Top NAICS Codes in South Carolina FY2021

Industries ranked by place-of-performance federal contract obligations in South Carolina during fiscal year 2021.

Quick answer

NAICS 561210, FACILITIES SUPPORT SERVICES, leads South Carolina in FY2021 with $27,194,709,842 in ingested obligations.

Market Snapshot

Ranked contractors35

Top obligations$27,194,709,842

Rank	NAICS	NAICS industry	Obligations	Awards
1	561210	FACILITIES SUPPORT SERVICES	$27,194,709,842	2
2	541715	RESEARCH AND DEVELOPMENT IN THE PHYSICAL, ENGINEERING, AND LIFE SCIENCES (EXCEPT NANOTECHNOLOGY AND BIOTECHNOLOGY)	$1,581,172,640	2
3	541330	ENGINEERING SERVICES	$68,516,751	11
4	561621	SECURITY SYSTEMS SERVICES (EXCEPT LOCKSMITHS)	$61,814,628	2
5	611691	EXAM PREPARATION AND TUTORING	$39,803,411	1
6	236220	COMMERCIAL AND INSTITUTIONAL BUILDING CONSTRUCTION	$15,724,930	1
7	611310	COLLEGES, UNIVERSITIES, AND PROFESSIONAL SCHOOLS	$5,796,903	2
8	541310	ARCHITECTURAL SERVICES	$3,554,230	4
9	811212	COMPUTER AND OFFICE MACHINE REPAIR AND MAINTENANCE	$3,493,855	2
10	541712	RESEARCH AND DEVELOPMENT IN THE PHYSICAL, ENGINEERING, AND LIFE SCIENCES (EXCEPT BIOTECHNOLOGY)	$2,076,796	1
11	511210	SOFTWARE PUBLISHERS	$1,913,461	1
12	337215	SHOWCASE, PARTITION, SHELVING, AND LOCKER MANUFACTURING	$1,904,116	1
13	541519	OTHER COMPUTER RELATED SERVICES	$1,118,380	1
14	238210	ELECTRICAL CONTRACTORS AND OTHER WIRING INSTALLATION CONTRACTORS	$829,922	1
15	541219	OTHER ACCOUNTING SERVICES	$733,179	1
16	524298	ALL OTHER INSURANCE RELATED ACTIVITIES	$441,261	1
17	325120	INDUSTRIAL GAS MANUFACTURING	$285,949	1
18	339920	SPORTING AND ATHLETIC GOODS MANUFACTURING	$236,725	1
19	811219	OTHER ELECTRONIC AND PRECISION EQUIPMENT REPAIR AND MAINTENANCE	$165,150	1
20	812332	INDUSTRIAL LAUNDERERS	$111,114	1
21	531120	LESSORS OF NONRESIDENTIAL BUILDINGS (EXCEPT MINIWAREHOUSES)	$79,994	1
22	339112	SURGICAL AND MEDICAL INSTRUMENT MANUFACTURING	$78,846	1
23	334111	ELECTRONIC COMPUTER MANUFACTURING	$62,989	2
24	722310	FOOD SERVICE CONTRACTORS	$52,758	1
25	561611	INVESTIGATION AND PERSONAL BACKGROUND CHECK SERVICES	$39,717	1
26	541930	TRANSLATION AND INTERPRETATION SERVICES	$31,025	1
27	221330	STEAM AND AIR-CONDITIONING SUPPLY	$15,648	1
28	332510	HARDWARE MANUFACTURING	$14,872	1
29	334513	INSTRUMENTS AND RELATED PRODUCTS MANUFACTURING FOR MEASURING, DISPLAYING, AND CONTROLLING INDUSTRIAL PROCESS VARIABLES	$11,193	1
30	561720	JANITORIAL SERVICES	$9,381	1
31	813312	ENVIRONMENT, CONSERVATION AND WILDLIFE ORGANIZATIONS	$8,466	2
32	562998	ALL OTHER MISCELLANEOUS WASTE MANAGEMENT SERVICES	$8,149	1
33	561612	SECURITY GUARDS AND PATROL SERVICES	$5,225	1
34	811310	COMMERCIAL AND INDUSTRIAL MACHINERY AND EQUIPMENT (EXCEPT AUTOMOTIVE AND ELECTRONIC) REPAIR AND MAINTENANCE	$4,200	1
35	518210	DATA PROCESSING, HOSTING, AND RELATED SERVICES	$3,095	1

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