Top Federal Contractors in South Dakota FY2021

Federal contractors ranked by place-of-performance obligations in South Dakota during fiscal year 2021.

Quick answer

E&I GLOBAL ENERGY SERVICES INC. is the top FY2021 contractor in South Dakota with $813,490 in ingested obligations.

Market Snapshot

Ranked contractors25
Top obligations$813,490
RankUEIContractorObligationsAwards
1YDHPK1KTQSS5E&I GLOBAL ENERGY SERVICES INC.$813,4901
2TVMFEQKQNVD6DELTA DENTAL OF SOUTH DAKOTA$721,2591
3VLLCJQY35YA3THE SCHEMMER ASSOCIATES INC.$502,8771
4U6LZYFKE2GD6RESPEC COMPANY, LLC$464,6711
5YZTLALWM4UC7STERLING COMPUTERS CORPORATION$457,5998
6PPMKJ7QSUL76FOURFRONT DESIGN INC$397,8611
7JHT2JFM72CD6INOVALON PROVIDER, INC$276,9001
8MUBCHCM4Z1J5HYKO SOLUTIONS LLC$243,9341
9Q57HEDMQEDR3AUREUS MEDICAL MANAGEMENT SERVICES LLC$243,7573
10GC14SNHB3JN1SIEMENS HEALTHCARE DIAGNOSTICS INC.$205,57911
11HYTLB8BS6W33IRON OUTFITTER WASTE SERVICES, INC.$128,0611
12C1JHWKX12BC4MISSOURI BREAKS INDUSTRIES RESEARCH, INC$110,00512
13K6FNREP8YBG1ENCOMPASS ARCHITECTS, P.C.$103,3611
14HB9JG5KNPX67ROSEBUD SIOUX TRIBE$39,2861
15WKJKZJM1GBT7ROSEBUD OFFICE SOLUTIONS$33,0011
16DMG2MMNMUK46PRO-MARK SERVICES INC$32,8991
17TWVMDJJT6G46RPH TEMP SERVICE, INC.$24,7591
18JW2QNBGC1B16JOHNSON CONTROLS, INC.$22,3831
19L3AXXYLB3V56ABBOTT LABORATORIES INC.$15,9251
20QMSMT7YEK1X4SUDS & DUDS, INC$15,7091
21XMGKPX3BHUY5LOGICAL SYSTEMS, LLC$14,4331
22QAKNK4A1GNB7A & B BUSINESS, INC.$9,1241
23K75MP9MX15Y8LAKOTA ENTERPRISES INC$5,8261
24PAKGN6ZVGK13MISSION CITY OF INC$2,3881
25NBXQLNKURTA5NORTHERN PLAINS LABORATORY LLC$1,4951

Source: USAspending.gov. Last updated from ingested federal spending data: May 7, 2026.