Agency + PSC NAICS rankings

Top NAICS paths for PSC F999 under General Services Administration.

Use this ranking when the research starts with General Services Administration and PSC F999, 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 General Services Administration + PSC F999

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 562910

7 visible recipients · Remediation Services

$5,568,858,388
2

NAICS 541330

5 visible recipients · Engineering Services

$3,227,060,583
3

NAICS 236220

4 visible recipients · Commercial and Institutional Building Construction

$1,658,702,967
4

NAICS 541990

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

$664,796,028
5

NAICS 541611

1 visible recipients · Administrative Management and General Management Consulting Services

$642,395,695
6

NAICS 541310

3 visible recipients · Architectural Services

$376,628,471
7

NAICS 561210

3 visible recipients · Facilities Support Services

$282,177,267
8

NAICS 237120

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

$259,464,441
9

NAICS 541620

8 visible recipients · Environmental Consulting Services

$219,400,101
10

NAICS 541612

1 visible recipients · Human Resources Consulting Services

$208,340,079
11

NAICS 541618

1 visible recipients · Other Management Consulting Services

$173,910,726
12

NAICS 611430

2 visible recipients · Professional and Management Development Training

$153,348,050
13

NAICS 237990

1 visible recipients · Other Heavy and Civil Engineering Construction

$127,207,031
14

NAICS 561612

1 visible recipients · Security Guards and Patrol Services

$81,358,178
15

NAICS 622110

1 visible recipients · General Medical and Surgical Hospitals

$37,694,370
16

NAICS 541715

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

$31,538,992
17

NAICS 561720

2 visible recipients · Janitorial Services

$11,186,063
18

NAICS 237110

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

$1,273,822
19

NAICS 541712

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

$506,754
20

NAICS 541690

1 visible recipients · Other Scientific and Technical Consulting Services

$43,398
21

NAICS 561110

1 visible recipients · Office Administrative Services

$60

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