Agency + PSC NAICS rankings

Top NAICS paths for PSC C219 under Department of the Interior.

Use this ranking when the research starts with Department of the Interior and PSC C219, 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 the Interior + PSC C219

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

34 visible recipients · Engineering Services

$4,270,372,499
2

NAICS 562910

7 visible recipients · Remediation Services

$2,784,642,095
3

NAICS 237990

9 visible recipients · Other Heavy and Civil Engineering Construction

$2,158,044,759
4

NAICS 236220

9 visible recipients · Commercial and Institutional Building Construction

$1,277,730,082
5

NAICS 541310

19 visible recipients · Architectural Services

$829,804,437
6

NAICS 237110

4 visible recipients · Water and Sewer Line and Related Structures Construction

$684,289,298
7

NAICS 541620

13 visible recipients · Environmental Consulting Services

$521,312,342
8

NAICS 541370

8 visible recipients · Surveying and Mapping (except Geophysical) Services

$507,818,664
9

NAICS 541360

3 visible recipients · Geophysical Surveying and Mapping Services

$496,118,974
10

NAICS 541611

4 visible recipients · Administrative Management and General Management Consulting Services

$484,455,553
11

NAICS 541712

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

$386,729,986
12

NAICS 237120

2 visible recipients · Oil and Gas Pipeline and Related Structures Construction

$360,887,971
13

NAICS 541715

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

$254,151,847
14

NAICS 541690

3 visible recipients · Other Scientific and Technical Consulting Services

$188,922,441
15

NAICS 541618

2 visible recipients · Other Management Consulting Services

$171,087,835
16

NAICS 541990

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

$167,945,706
17

NAICS 238290

1 visible recipients · Other Building Equipment Contractors

$99,375,171
18

NAICS 561210

2 visible recipients · Facilities Support Services

$94,590,010
19

NAICS 236210

2 visible recipients · Industrial Building Construction

$76,812,823
20

NAICS 237310

1 visible recipients · Highway, Street, and Bridge Construction

$56,653,527
21

NAICS 541519

3 visible recipients · Other Computer Related Services

$56,366,465
22

NAICS 541614

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

$55,456,928
23

NAICS 238210

2 visible recipients · Electrical Contractors and Other Wiring Installation Contractors

$50,298,227
24

NAICS 541320

1 visible recipients · Landscape Architectural Services

$40,218,809
25

NAICS 311611

1 visible recipients · Animal (except Poultry) Slaughtering

$19,520,135
26

NAICS 541922

1 visible recipients · Commercial Photography

$19,470,996
27

NAICS 541710

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

$10,372,888
28

NAICS 541380

1 visible recipients · Testing Laboratories and Services

$7,739,571
29

NAICS 237130

1 visible recipients · Power and Communication Line and Related Structures Construction

$7,319,115
30

NAICS 712120

1 visible recipients · Historical Sites

$6,639,311
31

NAICS 115310

2 visible recipients · Support Activities for Forestry

$4,866,761
32

NAICS 541199

1 visible recipients · All Other Legal Services

$1,819,587
33

NAICS 541720

2 visible recipients · Research and Development in the Social Sciences and Humanities

$1,390,346
34

NAICS 238110

1 visible recipients · Poured Concrete Foundation and Structure Contractors

$895,095
35

NAICS 922140

1 visible recipients · Correctional Institutions

$504,594
36

NAICS 813311

2 visible recipients · Human Rights Organizations

$445,999
37

NAICS 324110

1 visible recipients · Petroleum Refineries

$286,305
38

NAICS 561499

1 visible recipients · All Other Business Support Services

$232,764
39

NAICS 424950

1 visible recipients · Paint, Varnish, and Supplies Merchant Wholesalers

$210,411
40

NAICS 561990

2 visible recipients · All Other Support Services

$198,945
41

NAICS 221310

3 visible recipients · Water Supply and Irrigation Systems

$194,570
42

NAICS 325510

1 visible recipients · Paint and Coating Manufacturing

$176,340
43

NAICS 238190

1 visible recipients · Other Foundation, Structure, and Building Exterior Contractors

$162,679
44

NAICS 921150

1 visible recipients · American Indian and Alaska Native Tribal Governments

$150,000
45

NAICS 561730

1 visible recipients · Landscaping Services

$149,624
46

NAICS 484220

1 visible recipients · Specialized Freight (except Used Goods) Trucking, Local

$137,648
47

NAICS 562111

1 visible recipients · Solid Waste Collection

$131,850
48

NAICS 621999

1 visible recipients · All Other Miscellaneous Ambulatory Health Care Services

$108,678
49

NAICS 311615

1 visible recipients · Poultry Processing

$105,420
50

NAICS 721110

1 visible recipients · Hotels (except Casino Hotels) and Motels

$92,838

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