NAICS Code 519290: Web Search Portals and All Other Information Services
National industry
SBA small business size standard: 1,000 employees
Definition
This industry comprises establishments primarily engaged in operating Web sites that use a search engine to generate and maintain extensive databases of Internet addresses and content in an easily searchable format (and known as Web search portals) or providing other information services not elsewhere classified. Establishments known as Web search portals often provide additional Internet services, such as email, connections to other Web sites, auctions, news, and other limited content.
Code facts
- Part of
-
-
51
-
519
-
5192
- 51929
-
5192
-
519
-
51
- Contract awards
- 527 In the last 12 months
- Contract obligations
- $258,650,941 In FY2025
NAICS codes and definitions come from the U.S. Census Bureau, size standards from the SBA and contract spending from SAM.gov/FPDS.
Contract obligations by fiscal year
| Fiscal year | Obligated |
|---|---|
| FY2027 To date | $2,464,774 |
| FY2026 | $282,650,886 |
| FY2025 | $258,650,941 |
| FY2024 | $231,540,404 |
| FY2023 | $71,360,965 |
Top contractors by obligations
| Rank | Contractor | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | Relx Inc. | $27,623,212 | |
| 2 | West Publishing Corporation | $21,723,111 | |
| 3 | American Chemical Society | $21,295,404 | |
| 4 | Uptodate, Inc. | $14,308,400 | |
| 5 | Ebsco Information Services, LLC | $12,990,871 | |
| 6 | Dun & Bradstreet, Inc. | $9,971,495 | |
| 7 | Graham Advisory Network Inc. | $9,711,821 | |
| 8 | Gartner, Inc. | $9,357,141 | |
| 9 | Bloomberg Finance LP | $8,180,124 | |
| 10 | Allium US Holding LLC | $7,547,282 |
See the full FY2025 ranking of NAICS 519290 contractors, by parent company.
Top funding agencies by obligations
| Rank | Agency | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | Department of Commerce | $40,027,003 | |
| 2 | Department of Veterans Affairs | $35,753,243 | |
| 3 | Department of the Treasury | $28,444,145 | |
| 4 | Department of Homeland Security | $27,545,897 | |
| 5 | Defense Health Agency | $14,345,467 | |
| 6 | Department of State | $12,818,194 | |
| 7 | Securities and Exchange Commission | $12,567,921 | |
| 8 | Department of Justice | $11,678,891 | |
| 9 | Social Security Administration | $11,616,056 | |
| 10 | Department of Energy | $8,571,539 |
Top PSC codes by obligations
| Rank | PSC code | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | R605 Library Services | $57,865,283 | |
| 2 |
DA10 IT and Telecom – Business Application/ |
$41,123,083 | |
| 3 | R612 Information Retrieval | $35,669,482 | |
| 4 | 7630 Newspapers and Periodicals | $35,243,727 | |
| 5 | DH10 IT and Telecom – Platform as a Service: Database, Mainframe, Middleware | $18,746,935 | |
| 6 | 7A21 IT and Telecom – Business Application Software (Perpetual License Software) | $15,299,170 | |
| 7 | 7H20 IT and Telecom – Platform Products: Database, Mainframe, Middleware (HW, Perpetual License Software) | $10,519,012 | |
| 8 | R702 Data Collection Services | $6,800,158 | |
| 9 | DG10 IT and Telecom – Network as a Service | $4,708,041 | |
| 10 | DE10 IT and Telecom – End User as a Service: Help Desk; Tier 1-2, Workspace, Print, Output, Productivity Tools | $4,635,726 |
Contract obligations by state
| Rank | Place of performance | Obligated, last 12 months | Share |
|---|---|---|---|
| 1 | District of Columbia | $76,559,499 | |
| 2 | Virginia | $34,662,717 | |
| 3 | Maryland | $30,833,193 | |
| 4 | Ohio | $27,143,290 | |
| 5 | New York | $18,201,648 | |
| 6 | Massachusetts | $16,114,632 | |
| 7 | North Carolina | $10,972,483 | |
| 8 | Colorado | $8,525,493 | |
| 9 | Illinois | $6,334,311 | |
| 10 | Alabama | $6,173,429 | |
| 11 | Nebraska | $6,019,475 | |
| 12 | Texas | $5,518,731 | |
| 13 | Minnesota | $5,444,246 | |
| 14 | Michigan | $4,465,023 | |
| 15 | New Hampshire | $3,470,492 | |
| 16 | California | $3,369,339 | |
| 17 | Oklahoma | $2,160,332 | |
| 18 | New Jersey | $1,934,666 | |
| 19 | Connecticut | $1,719,164 | |
| 20 | Arizona | $1,209,411 | |
| 21 | Washington | $1,069,180 | |
| 22 | Tennessee | $1,059,616 | |
| 23 | Louisiana | $971,773 | |
| 24 | Pennsylvania | $771,608 | |
| 25 | South Carolina | $596,816 | |
| 26 | Missouri | $491,777 | |
| 27 | Florida | $404,168 | |
| 28 | Georgia | $383,907 | |
| 29 | New Mexico | $315,245 | |
| 30 | Delaware | $257,300 | |
| 31 | Rhode Island | $240,463 | |
| 32 | Utah | $187,885 | |
| 33 | Oregon | $165,329 | |
| 34 | Kentucky | $62,937 | |
| 35 | Hawaii | $50,538 | |
| 36 | Wisconsin | $42,742 | |
| 37 | Kansas | $34,109 | |
| 38 | Nevada | $31,580 | |
| 39 | West Virginia | $20,845 | |
| 40 | Mississippi | $12,000 | |
| 41 | Wyoming | $4,781 | |
| 42 | Alaska | $2,550 |
Show all 42
Shares are of everything obligated under NAICS 519290 in the last 12 months before deobligations, including work performed abroad or with no place of performance on record.
Contract opportunities
Show 38 more
Latest 48 of 1,550 listed here. See the rest on GovTribe.
Size standard history
Federal Register rules that named this code
| Final rule | Published | Effective |
|---|---|---|
| Small Business Size Standards: Adoption of 2022 North American Industry Classification System for Size Standards |
From the NAICS codes each rule's amendments to 13 CFR 121.201 name. Rules that print their size standard tables as images aren't listed.
Quick answers
What is NAICS 519290?
NAICS 519290 is Web Search Portals and All Other Information Services, a national industry in NAICS 51, Information.
When did the size standard for NAICS 519290 last change?
The most recent Federal Register rule on record that names NAICS 519290 in the SBA's size standards is "Small Business Size Standards: Adoption of 2022 North American Industry Classification System for Size Standards" (87 FR 59240), published Sep 29, 2022 and effective Oct 1, 2022.
How much do federal agencies spend under NAICS 519290?
Federal contracts under NAICS 519290 obligated $258,650,941 in fiscal year 2025 and $846,667,970 in fiscal years 2023 through 2027.
Who are the largest contractors under NAICS 519290?
The contractors with the most obligated under NAICS 519290 in fiscal years 2026 and 2027 are Relx Inc. ($27,623,212), West Publishing Corporation ($21,723,111) and American Chemical Society ($21,295,404).
Which agencies buy the most under NAICS 519290?
The agencies that obligated the most under NAICS 519290 in fiscal years 2026 and 2027 are Department of Commerce ($40,027,003), Department of Veterans Affairs ($35,753,243) and Department of the Treasury ($28,444,145).
Which PSC codes are used with NAICS 519290?
The PSC codes with the most obligated under NAICS 519290 in fiscal years 2026 and 2027 are R605 Library Services, DA10 IT and Telecom – Business Application/
Where is the work under NAICS 519290 performed?
By place of performance, the states with the most contract obligations under NAICS 519290 over the last 12 months are the District of Columbia ($76,559,499), Virginia ($34,662,717) and Maryland ($30,833,193).
What is the latest contract opportunity under NAICS 519290?
The latest contract opportunity under NAICS 519290 is NK Pro Subscription, special notice from Departmental Offices, posted November 4, 2026.
On GovTribe
See everything under NAICS 519290
- Federal contract opportunities, awards and IDVs under this code
- Funding analysis by contractor, agency and set-aside
- Contacts who buy under this code
- Ask GovTribe AI about this code