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Federal Contractor Ranking

Top 50 Federal Contractors in Maryland

The 50 largest federal contractors headquartered in Maryland by total obligated dollars (FY2016–FY2026), based on recipient state address from USAspending.gov.

50
Contractors Ranked
$277B
Combined Obligated
Contractors headquartered in Maryland
Cohort
RankContractorTotal Obligated
#1Optum Public Sector Solutions, INC.

UEI XMUZGJN98231

$45B
#2Consolidated Nuclear Security, LLC

UEI EWV8QKG1JUV7

$31B
#3Leidos, INC.

UEI MYKLJHTX3MM7

$18B
#4The Johns Hopkins University Applied Physics Laboratory LLC

UEI C1HBCJ9RMBV3

$16B
#5Kbr Wyle Services, LLC

UEI HYBLSJAMM2F4

$13B
#6Lockheed Martin Corporation

UEI MJENSFHZJP11

$13B
#7Northrop Grumman Systems Corporation

UEI H9M6J1PND9M3

$12B
#8Amentum Services, INC.

UEI QEMLRQA7PLG4

$12B
#9International Business Machines Corporation

UEI VV9KH3L99VE3

$11B
#10Bae Systems Technology Solutions & Services INC.

UEI LX3BSV6NNW58

$11B
#11Leidos Biomedical Research INC

UEI HV8BH9BPG8Y9

$8.8B
#12Fcn, INC.

UEI JEANDJTZ8HJ3

$6.9B
#13Whiting-turner Contracting Company, The

UEI VEP4UN7LDMK5

$5.0B
#14Clark Construction Group LLC

UEI QQBXQR679KM9

$4.8B
#15The Johns Hopkins Medical Services Corporation

UEI RZLCPNEEJDC5

$4.6B
#16Textron Systems Corporation

UEI SNJ8YY61GB95

$4.0B
#17Dai Global LLC

UEI JKMEF5QVJK24

$3.7B
#18Westat, INC.

UEI NVUWAFWQ57S5

$3.7B
#19Smartronix, LLC

UEI CMBKC2MHJFK5

$3.4B
#20Federal Resources Supply Company, LLC

UEI UR5TFK3LAVL5

$3.3B
#21Lockheed Martin Services, LLC

UEI LTKKCY4XML96

$2.7B
#22Sodexo Management INC.

UEI VG33D4SQVLE3

$2.7B
#23United Cleanup Oak Ridge LLC

UEI CM39N6XPQF41

$2.6B
#24Emergent Product Development Gaithersburg INC.

UEI CNPVCR8DK7M8

$2.4B
#25Grunley Construction CO., INC.

UEI R6CPWWDD4AM1

$2.4B
#26Association Of Universities For Research In Astronomy, INC.

UEI W1NBN156CYF9

$2.1B
#27Science Systems And Applications, INC.

UEI PJ2SP76D3HJ3

$1.9B
#28Tista Science And Technology Corporation

UEI L73LKJ1JCVM7

$1.9B
#29Tcom, L.P.

UEI HEZDP5MN11A3

$1.9B
#30Thales Defense & Security INC

UEI HNNUJXHSXGU3

$1.7B
#31Tribalco LLC

UEI XVNBJ1QJY5N4

$1.7B
#32Motorola Solutions, INC.

UEI HFK9V1G2B513

$1.6B
#33T-rex Solutions LLC

UEI MS9NC4RZDK19

$1.6B
#34Colossal Contracting LLC

UEI F4M9NB1HD785

$1.5B
#35Smiths Detection INC.

UEI FHKLJV1NP651

$1.4B
#36Ea Engineering, Science, And Technology, INC., Pbc

UEI LEEMJD9WKDC9

$1.4B
#37Asrc Federal System Solutions LLC

UEI FD7JDCJ4AMF9

$1.4B
#38Medical Science & Computing, LLC

UEI QKC5FQ63F7Z4

$1.3B
#39Abt Global LLC

UEI C9S1NLQ67626

$1.3B
#40Fairwinds Technologies LLC

UEI R3G6PWHQRAY5

$1.3B
#41Digital Management LLC

UEI EMACGJ3EEAT5

$1.2B
#42Bcg Federal Corp.

UEI EFNQK7LCF373

$1.2B
#43The Mil Corporation

UEI SWBHKZS9SNT6

$1.1B
#44J.f. Taylor, INC.

UEI N69MTSWBLK77

$1.1B
#45Arctic Slope Technical Services, INC.

UEI SGK5EGB9VQM8

$1.1B
#46Asrc Federal Field Services, LLC

UEI H6WGLRDCU6D8

$1.0B
#47Technical Resources International, INC.

UEI FAA2LVENETH4

$1.0B
#48Inuteq, LLC

UEI NBEWZB8LQ8Z5

$1.0B
#49Raytheon Company

UEI S7NEKPHEMP26

$1.0B
#50Executive Information Systems, L.L.C.

UEI MKF6VA9NZLR8

$996M

Source: USAspending.gov, FY2016–FY2026. Mindy aggregates by contractor legal name and rolls up parent + subsidiary UEI relationships. Click any row to view full contracting profile.

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