Agency + PSC NAICS rankings

Top NAICS paths for PSC DA01 under Department of Transportation.

Use this ranking when the research starts with Department of Transportation and PSC DA01, and you want the strongest industry-code pages inside that exact buyer + service slice.

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Agency + service NAICS rankings

Top NAICS paths inside Department of Transportation + PSC DA01

Use these rankings when the buyer-specific PSC page is still too broad and you want the most relevant NAICS pivots inside the same slice.

1

NAICS 541512

18 visible recipients · Computer Systems Design Services

$40,899,992,149
2

NAICS 541330

12 visible recipients · Engineering Services

$32,669,878,532
3

NAICS 541712

5 visible recipients · Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)

$11,087,509,379
4

NAICS 541519

17 visible recipients · Other Computer Related Services

$9,883,761,278
5

NAICS 541513

11 visible recipients · Computer Facilities Management Services

$6,433,772,099
6

NAICS 541611

9 visible recipients · Administrative Management and General Management Consulting Services

$2,590,711,998
7

NAICS 541511

15 visible recipients · Custom Computer Programming Services

$725,719,205
8

NAICS 518210

1 visible recipients · Computing Infrastructure Providers, Data Processing, Web Hosting, and Related Services

$224,198,481
9

NAICS 541715

3 visible recipients · Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)

$216,388,580
10

NAICS 517410

1 visible recipients · Satellite Telecommunications

$90,946,630
11

NAICS 561612

1 visible recipients · Security Guards and Patrol Services

$72,660,671
12

NAICS 524298

1 visible recipients · All Other Insurance Related Activities

$68,756,909
13

NAICS 561210

1 visible recipients · Facilities Support Services

$36,648,800
14

NAICS 561110

1 visible recipients · Office Administrative Services

$31,184,257
15

NAICS 541990

2 visible recipients · All Other Professional, Scientific, and Technical Services

$29,990,549
16

NAICS 334511

1 visible recipients · Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing

$19,868,820
17

NAICS 541614

1 visible recipients · Process, Physical Distribution, and Logistics Consulting Services

$18,087,205
18

NAICS 336611

3 visible recipients · Ship Building and Repairing

$7,535,191
19

NAICS 493110

1 visible recipients · General Warehousing and Storage

$5,418,448
20

NAICS 519130

1 visible recipients · Internet Publishing and Broadcasting and Web Search Portals

$4,068,251
21

NAICS 511210

1 visible recipients · Software Publishers

$3,332,433
22

NAICS 561422

1 visible recipients · Telemarketing Bureaus and Other Contact Centers

$3,164,581
23

NAICS 611420

2 visible recipients · Computer Training

$1,054,061
24

NAICS 335999

1 visible recipients · All Other Miscellaneous Electrical Equipment and Component Manufacturing

$244,259
25

NAICS 541690

1 visible recipients · Other Scientific and Technical Consulting Services

$15,735
26

NAICS 541612

2 visible recipients · Human Resources Consulting Services

$7,500
27

NAICS 334112

1 visible recipients · Computer Storage Device Manufacturing

$7,128
28

NAICS 541350

1 visible recipients · Building Inspection Services

$2,500

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