Defence

over 3 years ago

Public Services and Procurement Canada — CA-CANADABUYS

Closing: 31 Mar 2027

Defense & Aerospace

Uncrewed Ground Vehicle (UGV) Systems, Parts and Support Services – Department of National Defence

Public Services and Procurement Canada — CA-CANADABUYS

Closing: 30 Sep 2027

Defense & Aerospace

Department of National Defence Supply Arrangements for EOD/IED Training Services and Tools – Pre-Qualification to 31 March 2028

over 3 years ago

Public Services and Procurement Canada — CA-CANADABUYS

Closing: 31 Mar 2028

Top defense & aerospace suppliers by contract value in Ontario

SkyAlyne Canada Limited Partnership1 contract · $11.2B
Lockheed Martin Canada Inc.7 contracts · $6.7B
Irving Shipbuilding Inc.1 contract · $6.1B
Airbus Defence and Space SA4 contracts · $4.1B
General Dynamics7 contracts · $4.1B
Boeing2 contracts · $3.2B
L-3 COMMUNICATIONS MAS (CANADA) INC1 contract · $2.6B
MACDONALD DETTWILER AND ASSOCIATES9 contracts · $2.5B
GENERAL DYNAMICS LAND SYSTEMS CANADA CORP9 contracts · $2.5B
KNDS Deutschland GmbH & Co. KG2 contracts · $2.4B

See the full supplier ranking

Recently awarded defense & aerospace contracts in Ontario

Award of Contract for Ships and Boats to Rosborough Boats by National DefenceRosborough Boats · National Defence · $497K · 7 Jun 2018
Supply of Deployable Antenna System and Transceiver to Canadian Space AgencyInnovative Solutions in Space BV Isis · Canadian Space Agency · $16K · 14 Jan 2019
Award of Scientific Services Call-Up to Calian Ltd for National DefenceCalian Ltd · National Defence · $35K · 18 Jun 2018
Scientific Services Call-Up Against Standing Offer for National DefenceCalian Ltd · National Defence · $115K · 1 Apr 2018
Packaging and Testing of Guidance, Navigation and Control Software for MESR RoverMacdonald, Dettwiler and Associates Corporation · Canadian Space Agency · $419K · 18 May 2018
Supply of Other Equipment and Parts to the Canadian Space AgencyFloval Equipment Ltd · Canadian Space Agency · $12K · 16 Mar 2018
Engineering Support for M3MSAT Satellite Flight OperationsCOM DEV LTD · Canadian Space Agency · $86K · 3 May 2016
Award of Micro-Satellite Development Contract to Honeywell AerospaceHoneywell Aerospace · Canadian Space Agency · $21.6M · 18 Jun 2008
Supply of Other Equipment and Parts to National DefenceGamble Technologies Limited · National Defence · $1.7M · 23 Jan 2017
Repair and Maintenance of Lunar Rover Platform and Drivetrain PrototypeOntario Drive & Gear Limited · Canadian Space Agency · $21K · 19 Jun 2017

See more awarded contracts

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7:00 am

3 new cleaning tenders in Ontario

Cleaning services for council buildingsInfrastructure · Municipality · Closes in 12 days

Window and facade cleaning, hospital sitesHealth & Medical · Health authority · Closes in 19 days

Waste collection for depot sitesEnergy & Environment · Transport agency · Closes in 23 days

From your alert: Cleaning, Ontario

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