Who is NASA's biggest contractor in FY2023?

California Institute of Technology, with $2.8B obligated in FY2023. Second is Space Exploration Technologies Corp. at $2.3B.

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 total NASA obligated to that recipient in FY2023. TheFiscalFinder does the ranking; the underlying figures are the government's own.

How many recipients are shown?

The top 100 for FY2023. Each row opens that recipient'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 FY2023, computed from public records. It is not an allegation about anyone on it.

Top contractors of NASA: FY2023

≈ computed · agency obligations

California Institute of Technology received more money from NASA than any other recipient in FY2023: $2.8B in obligations. Ranked by what NASA obligated to each recipient in FY2023, so the list is about this agency's money rather than a contractor's overall size. Combined corporate families count once. ≈ computed

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

1
California Institute of Technology0 awards
$2.8B
2
Space Exploration Technologies Corp.0 awards
$2.3B
3
Lockheed Martin Corporation0 awards
$1.1B
4
Amentum Technology, Inc.0 awards
$939.2M
5
KBR, Inc.0 awards
$691.9M
6
The Johns Hopkins University Applied Physics Laboratory LLC0 awards
$449M
7
Blue Origin Washington, LLC0 awards
$425M
8
Leidos, Inc.0 awards
$404.6M
9
Peraton Corp.0 awards
$337.4M
10
Science Applications International Corporation0 awards
$312.8M
11
Science Applications International Corporation0 awards
$312.7M
12
Bechtel Corporation0 awards
$308.7M
13
Science Systems and Applications, Inc.0 awards
$243M
14
Association of Universities for Research in Astronomy, Inc.0 awards
$204.1M
15
Lanteris Space LLC0 awards
$183.5M
16
Hamilton Sundstrand Space Systems International, Inc.0 awards
$174.4M
17
Air Products and Chemicals, Inc0 awards
$172.5M
18
Syncom Space Services LLC0 awards
$146.3M
19
Aerodyne-SGT Engineering Services, LLC0 awards
$136.3M
20
Booz Allen Hamilton Inc0 awards
$134.9M
21
Analytical Mechanics Associates, Inc.0 awards
$129M
22
BAE Systems, Inc.0 awards
$128.7M
23
Asrc Federal System Solutions LLC0 awards
$117M
24
The Aerospace Corporation0 awards
$110.3M
25
The Regents of the University of Colorado0 awards
$108.4M
26
Chenega Global Protection, LLC0 awards
$101.9M
27
L3Harris Technologies, Inc.0 awards
$94M
28
Teledyne Brown Engineering, Inc.0 awards
$91.4M
29
University of Maryland, College Park0 awards
$87.2M
30
Southwest Research Institute0 awards
$82M
31
The Regents of the University of California0 awards
$73.5M
32
University System of New Hampshire0 awards
$63.4M
33
University of Arizona0 awards
$62.9M
34
Amentum Services, Inc.0 awards
$56.6M
35
General Electric Company0 awards
$53.9M
36
Sierra Nevada Company, LLC0 awards
$48.2M
37
Agile Decision Sciences, LLC0 awards
$39.5M
38
CACI International Inc0 awards
$38M
39
Northrop Grumman Systems Corp0 awards
$34.6M
40
Minburn Technology Group, LLC0 awards
$34.3M
41
Thundercat Technology, LLC0 awards
$33.5M
42
The Johns Hopkins University0 awards
$31.5M
43
Four Points Technology, L.l.c.0 awards
$31.2M
44
Massachusetts Institute of Technology0 awards
$29.7M
45
Arizona State University0 awards
$27.6M
46
University of Oklahoma0 awards
$26M
47
The University of Central Florida Board of Trustees0 awards
$25.3M
48
Oak Ridge Associated Universities, Incorporated0 awards
$25.3M
49
University of Hawaii0 awards
$24.5M
50
AECOM Technical Services, Inc.0 awards
$23.8M
51
The Trustees of Columbia University in the City of New York0 awards
$21.7M
52
The Leland Stanford Junior University0 awards
$20.7M
53
Regents of the University of Michigan0 awards
$20.4M
54
University Corporation for Atmospheric Research0 awards
$18M
55
Georgia Tech Research Corp0 awards
$17.3M
56
The University of Iowa0 awards
$16.4M
57
University of California, Los Angeles0 awards
$16.1M
58
Baylor College of Medicine0 awards
$15.6M
59
University of Florida0 awards
$15M
60
Four LLC0 awards
$14.8M
61
University of Washington0 awards
$14.5M
62
The University of Chicago0 awards
$13.3M
63
CH2M Hill, Inc0 awards
$13M
64
The Trustees of Princeton University0 awards
$12.7M
65
V2X Aerospace LLC0 awards
$12.7M
66
V2X, Inc.0 awards
$12.7M
67
Fcn, Inc.0 awards
$12.6M
68
University of Illinois0 awards
$12.4M
69
Wichita State University0 awards
$12.4M
70
The Pennsylvania State University0 awards
$11.7M
71
University of California, San Diego0 awards
$11.7M
72
University of Wisconsin System0 awards
$11.4M
73
United Launch Services, LLC0 awards
$11.1M
74
National Academy of Sciences0 awards
$10.9M
75
Purdue University0 awards
$10.8M
76
Washington University, the0 awards
$9.5M
77
University of Alaska Fairbanks0 awards
$9.4M
78
General Atomics0 awards
$9.4M
79
The Charles Stark Draper Laboratory, Inc.0 awards
$9M
80
Kay and Associates, Inc.0 awards
$8.4M
81
Woods Hole Oceanographic Institution0 awards
$8.3M
82
Colorado State University0 awards
$8.2M
83
Affigent, LLC0 awards
$7M
84
RTX Corporation0 awards
$6.8M
85
Cornell University0 awards
$6.4M
86
General Dynamics Corporation0 awards
$6.4M
87
Lmi Consulting, LLC0 awards
$6.3M
88
Brown University0 awards
$6M
89
President and Fellows of Harvard College0 awards
$5.9M
90
Louisiana State University0 awards
$5.5M
91
Govsmart, Inc.0 awards
$5.4M
92
Oregon State University0 awards
$5.3M
93
Rector & Visitors of the University of Virginia0 awards
$4.8M
94
University of Alabama at Birmingham0 awards
$4.6M
95
University of California Irvine0 awards
$4.5M
96
Gartner, Inc.0 awards
$4.4M
97
Ohio State University, the0 awards
$4.1M
98
Regents of the University of Minnesota0 awards
$4.1M
99
University of California, Santa Barbara0 awards
$4.1M
100
Auburn University0 awards
$4M

Obligations are the dollars the agency committed, which is not the same as dollars paid out. A recipient can appear on several agencies' lists; each ranks only its own money.

Questions

Who is NASA's biggest contractor in FY2023?: California Institute of Technology, with $2.8B obligated in FY2023. Second is Space Exploration Technologies Corp. at $2.3B.
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 total NASA obligated to that recipient in FY2023. TheFiscalFinder does the ranking; the underlying figures are the government's own.
How many recipients are shown?: The top 100 for FY2023. Each row opens that recipient'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 FY2023, computed from public records. It is not an allegation about anyone on it.

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Top federal contractors Top recipients of federal money Top federal grant recipients Most no-bid contract dollars Top contractors of the Department of Defense Top federal sub-agencies by spending Top congressional districts by federal spending Top federal assistance programs

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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.