Federal Contractors: $1B to $10B in Obligations

These contractors receive between $1 billion and $10 billion in federal obligations. They include major defense subcontractors, large consulting firms, and specialized technology companies that serve multiple agencies.

Reviewed by TaxDollarData Editorial Team · Updated Jun 7, 2026

101

Contractors

$248.9B

Combined Spending

$1B to $10B

Obligation Range

All Contractors (101)

Rank	Contractor	Total Obligations	Awards
#1	Mckesson Corporation	$9.0B	25
#2	Electric Boat Corporation	$8.6B	25
#3	Triwest Healthcare Alliance Corp.	$8.4B	25
#4	Humana Government Business Inc.	$8.0B	3
#5	Booz Allen Hamilton Inc.	$7.9B	25
#6	Huntington Ingalls Incorporated	$7.5B	25
#7	Leidos, Inc.	$7.2B	25
#8	Amerisourcebergen Drug Corp.	$6.1B	1
#9	Triad National Security, LLC	$5.2B	1
#10	Rtx Corporation	$5.0B	1
#11	National Technology & Engineering Solutions of Sandia, LLC	$5.0B	1
#12	General Dynamics Information Technology, Inc.	$4.9B	25
#13	Atlantic Diving Supply, Inc.	$4.8B	25
#14	Sikorsky Aircraft Corporation	$4.8B	1
#15	Science Applications International Corporation	$4.7B	1
#16	Amentum Services, Inc.	$3.9B	25
#17	Consolidated Nuclear Security, LLC	$3.6B	1
#18	Health Net Federal Services, LLC	$3.5B	2
#19	Fluor Marine Propulsion, LLC	$3.5B	2
#20	Space Exploration Technologies Corp.	$3.4B	25
#21	Accenture Federal Services LLC	$3.4B	25
#22	Deloitte Consulting Llp	$3.3B	25
#23	Lawrence Livermore National Security, LLC	$3.2B	1
#24	Bae Systems Land & Armaments L.p.	$2.8B	25
#25	Caci, Inc. - Federal	$2.8B	25
#26	General Electric Company	$2.7B	25
#27	General Dynamics Land Systems Inc.	$2.6B	25
#28	Advanced Technology International	$2.6B	25
#29	Ut-battelle LLC	$2.5B	1
#30	General Atomics Aeronautical Systems, Inc.	$2.3B	25
#31	L3harris Technologies Integrated Systems L.p.	$2.2B	25
#32	California Institute of Technology	$2.2B	1
#33	Okinawa Idemitsu K.k.	$2.2B	25
#34	Bechtel Plant Machinery, Inc.	$2.2B	19
#35	The Mitre Corporation	$2.2B	25
#36	L3harris Technologies, Inc.	$2.1B	25
#37	Savannah River Nuclear Solutions LLC	$2.1B	1
#38	Bath Iron Works Corporation	$2.1B	1
#39	Battelle Memorial Institute	$2.0B	1
#40	The Johns Hopkins University Applied Physics Laboratory LLC	$2.0B	25
#41	Peraton Inc.	$2.0B	25
#42	Hii Mission Technologies Corp.	$2.0B	25
#43	Qtc Medical Services Inc.	$1.9B	1
#44	Dell Marketing L.p.	$1.9B	25
#45	Sierra Nevada Company, LLC	$1.9B	25
#46	Battelle Energy Alliance, LLC	$1.9B	2
#47	Kbr Wyle Services, LLC	$1.8B	25
#48	Honeywell Federal Manufacturing & Technologies, LLC	$1.8B	1
#49	Carahsoft Technology Corp.	$1.8B	25
#50	General Dynamics Mission Systems, Inc.	$1.6B	1
#51	Vectrus Systems LLC	$1.6B	1
#52	Clark Construction Group LLC	$1.6B	13
#53	Bechtel National, Inc.	$1.6B	5
#54	Bae Systems Information and Electronic Systems Integration Inc.	$1.6B	25
#55	Deployed Resources LLC	$1.6B	25
#56	Optumserve Health Services, Inc.	$1.6B	25
#57	United Launch Services, LLC	$1.5B	25
#58	Serco Inc.	$1.5B	1
#59	Chemonics International, Inc.	$1.5B	25
#60	Massachusetts Institute of Technology	$1.5B	25
#61	Dell Federal Systems L.p	$1.5B	25
#62	Bae Systems Technology Solutions & Services Inc.	$1.4B	25
#63	L3 Technologies, Inc.	$1.4B	1
#64	National Steel and Shipbuilding Company	$1.4B	18
#65	Amentum Technology, Inc.	$1.4B	1
#66	Federal Express Corporation	$1.4B	1
#67	The Regents of the University of California	$1.4B	1
#68	Austal Usa, LLC	$1.4B	25
#69	Hensel Phelps Construction Co.	$1.4B	19
#70	Rockwell Collins, Inc.	$1.4B	1
#71	Oshkosh Defense LLC	$1.3B	25
#72	The Aerospace Corporation	$1.3B	1
#73	Parsons Government Services Inc.	$1.3B	25
#74	International Business Machines Corporation	$1.3B	25
#75	Domestic Awardees (undisclosed)	$1.3B	1
#76	Kbr Services, LLC	$1.3B	25
#77	Noble Supply & Logistics, LLC	$1.2B	25
#78	Vertex Aerospace LLC	$1.2B	25
#79	Cgi Federal Inc.	$1.2B	25
#80	Raytheon/lockheed Martin Javelin Jv	$1.2B	21
#81	W S Darley & Co	$1.2B	25
#82	Bell Textron Inc.	$1.2B	25
#83	Honeywell International, Inc.	$1.2B	6
#84	Mantech Advanced Systems International, Inc.	$1.2B	25
#85	Alliance for Energy Innovation, LLC	$1.2B	1
#86	Uchicago Argonne, LLC	$1.2B	1
#87	Peraton Enterprise Solutions LLC	$1.1B	25
#88	Marinette Marine Corporation	$1.1B	6
#89	Veterans Evaluation Services, Inc.	$1.1B	25
#90	Am General LLC	$1.1B	25
#91	Xator LLC	$1.1B	25
#92	Mission Support & Test Services LLC	$1.1B	1
#93	Olin Winchester, LLC	$1.1B	5
#94	Maximus Federal Services, Inc.	$1.1B	25
#95	Valero Marketing and Supply Co	$1.1B	25
#96	Canadian Commercial Corporation	$1.1B	25
#97	At&t Enterprises, LLC	$1.0B	25
#98	L3harris Global Communications, Inc.	$1.0B	25
#99	Bp Products North America Inc.	$1.0B	25
#100	Bl Harbert International LLC	$1.0B	25
#101	Caci Nss, LLC	$1.0B	25

Browse Other Spending Ranges

Over $10B $100M to $1B Under $100M

Federal Contractor Spending FAQ

101 federal contractors have total obligations in the $1b to $10b range, representing $248.9B in combined federal spending out of $612.6B total tracked.

Federal obligations represent the total amount the government has committed to pay a contractor through contracts, grants, and other award types. This data comes from USASpending.gov and reflects cumulative spending, not annual budgets.

Sources: USASpending.gov

Last updated: June 2026

Spending ranges are based on total cumulative obligations per contractor from USASpending.gov. Figures include contracts, grants, and other award types.

The $1B to $10B category groups every U.S. federal government spending entity sharing this attribute. The list above is the data; the paragraphs below explain what the grouping means against the broader USASpending.gov federal awards data distribution and how to read the relative rankings within the category.

For readers using this category as a starting point, the per-entity detail pages linked from the table above carry the underlying USASpending.gov federal awards data data in full. The category-level view is the filter; the per-entity pages are the actual answer.

Source: USAspending.gov, 2026.