Top NAICS Codes in Indiana FY2021

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

Quick answer

NAICS 541512, COMPUTER SYSTEMS DESIGN SERVICES, leads Indiana in FY2021 with $505,264,738 in ingested obligations.

Market Snapshot

Ranked contractors25

Top obligations$505,264,738

Rank	NAICS	NAICS industry	Obligations	Awards
1	541512	COMPUTER SYSTEMS DESIGN SERVICES	$505,264,738	1
2	524114	DIRECT HEALTH AND MEDICAL INSURANCE CARRIERS	$467,327,872	1
3	611310	COLLEGES, UNIVERSITIES, AND PROFESSIONAL SCHOOLS	$27,392,622	2
4	541611	ADMINISTRATIVE MANAGEMENT AND GENERAL MANAGEMENT CONSULTING SERVICES	$19,893,863	2
5	221122	ELECTRIC POWER DISTRIBUTION	$13,333,908	1
6	334516	ANALYTICAL LABORATORY INSTRUMENT MANUFACTURING	$10,198,229	9
7	562910	REMEDIATION SERVICES	$7,094,980	1
8	511210	SOFTWARE PUBLISHERS	$6,298,775	1
9	336411	AIRCRAFT MANUFACTURING	$5,464,452	1
10	221210	NATURAL GAS DISTRIBUTION	$3,886,812	1
11	336412	AIRCRAFT ENGINE AND ENGINE PARTS MANUFACTURING	$3,591,107	1
12	561720	JANITORIAL SERVICES	$2,461,194	1
13	541310	ARCHITECTURAL SERVICES	$1,777,639	2
14	221310	WATER SUPPLY AND IRRIGATION SYSTEMS	$862,523	1
15	541715	RESEARCH AND DEVELOPMENT IN THE PHYSICAL, ENGINEERING, AND LIFE SCIENCES (EXCEPT NANOTECHNOLOGY AND BIOTECHNOLOGY)	$853,805	1
16	221320	SEWAGE TREATMENT FACILITIES	$755,671	1
17	518210	DATA PROCESSING, HOSTING, AND RELATED SERVICES	$473,025	1
18	811212	COMPUTER AND OFFICE MACHINE REPAIR AND MAINTENANCE	$369,759	1
19	561621	SECURITY SYSTEMS SERVICES (EXCEPT LOCKSMITHS)	$289,613	1
20	541519	OTHER COMPUTER RELATED SERVICES	$268,875	1
21	541110	OFFICES OF LAWYERS	$259,550	2
22	325413	IN-VITRO DIAGNOSTIC SUBSTANCE MANUFACTURING	$192,448	1
23	811219	OTHER ELECTRONIC AND PRECISION EQUIPMENT REPAIR AND MAINTENANCE	$145,250	1
24	561611	INVESTIGATION AND PERSONAL BACKGROUND CHECK SERVICES	$19,453	1
25	541330	ENGINEERING SERVICES	$1,000	3

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