Agency + PSC NAICS rankings

Top NAICS paths for PSC R429 under Department of Defense.

Use this ranking when the research starts with Department of Defense and PSC R429, 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 Defense + PSC R429

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

2 visible recipients · Engineering Services

$2,280,859,233
2

NAICS 541620

1 visible recipients · Environmental Consulting Services

$982,433,526
3

NAICS 562910

1 visible recipients · Remediation Services

$974,056,781
4

NAICS 524114

1 visible recipients · Direct Health and Medical Insurance Carriers

$862,054,427
5

NAICS 524292

1 visible recipients · Pharmacy Benefit Management and Other Third Party Administration of Insurance and Pension Funds

$508,081,723
6

NAICS 561210

3 visible recipients · Facilities Support Services

$463,653,755
7

NAICS 541611

5 visible recipients · Administrative Management and General Management Consulting Services

$430,297,490
8

NAICS 541310

1 visible recipients · Architectural Services

$102,366,297
9

NAICS 541110

1 visible recipients · Offices of Lawyers

$100,702,143
10

NAICS 541990

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

$64,039,981
11

NAICS 541513

1 visible recipients · Computer Facilities Management Services

$42,192,028
12

NAICS 624230

2 visible recipients · Emergency and Other Relief Services

$41,520,976
13

NAICS 561990

1 visible recipients · All Other Support Services

$39,480,155
14

NAICS 541511

1 visible recipients · Custom Computer Programming Services

$29,446,139
15

NAICS 488119

1 visible recipients · Other Airport Operations

$28,472,168
16

NAICS 519190

1 visible recipients · All Other Information Services

$5,897,769
17

NAICS 541519

1 visible recipients · Other Computer Related Services

$4,885,689
18

NAICS 621910

1 visible recipients · Ambulance Services

$2,756,375
19

NAICS 236220

1 visible recipients · Commercial and Institutional Building Construction

$2,500

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