Federal contractor directory
Top Department of the Interior contractors
Federal contractors ranked by obligated value across the 20,000 most recently updated prime-award records for Department of the Interior.
Rankings use the 20,000 most recently updated prime-award records for this agency. They are refreshed from AcornBids' public-award dataset.
Market activity in the last completed fiscal year
Last completed federal fiscal year, using loaded dated transaction obligations. Directory ranking below uses its separately stated universe. Summary updated 2026-10-23.
Oct 1, 2025 – Sep 30, 2026: $5.6B in loaded transaction obligations across 9,016 recipients. Change from the equal-length preceding period: -13.4%.
Leading industries
Leading customers
| Market | Period obligations |
|---|---|
| Department of the Interior | $5.6B |
Leading states
| Market | Period obligations |
|---|---|
| VA | $890.0M |
| CA | $638.8M |
| NM | $415.2M |
| MD | $410.5M |
| WY | $318.4M |
| CO | $310.8M |
| DC | $304.4M |
| ID | $224.3M |
#1 · ACACIA CENTER FOR JUSTICE$832.4M obligated value · 1 recent award records · UEI CAJ4W5QGNKK9 · CAGE 9A1K5 · NAICS 541199 · DC
View profile →#2 · NW CONSTRUCTION, INC$628.0M obligated value · 5 recent award records · UEI SNSLU2QXJ7Z5 · CAGE 6UQT3 · NAICS 237990 · MT
View profile →#3 · GENERAL DYNAMICS INFORMATION TECHNOLOGY, INC.$599.0M obligated value · 19 recent award records · UEI SMNWM6HN79X5 · CAGE 07MU1 · NAICS 541330 · VA
View profile →#4 · GUIDEHOUSE INC.$459.7M obligated value · 6 recent award records · UEI N9NJK877QJK9 · CAGE 1HLR9 · NAICS 541511 · VA
View profile →#5 · BOOZ ALLEN HAMILTON INC$375.8M obligated value · 28 recent award records · UEI JCBMLGPE6Z71 · CAGE 17038 · NAICS 541512 · VA
View profile →#6 · CDM CONSTRUCTORS INC$361.6M obligated value · 1 recent award records · UEI LLB7TD5CJZN4 · CAGE 3RWC8 · NAICS 237990 · NM
View profile →#7 · FAMILY ENDEAVORS, INC.$346.5M obligated value · 2 recent award records · UEI PC1AM3TAQXD8 · CAGE 52LR2 · NAICS 624190 · TX
View profile →#8 · DEEP MILE NETWORKS LLC$334.9M obligated value · 1 recent award records · UEI KJQXXKB5WF89 · CAGE 4NES8 · NAICS 611430 · VA
View profile →#9 · KIEWIT INFRASTRUCTURE WEST CO.$321.2M obligated value · 2 recent award records · UEI KGG6RMJ7D9P8 · CAGE 1YY42 · NAICS 237990 · CA
View profile →#10 · TEPA EC, LLC$308.1M obligated value · 5 recent award records · UEI EZMNZ2HYHFB7 · CAGE 4EHW4 · NAICS 236220 · CO
View profile →#11 · JACOBS PROJECT MANAGEMENT CO.$271.0M obligated value · 1 recent award records · UEI WEBHVDKSC4T5 · CAGE 4ZV61 · NAICS 541330 · TX
View profile →#12 · THE PROVIDENCIA GROUP LLC$270.4M obligated value · 1 recent award records · UEI J351QRK6L4J1 · CAGE 8VYR6 · NAICS 541611 · VA
View profile →#13 · STRONGHOLD ENGINEERING INC$264.6M obligated value · 2 recent award records · UEI EG59ND6RTQ43 · CAGE 0ZCX2 · NAICS 236220 · CA
View profile →#14 · AMES FEDERAL CONTRACTING GROUP LLC$244.5M obligated value · 3 recent award records · UEI WCK5W6RK82X1 · CAGE 9BA09 · NAICS 237310 · MN
View profile →#15 · LUMEN TECHNOLOGIES GOVERNMENT SOLUTIONS, INC.$243.6M obligated value · 2 recent award records · UEI LL22S1ELLY93 · CAGE 0HG04 · NAICS 517111 · CO
View profile →#16 · ICF INCORPORATED, L.L.C.$211.0M obligated value · 48 recent award records · UEI QHBLBNKKV4U3 · CAGE 5M571 · NAICS 541611 · VA
View profile →#17 · PLANET TECHNOLOGIES, INC.$201.6M obligated value · 1 recent award records · UEI K7U4K35DBUM4 · CAGE 1EZF8 · NAICS 541519 · MD
View profile →#18 · CGI FEDERAL INC.$197.2M obligated value · 20 recent award records · UEI TRKEP1HEBNS5 · CAGE 3YVK7 · NAICS 541519 · VA
View profile →#19 · SENECA STRATEGIC PARTNERS, LLC$194.3M obligated value · 39 recent award records · UEI V9BHF33RNSG1 · CAGE 8K9M6 · NAICS 332994 · NY
View profile →#20 · BWI TPC, A JOINT VENTURE$187.9M obligated value · 1 recent award records · UEI YNXXPM173W74 · CAGE 966L7 · NAICS 237990 · CA
View profile →#21 · ACCENTURE FEDERAL SERVICES LLC$177.0M obligated value · 21 recent award records · UEI C47BNA8GM833 · CAGE 1ZD18 · NAICS 541511 · VA
View profile →#22 · RECORD STEEL AND CONSTRUCTION, INC.$175.3M obligated value · 2 recent award records · UEI G47MZHXDUE63 · CAGE 0JR90 · NAICS 236220 · ID
View profile →#23 · MAGELLAN FEDERAL, INC.$166.6M obligated value · 7 recent award records · UEI MFYCXCNW4WL5 · CAGE 1Q8F1 · NAICS 541611 · VA
View profile →#24 · DEPLOYED SERVICES, LLC$156.8M obligated value · 2 recent award records · UEI T4R2JNL2PKV3 · CAGE 8L1K8 · NAICS 561210 · TX
View profile →#25 · S.J. LOUIS CONSTRUCTION, INC$151.4M obligated value · 2 recent award records · UEI NEEXAJK6X7H4 · CAGE 3P0V0 · NAICS 237110 · MN
View profile →#26 · GARCO CONSTRUCTION, INC.$146.2M obligated value · 2 recent award records · UEI KHCKQ1ZWE6P4 · CAGE 1HA49 · NAICS 236220 · WA
View profile →#27 · OSCAR RENDA CONTRACTING INC$133.2M obligated value · 1 recent award records · UEI G1L8ZF4SL2Z9 · CAGE 49GM3 · NAICS 237110 · TX
View profile →#28 · KBR WYLE SERVICES, LLC$126.9M obligated value · 44 recent award records · UEI HYBLSJAMM2F4 · CAGE 1DDX3 · NAICS 541330 · MD
View profile →#29 · CENTERPOINT LLC$126.3M obligated value · 1 recent award records · UEI HSKBZDAKYH87 · CAGE 73QC4 · NAICS 541519 · VA
View profile →#30 · ARCHER WESTERN CONSTRUCTION, LLC$124.9M obligated value · 2 recent award records · UEI CLQMUNETKJ71 · CAGE 6ARQ8 · NAICS 237310 · TX
View profile →#31 · HENSEL PHELPS CONSTRUCTION CO$118.0M obligated value · 1 recent award records · UEI LA5LXK1PHJB5 · CAGE 6TYN2 · NAICS 236220 · HI
View profile →#32 · SMARTRONIX, LLC$115.7M obligated value · 7 recent award records · UEI CMBKC2MHJFK5 · CAGE 03MT8 · NAICS 541512 · MD
View profile →#33 · PERIMETER SOLUTIONS LP$113.7M obligated value · 5 recent award records · UEI QGUQWSU5AHB4 · CAGE 1RKV8 · NAICS 325998 · MO
View profile →#34 · G.S.E. CONSTRUCTION COMPANY, INC.$113.3M obligated value · 2 recent award records · UEI JS4MLNK3AFR9 · CAGE 0CW03 · NAICS 237110 · CA
View profile →#35 · PERINI MANAGEMENT SERVICES, INC.$111.9M obligated value · 2 recent award records · UEI VEK3HVCJ87H6 · CAGE 1KP13 · NAICS 236220 · MA
View profile →#36 · STONE & LIME IMPORTS, INC$110.0M obligated value · 4 recent award records · UEI U8PNYGHDU133 · CAGE 41WL3 · NAICS 236220 · MA
View profile →#37 · STG INTERNATIONAL, INC.$109.9M obligated value · 9 recent award records · UEI D8MVW9XGUS26 · CAGE 1GEJ7 · NAICS 541990 · VA
View profile →#38 · KREW HEAVY CIVIL LLC$109.0M obligated value · 1 recent award records · UEI F4CLT4KFF7K4 · CAGE 7SNK3 · NAICS 237310 · CA
View profile →#39 · MAXIMUS FEDERAL TECHNOLOGY SOLUTIONS, LLC$106.3M obligated value · 1 recent award records · UEI RYMXZHTX4WP3 · CAGE 5LB65 · NAICS 541618 · VA
View profile →#40 · KADIAK LLC$106.2M obligated value · 5 recent award records · UEI S58NJBBDKRF5 · CAGE 7MX68 · NAICS 541618 · AK
View profile →#41 · ESSEX MANAGEMENT LLC$104.5M obligated value · 9 recent award records · UEI W43LZWHV2853 · CAGE 5CYC9 · NAICS 541511 · MD
View profile →#42 · MATHEMATICA INC.$99.6M obligated value · 14 recent award records · UEI UJMMR3K2CDK6 · CAGE 1EFU9 · NAICS 541720 · DC
View profile →#43 · NUAXIS LLC$94.3M obligated value · 9 recent award records · UEI HJP8JPSEC2G4 · CAGE 3XRE4 · NAICS 541519 · VA
View profile →#44 · JCCBG$90.2M obligated value · 1 recent award records · UEI V2J1DP56K8U6 · CAGE 89YF8 · NAICS 236220 · SC
View profile →#45 · SCIENCE APPLICATIONS INTERNATIONAL CORPORATION$87.2M obligated value · 14 recent award records · UEI MMLKPW9JLX64 · CAGE 6XWA8 · NAICS 541512 · VA
View profile →#46 · WESTERN DOOR FEDERAL, LLC$79.3M obligated value · 3 recent award records · UEI EJVWRH7GWKM3 · CAGE 828U0 · NAICS 541611 · VA
View profile →#47 · U.S. COMMITTEE FOR REFUGEES AND IMMIGRANTS, INC.$77.8M obligated value · 1 recent award records · UEI JK7QHJQ2WFL9 · CAGE 3ZHP0 · NAICS 813319 · VA
View profile →#48 · FLATLAND ENERGY SERVICES LLC$75.5M obligated value · 1 recent award records · UEI NGK5XEKFFNW9 · CAGE 9KD21 · NAICS 237990 · TX
View profile →#49 · WCA CONSTRUCTION, LLC$75.5M obligated value · 8 recent award records · UEI F9APVM4HEAL8 · CAGE 7FYE4 · NAICS 237990 · CO
View profile →#50 · JBS INTERNATIONAL, INC.$74.0M obligated value · 4 recent award records · UEI NACNDU85S2Q2 · CAGE 3CRR9 · NAICS 541611 · MD
View profile →