Which industry receives the most federal contract money in FY2024?

Engineering Services, with $53.1B in FY2024.

What is a NAICS code?

The North American Industry Classification System: the standard industry code the buying agency records on each federal contract. It is how the government itself categorises what it purchased.

Where does this ranking come from?

It is computed from USASpending.gov award records, which are U.S. government works and in the public domain. Each figure is the FY2024 contract dollars coded to that NAICS industry. TheFiscalFinder does the ranking; the underlying figures are the government's own.

How many industries are shown?

The top 100 for FY2024. Each row opens that industrie's own page, where the same money is broken out by year, by counterparty and by place.

Does a high position mean anything is wrong?

No. This is a description of where public money went in FY2024, computed from public records. It is not an allegation about anyone on it.

Top industries by federal contract dollars: FY2024

≈ computed · NAICS

Engineering Services drew more federal contract money than any other industry in FY2024: $53.1B. Ranked by NAICS industry code, the classification the source records on contracts. NAICS appears on contracts only, so this is a procurement view by construction. ≈ computed

Ranked from USASpending records, data current as of 2026-07-03. FY2020 to FY2025 are loaded.

1
Engineering ServicesNAICS 541330
$53.1B
2
Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)NAICS 541715
$44.9B
3
Aircraft ManufacturingNAICS 336411
$44.2B
4
Direct Health and Medical Insurance CarriersNAICS 524114
$43.9B
5
Facilities Support ServicesNAICS 561210
$38.4B
6
Computer Systems Design ServicesNAICS 541512
$33.8B
7
Commercial and Institutional Building ConstructionNAICS 236220
$30.9B
8
Guided Missile and Space Vehicle ManufacturingNAICS 336414
$28.3B
9
Other Computer Related ServicesNAICS 541519
$25.5B
10
Ship Building and RepairingNAICS 336611
$24.2B
11
Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument ManufacturingNAICS 334511
$17.2B
12
Other Aircraft Parts and Auxiliary Equipment ManufacturingNAICS 336413
$16.9B
13
Pharmaceutical Preparation ManufacturingNAICS 325412
$15.9B
14
Administrative Management and General Management Consulting ServicesNAICS 541611
$15.1B
15
All Other Professional, Scientific, and Technical ServicesNAICS 541990
$14.2B
16
Petroleum RefineriesNAICS 324110
$11.7B
17
Custom Computer Programming ServicesNAICS 541511
$10.9B
18
Other Heavy and Civil Engineering ConstructionNAICS 237990
$10.2B
19
Research and Development in the Physical, Engineering, and Life SciencesNAICS 541710
$9.7B
20
Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)NAICS 541712
$9.7B
21
Ammunition (except Small Arms) ManufacturingNAICS 332993
$9.1B
22
Aircraft Engine and Engine Parts ManufacturingNAICS 336412
$8.4B
23
Remediation ServicesNAICS 562910
$7.9B
24
Other Support Activities for Air TransportationNAICS 488190
$7.1B
25
Military Armored Vehicle, Tank, and Tank Component ManufacturingNAICS 336992
$6.8B
26
Software PublishersNAICS 511210
$6.1B
27
Security Guards and Patrol ServicesNAICS 561612
$5.8B
28
Nonscheduled Chartered Freight Air TransportationNAICS 481212
$5.1B
29
Offices of Physicians (except Mental Health Specialists)NAICS 621111
$5.1B
30
Radio and Television Broadcasting and Wireless Communications Equipment ManufacturingNAICS 334220
$5.1B
31
Medicinal and Botanical ManufacturingNAICS 325411
$4.7B
32
All Other Miscellaneous ManufacturingNAICS 339999
$4B
33
Research and Development in Biotechnology (except Nanobiotechnology)NAICS 541714
$3.9B
34
Electronic Computer ManufacturingNAICS 334111
$3.6B
35
Service Establishment Equipment and Supplies Merchant WholesalersNAICS 423850
$3.5B
36
Deep Sea Freight TransportationNAICS 483111
$3.3B
37
Computer Facilities Management ServicesNAICS 541513
$3.3B
38
Computing Infrastructure Providers, Data Processing, Web Hosting, and Related ServicesNAICS 518210
$3.1B
39
Process, Physical Distribution, and Logistics Consulting ServicesNAICS 541614
$2.7B
40
Highway, Street, and Bridge ConstructionNAICS 237310
$2.6B
41
Other Communications Equipment ManufacturingNAICS 334290
$2.5B
42
Hazardous Waste Treatment and DisposalNAICS 562211
$2.5B
43
Nonscheduled Chartered Passenger Air TransportationNAICS 481211
$2.4B
44
Other Scientific and Technical Consulting ServicesNAICS 541690
$2.4B
45
Drugs and Druggists' Sundries Merchant WholesalersNAICS 424210
$2.2B
46
Power Boiler and Heat Exchanger ManufacturingNAICS 332410
$2.2B
47
Wired Telecommunications CarriersNAICS 517110
$2.2B
48
Janitorial ServicesNAICS 561720
$2B
49
Surgical and Medical Instrument ManufacturingNAICS 339112
$2B
50
All Other Support ServicesNAICS 561990
$2B
51
Medical, Dental, and Hospital Equipment and Supplies Merchant WholesalersNAICS 423450
$1.9B
52
Other Guided Missile and Space Vehicle Parts and Auxiliary Equipment ManufacturingNAICS 336419
$1.9B
53
Advertising AgenciesNAICS 541810
$1.8B
54
Biological Product (except Diagnostic) ManufacturingNAICS 325414
$1.7B
55
Small Arms, Ordnance, and Ordnance Accessories ManufacturingNAICS 332994
$1.7B
56
Industrial Building ConstructionNAICS 236210
$1.5B
57
Guided Missile and Space Vehicle Propulsion Unit and Propulsion Unit Parts ManufacturingNAICS 336415
$1.5B
58
Automobile ManufacturingNAICS 336111
$1.5B
59
Environmental Consulting ServicesNAICS 541620
$1.5B
60
General Medical and Surgical HospitalsNAICS 622110
$1.5B
61
Commercial BakeriesNAICS 311812
$1.5B
62
Offices of Certified Public AccountantsNAICS 541211
$1.4B
63
Satellite TelecommunicationsNAICS 517410
$1.4B
64
Truck Trailer ManufacturingNAICS 336212
$1.4B
65
Electronic and Precision Equipment Repair and MaintenanceNAICS 811210
$1.4B
66
Other Electronic Component ManufacturingNAICS 334419
$1.4B
67
Small Arms Ammunition ManufacturingNAICS 332992
$1.3B
68
Other Electronic and Precision Equipment Repair and MaintenanceNAICS 811219
$1.3B
69
Other Activities Related to Credit IntermediationNAICS 522390
$1.3B
70
Research and Development in the Social Sciences and HumanitiesNAICS 541720
$1.3B
71
Support Activities for ForestryNAICS 115310
$1.3B
72
Other Technical and Trade SchoolsNAICS 611519
$1.3B
73
Food Service ContractorsNAICS 722310
$1.3B
74
Other Management Consulting ServicesNAICS 541618
$1.3B
75
Surgical Appliance and Supplies ManufacturingNAICS 339113
$1.3B
76
All Other Miscellaneous Food ManufacturingNAICS 311999
$1.2B
77
Professional and Management Development TrainingNAICS 611430
$1.2B
78
Research and Development in BiotechnologyNAICS 541711
$1.2B
79
Water and Sewer Line and Related Structures ConstructionNAICS 237110
$1.2B
80
Plumbing, Heating, and Air-Conditioning ContractorsNAICS 238220
$1.2B
81
Explosives ManufacturingNAICS 325920
$1.1B
82
Couriers and Express Delivery ServicesNAICS 492110
$1.1B
83
Nonferrous Metal (except Aluminum) Smelting and RefiningNAICS 331410
$1.1B
84
Analytical Laboratory Instrument ManufacturingNAICS 334516
$1.1B
85
Telemarketing Bureaus and Other Contact CentersNAICS 561422
$1.1B
86
Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and ExtrudingNAICS 331491
$1B
87
Fruit and Vegetable CanningNAICS 311421
$1B
88
Construction Machinery ManufacturingNAICS 333120
$1B
89
Architectural ServicesNAICS 541310
$978.2M
90
Temporary Help ServicesNAICS 561320
$961.8M
91
Software PublishersNAICS 513210
$957.4M
92
Electric Power DistributionNAICS 221122
$951M
93
Motor Vehicle Body ManufacturingNAICS 336211
$927M
94
Commercial and Service Industry Machinery ManufacturingNAICS 333310
$915.5M
95
Irradiation Apparatus ManufacturingNAICS 334517
$891.3M
96
Other Accounting ServicesNAICS 541219
$852.1M
97
Human Resources Consulting ServicesNAICS 541612
$842M
98
Perishable Prepared Food ManufacturingNAICS 311991
$837.8M
99
Nursing Care Facilities (Skilled Nursing Facilities)NAICS 623110
$836.8M
100
All Other TelecommunicationsNAICS 517919
$834.6M

An award carries one NAICS code, chosen by the buying agency for the predominant work. Broad industries therefore absorb work that could plausibly sit in a neighbouring code.

Questions

Which industry receives the most federal contract money in FY2024?: Engineering Services, with $53.1B in FY2024.
What is a NAICS code?: The North American Industry Classification System: the standard industry code the buying agency records on each federal contract. It is how the government itself categorises what it purchased.
Where does this ranking come from?: It is computed from USASpending.gov award records, which are U.S. government works and in the public domain. Each figure is the FY2024 contract dollars coded to that NAICS industry. TheFiscalFinder does the ranking; the underlying figures are the government's own.
How many industries are shown?: The top 100 for FY2024. Each row opens that industrie's own page, where the same money is broken out by year, by counterparty and by place.
Does a high position mean anything is wrong?: No. This is a description of where public money went in FY2024, computed from public records. It is not an allegation about anyone on it.

Related rankings

Top product and service codes by federal dollars Top federal assistance programs Top contractors of the Department of State Top federal sub-agencies by spending Top congressional districts by federal spending

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Why the labels? The graph is only worth anything if the links are trusted. Facts taken straight from a federal filing are ✓ from source; figures we calculate are ≈ computed; links we infer (corporate parents, districts, competitors, connections between records) are ≈ inferred, worded carefully, never asserted as fact and never a claim that one thing caused another. Spot an error? Tell us.