Agency + PSC NAICS rankings

Top NAICS paths for PSC R408 under Department of Transportation.

Use this ranking when the research starts with Department of Transportation and PSC R408, 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 R408

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 541330

28 visible recipients · Engineering Services

$27,325,134,519
2

NAICS 541512

17 visible recipients · Computer Systems Design Services

$20,185,663,807
3

NAICS 541712

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

$8,230,218,253
4

NAICS 541611

34 visible recipients · Administrative Management and General Management Consulting Services

$7,784,303,942
5

NAICS 541519

17 visible recipients · Other Computer Related Services

$2,648,971,777
6

NAICS 541612

5 visible recipients · Human Resources Consulting Services

$1,050,140,071
7

NAICS 541219

5 visible recipients · Other Accounting Services

$693,535,755
8

NAICS 561621

1 visible recipients · Security Systems Services (except Locksmiths)

$653,436,871
9

NAICS 541990

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

$415,659,564
10

NAICS 541715

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

$362,431,450
11

NAICS 541511

9 visible recipients · Custom Computer Programming Services

$305,405,031
12

NAICS 541620

3 visible recipients · Environmental Consulting Services

$305,371,419
13

NAICS 541513

4 visible recipients · Computer Facilities Management Services

$286,199,409
14

NAICS 561210

6 visible recipients · Facilities Support Services

$279,320,663
15

NAICS 237990

1 visible recipients · Other Heavy and Civil Engineering Construction

$254,563,037
16

NAICS 541613

4 visible recipients · Marketing Consulting Services

$248,362,239
17

NAICS 562910

2 visible recipients · Remediation Services

$213,181,258
18

NAICS 541310

3 visible recipients · Architectural Services

$138,697,879
19

NAICS 541690

3 visible recipients · Other Scientific and Technical Consulting Services

$97,186,141
20

NAICS 517410

1 visible recipients · Satellite Telecommunications

$90,946,630
21

NAICS 561110

5 visible recipients · Office Administrative Services

$87,919,730
22

NAICS 611430

2 visible recipients · Professional and Management Development Training

$68,504,379
23

NAICS 541614

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

$55,456,928
24

NAICS 624110

1 visible recipients · Child and Youth Services

$44,770,395
25

NAICS 517911

1 visible recipients · Telecommunications Resellers

$43,402,532
26

NAICS 334611

1 visible recipients · Software Reproducing

$41,448,693
27

NAICS 541320

1 visible recipients · Landscape Architectural Services

$40,218,809
28

NAICS 541820

1 visible recipients · Public Relations Agencies

$37,976,112
29

NAICS 611692

1 visible recipients · Automobile Driving Schools

$31,488,326
30

NAICS 541710

2 visible recipients · Research and Development in the Physical, Engineering, and Life Sciences

$29,173,690
31

NAICS 517919

1 visible recipients · All Other Telecommunications

$25,152,018
32

NAICS 332994

1 visible recipients · Small Arms, Ordnance, and Ordnance Accessories Manufacturing

$21,886,230
33

NAICS 522320

1 visible recipients · Financial Transactions Processing, Reserve, and Clearinghouse Activities

$21,551,537
34

NAICS 611710

2 visible recipients · Educational Support Services

$19,056,430
35

NAICS 541618

2 visible recipients · Other Management Consulting Services

$15,535,541
36

NAICS 236220

2 visible recipients · Commercial and Institutional Building Construction

$13,331,867
37

NAICS 561320

2 visible recipients · Temporary Help Services

$11,367,376
38

NAICS 624190

1 visible recipients · Other Individual and Family Services

$11,330,578
39

NAICS 518210

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

$8,799,568
40

NAICS 238210

1 visible recipients · Electrical Contractors and Other Wiring Installation Contractors

$7,185,420
41

NAICS 561330

1 visible recipients · Professional Employer Organizations

$6,330,500
42

NAICS 488190

1 visible recipients · Other Support Activities for Air Transportation

$4,253,889
43

NAICS 541199

1 visible recipients · All Other Legal Services

$4,058,782
44

NAICS 332311

1 visible recipients · Prefabricated Metal Building and Component Manufacturing

$3,807,953
45

NAICS 511210

1 visible recipients · Software Publishers

$3,332,433
46

NAICS 561990

1 visible recipients · All Other Support Services

$2,544,138
47

NAICS 541211

1 visible recipients · Offices of Certified Public Accountants

$473,458
48

NAICS 561730

1 visible recipients · Landscaping Services

$424,885
49

NAICS 813311

1 visible recipients · Human Rights Organizations

$388,000
50

NAICS 335999

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

$244,259

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