| Business administration services | UNSPSC 80160000 | $14,313,566,715 | 74 |
| Icebreaker | UNSPSC 25111514 | $13,087,590,174 | 5 |
| Professional engineering services | UNSPSC 81100000 | $4,856,138,469 | 659 |
| Professional Services / Program Advisory Services | GSIN R019AB | $4,127,724,742 | 230 |
| Information technology consultation services | UNSPSC 80101507 | $3,730,507,312 | 554 |
| Human Resource Services, Business Consulting/Change Management; Project Management Services | GSIN R019BF | $3,421,872,018 | 2071 |
| Informatics Professional Services | GSIN D302A | $3,414,608,453 | 3195 |
| Property management services | UNSPSC 80161601 | $2,790,587,380 | 6 |
| Rotary wing aircraft maintenance and repair services | UNSPSC 78181900 | $2,284,110,293 | 3 |
| Middle Distillate Fuels | GSIN N9140 | $2,168,110,443 | 294 |
| Ships and Vessels (large) - Repair, Refits and Conversions (including Dry Docking) | GSIN JX1990A | $2,149,279,695 | 222 |
| Construction of Other Buildings | GSIN 5129B | $2,120,034,299 | 1154 |
| Hotels, Motels and Commercial Accommodation | GSIN V502B | $2,033,350,529 | 9127 |
| Drugs and Biologicals | GSIN N6505 | $1,833,197,714 | 372 |
| Aircraft | UNSPSC 25130000 | $1,807,763,440 | 13 |
| Law enforcement | UNSPSC 46150000 | $1,761,241,146 | 4 |
| Computer services | UNSPSC 81110000 | $1,730,761,202 | 1023 |
| Anti submarine aircraft | UNSPSC 25131708 | $1,725,743,452 | 1 |
| Waterways, Harbours, Dams and Other Water Works | GSIN 5133C | $1,623,933,767 | 714 |
| Commissionaire Services | GSIN K105AO | $1,571,303,748 | 14 |
| Commercial and Military and Private Vehicles and their Accessories and Components | UNSPSC 25000000 | $1,404,750,015 | 17 |
| ADP Software | GSIN N7030 | $1,392,820,667 | 6071 |
| Building and Facility Construction and Maintenance Services | UNSPSC 72000000 | $1,374,579,797 | 126 |
| Insurance and retirement services | UNSPSC 84130000 | $1,288,388,190 | 9 |
| Aviation Fuel | GSIN N9130E | $1,255,282,583 | 96 |
| Vessels, Miscellaneous | GSIN N1990 | $1,235,697,153 | 69 |
| Drugs and Pharmaceutical Products | UNSPSC 51000000 | $1,215,937,460 | 99 |
| Highways, Roads, Railways,Airfield Runways | GSIN 5131C | $1,158,472,963 | 370 |
| Trucks and Truck Tractors, Wheeled | GSIN N2320 | $1,093,958,186 | 290 |
| Software | UNSPSC 43230000 | $1,013,759,847 | 1297 |
| Maintenance, Repair, Modification, Rebuilding & Installation of Equipment related to Ships | GSIN J019A | $970,960,169 | 19 |
| Passenger Motor Vehicles | GSIN N2310 | $953,678,993 | 199 |
| Medical Claims Review and Management | UNSPSC 84131608 | $872,280,130 | 22 |
| Military fixed wing aircraft | UNSPSC 25131700 | $832,248,908 | 2 |
| Transportation repair or maintenance services | UNSPSC 78180000 | $823,345,675 | 86 |
| Motor vehicles | UNSPSC 25100000 | $804,505,511 | 120 |
| Combat, Assault, and Tactical Vehicles, Tracked | GSIN N2350 | $774,084,094 | 29 |
| Combat, Assault and Tactical Vehicles, Wheeled | GSIN N2355 | $773,324,334 | 6 |
| Nonresidential building construction services | UNSPSC 72120000 | $765,439,273 | 100 |
| Liquid Propellants and Fuels, Petroleum Base | GSIN N9130 | $762,887,972 | 105 |
| Minerals and ores and metals | UNSPSC 11100000 | $745,183,758 | 7 |
| General Marine Construction Work | GSIN 5139D | $741,094,562 | 436 |
| Transport services | UNSPSC 78140000 | $732,332,709 | 77 |
| Marine transport | UNSPSC 25110000 | $696,997,943 | 64 |
| Satellites | UNSPSC 25151700 | $693,953,410 | 8 |
| Miscellaneous Ammunition | GSIN N1395 | $685,316,396 | 71 |
| Healthcare Services | UNSPSC 85000000 | $657,035,338 | 32 |
| Marine Systems and Engineering | GSIN C216BA | $654,704,262 | 15 |
| Aircraft, Fixed Wing | GSIN N1510 | $653,559,532 | 13 |
| Spaceships | UNSPSC 25151500 | $645,345,359 | 2 |
| Commercial passenger jet aircraft | UNSPSC 25131506 | $634,000,797 | 1 |
| Advertising Media Planning/Buying | GSIN T003AF | $633,678,952 | 2533 |
| Guided Missiles | GSIN N1410 | $631,017,662 | 67 |
| Specialized trade construction and maintenance services | UNSPSC 72150000 | $630,963,468 | 203 |
| Miscellaneous Communications Equipment | GSIN N5895 | $613,913,509 | 278 |
| Environmental Services | GSIN E199D | $609,974,125 | 435 |
| Ammunition, through 30mm | GSIN N1305 | $559,899,747 | 216 |
| Aviation fuel | UNSPSC 15101504 | $545,535,677 | 64 |
| Ammunition, 75mm through 125mm | GSIN N1315 | $538,806,422 | 72 |
| Management advisory services | UNSPSC 80100000 | $532,686,086 | 614 |
| Fishing Vessels | GSIN N1920 | $488,453,849 | 2 |
| Development finance | UNSPSC 84100000 | $485,662,928 | 17 |
| Outerwear | GSIN N8405 | $477,353,745 | 62 |
| Bridges, Elevated Highways, Tunnels, Subways and Railroads | GSIN 5132A | $454,734,208 | 137 |
| Construction Services, Not Elsewhere Specified | GSIN 5139A | $440,819,411 | 462 |
| Relocation services | UNSPSC 78101804 | $437,748,432 | 28 |
| Product/Material - Design, Development, Formulation, Modification: Science and Technology Related (R&D) | GSIN AZ110140 | $435,345,723 | 770 |
| Telephones, Cellular | GSIN N5805042 | $432,100,947 | 3 |
| Laboratory Equipment and Supplies | GSIN N6640 | $427,384,354 | 2756 |
| Guided Missile Warheads and Explosive Components | GSIN N1336 | $423,383,805 | 14 |
| Radar Equipment, Except Airborne | GSIN N5840 | $415,878,289 | 123 |
| Northern Contaminated Site Environmental Clean-up Work/Services | GSIN E108F | $411,957,866 | 157 |
| Transport Vessels, Passenger and Troop | GSIN N1910 | $406,358,051 | 4 |
| Product research and development service | UNSPSC 81141901 | $396,187,501 | 295 |
| Marine construction services | UNSPSC 72141200 | $394,907,870 | 196 |
| Military (R&D) | GSIN AD917700 | $366,704,707 | 355 |
| Commercial Security Guard and Related Services | GSIN K105A | $362,382,949 | 53 |
| Relocation Services | GSIN V502A | $358,917,481 | 44 |
| Building and facility maintenance and repair services | UNSPSC 72100000 | $354,535,017 | 322 |
| Project management | UNSPSC 80101600 | $349,491,855 | 79 |
| Fire Control Radar Equipment, Except Airborne - Repair | GSIN JX1285 | $348,840,078 | 2 |
| Radio and Television Communications Equipment, Except Airborne | GSIN N5820 | $347,381,307 | 277 |
| Office Furniture | GSIN N7110 | $334,904,081 | 1674 |
| Prefabricated and Portable Buildings | GSIN N5410 | $322,804,907 | 44 |
| Military rifles | UNSPSC 46101503 | $314,968,388 | 2 |
| Interior Fit-Up/Renovations | GSIN 5177BA | $308,251,044 | 222 |
| License management software | UNSPSC 43231512 | $305,828,560 | 51 |
| Light weapons and ammunition | UNSPSC 46100000 | $298,979,192 | 46 |
| Ammunition, over 30mm up To 75mm | GSIN N1310 | $295,231,329 | 41 |
| Building framing service | UNSPSC 72101521 | $294,789,599 | 4 |
| Nursing Care Services | GSIN G001A | $287,810,572 | 45 |
| Passports | UNSPSC 55121803 | $284,704,131 | 1 |
| Cleaning and Maintenance, Janitorial | GSIN K100A | $278,871,083 | 635 |
| Radio and Television Communications Equipment, Airborne | GSIN N5821 | $277,639,073 | 40 |
| Adjudication Services | GSIN R199X | $275,246,756 | 104 |
| Translation Services | GSIN R109D | $274,669,999 | 1286 |
| Marine Architect and Engineering Services | GSIN C216C | $264,615,222 | 171 |
| Guns, through 30 mm, unless installed in a vehicle, aircraft, ship | GSIN N1005 | $263,691,408 | 158 |
| Military science and research | UNSPSC 92111700 | $262,846,509 | 200 |
| Laboratory and scientific equipment | UNSPSC 41100000 | $259,212,544 | 832 |
| Torpedos and Components, Explosive | GSIN N1356 | $251,043,904 | 3 |
| Miscellaneous Aircraft Accessories and Components | GSIN N1680 | $250,815,989 | 282 |
| Communications Security Equipment and Components | GSIN N5810 | $241,800,232 | 239 |
| Heating, Ventilation and Air Conditioning Maintenance & Inspection Services | GSIN 5161B | $238,080,239 | 253 |
| Excavating and Earthmoving Work | GSIN 5114C | $236,990,550 | 269 |
| Information technology IT management services | UNSPSC 80161604 | $234,902,890 | 60 |
| Logistics Support for U.S. Manufactured Military Equipment Currently Operated by Canadian Armed Forces (COLOG) | GSIN NCLOG | $231,582,622 | 31 |
| Telephone Services / Contact Centre Services | GSIN T000K | $229,353,466 | 8 |
| Network security equipment | UNSPSC 43222500 | $214,870,305 | 4 |
| Telecommunications - Satellite Services | GSIN D399BB | $214,046,110 | 21 |
| Construction of Commercial Buildings | GSIN 5124B | $209,586,132 | 86 |
| Demolition Work | GSIN 5112B | $209,560,724 | 308 |
| Environmental Services | UNSPSC 77000000 | $209,209,500 | 111 |
| Consulting Services | GSIN R019F | $208,568,225 | 278 |
| Consumer electronics | UNSPSC 52160000 | $206,204,622 | 16 |
| Rigid Wall Shelters | GSIN N5411 | $205,714,428 | 29 |
| Measuring and observing and testing instruments | UNSPSC 41110000 | $204,988,909 | 124 |
| Business and corporate management consultation services | UNSPSC 80101500 | $204,878,223 | 98 |
| Transportation components and systems | UNSPSC 25170000 | $202,194,295 | 83 |
| Clothing, Special Purpose | GSIN N8415 | $199,192,656 | 213 |
| Architectural & Engineering Services - Highways, Roads, Railways,Bridges and Dams | GSIN C122A | $198,059,346 | 334 |
| Pyrotechnics | GSIN N1370 | $193,360,925 | 60 |
| Bridge construction and repair service | UNSPSC 72141107 | $192,738,791 | 40 |
| Automatic Data Processing Equipment, System Configuration | GSIN N7010 | $188,580,126 | 275 |
| Software or hardware engineering | UNSPSC 81111500 | $186,745,731 | 19 |
| Pharmaceutical Services | GSIN G001C | $182,257,841 | 12 |
| Aircraft Propellers and Components | GSIN N1610 | $177,553,114 | 32 |
| Paving Contractor Services (except mud jacking) | GSIN 5131BB | $177,442,653 | 133 |
| Meat, Poultry and Fish | GSIN N8905Z | $174,595,890 | 693 |
| Unmanned Aircraft | GSIN N1550 | $171,409,578 | 60 |
| Cable Plant -Services | GSIN R199W | $170,008,500 | 1 |
| Highway and road construction services | UNSPSC 72141000 | $169,682,696 | 37 |
| Fixed wing aircraft maintenance and repair services | UNSPSC 78181800 | $168,649,136 | 11 |
| Submarines | GSIN N1905C | $168,000,000 | 1 |
| Comprehensive health services | UNSPSC 85100000 | $167,062,023 | 49 |
| Architectual Services - Buildings | GSIN C119A | $166,777,450 | 317 |
| ADP Input-Output and Storage Devices | GSIN N7025 | $164,069,785 | 368 |
| Astronautics (R&D) | GSIN AR910400 | $163,964,351 | 171 |
| Marine fuel | UNSPSC 15101509 | $162,808,695 | 51 |
| Small Craft | GSIN N1940 | $162,120,859 | 88 |
| Fleet management services | UNSPSC 80161505 | $161,962,900 | 3 |
| Audit services | UNSPSC 84111600 | $161,279,457 | 156 |
| Marine craft systems and subassemblies | UNSPSC 25111900 | $161,090,783 | 308 |
| Manufacturing technologies | UNSPSC 81140000 | $159,989,285 | 67 |
| Educational Services, N.E.S. | GSIN U099C | $159,689,836 | 53 |
| Underwater Sound Equipment | GSIN N5845 | $157,110,480 | 144 |
| Electrical Installations and Major Repairs | GSIN 5164A | $156,139,906 | 329 |
| Professional Services / Program Research Analysis | GSIN R019U | $155,094,753 | 203 |
| Commercial marine craft | UNSPSC 25111500 | $154,784,852 | 160 |
| PASSENGER MOTOR VEHICLES - RENTAL | GSIN WR2310 | $153,629,708 | 291 |
| Application or technology research and development service | UNSPSC 81141902 | $145,064,711 | 61 |
| Information Products | GSIN D317E | $143,030,100 | 788 |
| Groceries, Miscellaneous (replaced by gsin N8920ZC) | GSIN N8920C | $140,538,030 | 336 |
| Ammunition, over 125mm | GSIN N1320 | $138,399,920 | 21 |
| Alternative educational systems | UNSPSC 86110000 | $137,824,379 | 55 |
| Operation Training Devices | GSIN N6930 | $137,677,244 | 64 |
| Vehicular Power Transmission Components | GSIN N2520 | $137,630,202 | 137 |
| Cleaning and janitorial services | UNSPSC 76110000 | $137,446,798 | 149 |
| Engineering and Technical Services - Aerospace Related, Military | GSIN C219BF | $136,799,136 | 45 |
| Space engineering service | UNSPSC 81102302 | $136,369,476 | 14 |
| Fire Control Systems, Complete | GSIN N1230 | $135,716,295 | 15 |
| Environmental management | UNSPSC 77100000 | $132,911,072 | 241 |
| Electricity Services | GSIN S001A | $131,744,867 | 4 |
| Diesel engines | UNSPSC 26101504 | $131,430,823 | 20 |
| Other Special Trade Construction Work | GSIN 5159B | $129,947,106 | 183 |
| Technical Engineering and Maintenance Services (TEMS) (Excludes requirements related to armament, R&D and R&O) | GSIN R008A | $129,680,657 | 237 |
| Dredging Services - Floating Plant | GSIN 5138C | $128,257,924 | 82 |
| Logistics Support Services Military Aerospace Related | GSIN R114A | $127,577,766 | 34 |
| Cartridge and Propellant Actuated Devices and Components | GSIN N1377 | $127,273,961 | 41 |
| Infrastructure maintenance and repair services | UNSPSC 72103300 | $127,050,737 | 46 |
| Ship and Marine Miscellaneous Equipment | GSIN N2090 | $125,928,344 | 328 |
| Electrical system services | UNSPSC 72151500 | $125,155,568 | 71 |
| Electronic Countermeasures, Counter-Countermeasures and Quick Reaction Capability Equipment | GSIN N5865 | $125,141,145 | 38 |
| Video Recording and Reproduction Equipment | GSIN N5836 | $123,980,841 | 263 |
| Heavy construction services | UNSPSC 72140000 | $123,819,006 | 102 |
| Aircraft, Fixed Wing - Repair and Overhaul (Military) | GSIN JX1510A | $123,277,008 | 7 |
| Wooden framework | UNSPSC 30103617 | $121,628,065 | 1 |
| Antennas, Waveguides and Related Equipment | GSIN N5985 | $121,614,643 | 215 |
| Satellite Data Processing and Related Services | GSIN T013D | $120,492,188 | 92 |
| Language Training Services | GSIN U099D | $120,286,224 | 174 |
| Security guard services | UNSPSC 92121504 | $117,886,214 | 54 |
| Data Voice or Multimedia Network Equipment or Platforms and Accessories | UNSPSC 43220000 | $117,165,662 | 38 |
| Engineering and Technical Services - Ammunition Related | GSIN C219BE | $116,705,002 | 15 |
| Diesel fuel | UNSPSC 15101505 | $116,655,475 | 53 |
| Information Retrieval Services, Database | GSIN D317B | $116,482,129 | 82 |
| Groceries, Miscellaneous | GSIN N8920ZC | $115,819,367 | 413 |
| Operations & Maintenance of a Military Base | GSIN M190D | $115,764,964 | 5 |
| Life and health and accident insurance | UNSPSC 84131600 | $115,246,137 | 2 |
| Meat, Poultry and Fish (replaced by gsin N8905Z) | GSIN N8905 | $115,121,455 | 399 |
| Spacecraft Instrumentation Development (R&D) | GSIN AR210480 | $114,183,167 | 60 |
| Hazard-Detecting Instruments and Apparatus | GSIN N6665 | $113,828,072 | 192 |
| Ammunition | UNSPSC 46101600 | $112,981,369 | 15 |
| General Contractor Services, Not Elsewhere Specified | GSIN 5179FB | $112,588,412 | 114 |
| Diesel Engines and Components | GSIN N2815 | $111,255,182 | 201 |
| Fire Control Sonar Equipment | GSIN N1287 | $111,238,854 | 3 |
| Building construction management | UNSPSC 81101513 | $110,304,383 | 35 |
| Optical Sighting and Ranging Equipment | GSIN N1240 | $107,637,816 | 73 |
| Real estate services | UNSPSC 80130000 | $102,958,301 | 103 |
| Radar Equipment (Military), except Airborne - Repair and Overhaul | GSIN JX5840 | $101,504,891 | 6 |
| Chemical Analysis Instruments | GSIN N6630 | $101,149,020 | 584 |