NAICS Code 541940: Veterinary Services
National industry
SBA small business size standard: $10 million in average annual receipts
Definition
This industry comprises establishments of licensed veterinary practitioners primarily engaged in the practice of veterinary medicine, dentistry, or surgery for animals; and establishments primarily engaged in providing testing services for licensed veterinary practitioners.
Government contracts for this service: PSC R416 Veterinary and Animal Care Services
Code facts
- Part of
-
-
54
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541
-
5419
- 54194
-
5419
-
541
-
54
- Contract awards
- 331 In the last 12 months
- Contract obligations
- $137,210,592 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.
Business activities under NAICS 541940
- Animal hospitals
- Disease testing services, veterinary
- Hospitals, animal
- Internists' offices, veterinary
- Laboratory testing services, veterinary
- Livestock inspecting and testing services, veterinary
- Livestock veterinary services
- Pet hospitals
- Small animal veterinary services
- Surgeons' offices, veterinary
- Surgery services, veterinary
- Testing laboratories, veterinary
- Testing services for veterinarians
- Vaccination services, veterinary
- Veterinarians' offices
- Veterinarians' practices
- Veterinary clinics
- Veterinary services
- Veterinary services, livestock
- Veterinary services, pets and other animal specialties
- Veterinary testing laboratories
Looking for another activity? Search the NAICS code lookup or browse business activities from A to Z.
Contract obligations by fiscal year
| Fiscal year | Obligated |
|---|---|
| FY2027 To date | $215,098 |
| FY2026 | $95,019,977 |
| FY2025 | $137,210,592 |
| FY2024 | $105,188,505 |
| FY2023 | $103,996,233 |
Top contractors by obligations
| Rank | Contractor | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | Priority One Services, Inc. | $22,797,947 | |
| 2 | JS Technology, Inc. | $16,676,397 | |
| 3 | Charles River Laboratories, Inc. | $13,630,213 | |
| 4 | Chimp Haven, Inc. | $6,817,808 | |
| 5 | Fefa, LLC | $5,075,884 | |
| 6 | Alpha Omega Biotechnology Services LLC | $3,746,732 | |
| 7 | Tanaq Management Services LLC | $3,339,565 | |
| 8 | MPF Federal, LLC | $3,246,997 | |
| 9 | Sanford Dvm, Richard | $2,368,590 | |
| 10 | The Univeristy Of Texas M.d. Anderson Cancer Center | $2,245,980 |
See the full FY2025 ranking of NAICS 541940 contractors, by parent company.
Top funding agencies by obligations
| Rank | Agency | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | Department of Health and Human Services | $71,778,328 | |
| 2 | Department of Agriculture | $12,300,842 | |
| 3 | Department of the Interior | $7,127,877 | |
| 4 | Defense Health Agency | $3,746,735 | |
| 5 | Environmental Protection Agency | $3,246,997 | |
| 6 | Department of Veterans Affairs | $2,996,721 | |
| 7 | Department of Homeland Security | $2,790,417 | |
| 8 | Department of Commerce | $305,260 | |
| 9 | Department of State | $217,748 | |
| 10 | Department of Justice | $118,280 |
Top PSC codes by obligations
| Rank | PSC code | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 |
R416 Veterinary/ |
$83,379,589 | |
| 2 | R499 Other Professional Services | $9,150,778 | |
| 3 |
F016 Wildhorse/ |
$942,265 | |
| 4 | AN42 Health R&D Services; Health Care – Other; Applied Research | $499,999 | |
| 5 | AN11 Health R&D Services; Health Care Services; Basic Research | $227,211 | |
| 6 | 6525 X-Ray Equipment and Supplies: Medical, Dental, Veterinary | $217,748 | |
| 7 | R425 Engineering and Technical Services | $181,018 | |
| 8 | AJ14 General Science and Technology R&D Services; General Science and Technology; R&D Administrative Expenses | $143,600 | |
| 9 | AN14 Health R&D Services; Health Care Services; R&D Administrative Expenses | $112,374 | |
| 10 | AN41 Health R&D Services; Health Care – Other; Basic Research | $100,756 |
Contract obligations by state
| Rank | Place of performance | Obligated, last 12 months | Share |
|---|---|---|---|
| 1 | Maryland | $35,072,591 | |
| 2 | Virginia | $19,132,582 | |
| 3 | Louisiana | $6,877,208 | |
| 4 | Massachusetts | $6,503,899 | |
| 5 | Texas | $5,055,429 | |
| 6 | Iowa | $3,869,769 | |
| 7 | Georgia | $3,564,572 | |
| 8 | Nevada | $3,439,700 | |
| 9 | North Carolina | $1,892,688 | |
| 10 | Colorado | $1,462,070 | |
| 11 | Indiana | $1,296,904 | |
| 12 | Maine | $1,258,666 | |
| 13 | Wyoming | $1,232,821 | |
| 14 | Florida | $994,733 | |
| 15 | New York | $971,972 | |
| 16 | Pennsylvania | $873,215 | |
| 17 | Utah | $710,856 | |
| 18 | Connecticut | $644,440 | |
| 19 | Washington | $536,555 | |
| 20 | Arizona | $491,370 | |
| 21 | Ohio | $476,755 | |
| 22 | District of Columbia | $463,622 | |
| 23 | Idaho | $462,262 | |
| 24 | Wisconsin | $383,592 | |
| 25 | Minnesota | $365,260 | |
| 26 | Oregon | $350,006 | |
| 27 | Michigan | $294,736 | |
| 28 | Illinois | $193,507 | |
| 29 | South Carolina | $155,054 | |
| 30 | Vermont | $151,703 | |
| 31 | Alaska | $141,924 | |
| 32 | Tennessee | $134,418 | |
| 33 | Kentucky | $133,930 | |
| 34 | Oklahoma | $106,399 | |
| 35 | Nebraska | $100,756 | |
| 36 | Missouri | $76,600 | |
| 37 | Hawaii | $60,000 | |
| 38 | Arkansas | $53,000 | |
| 39 | Mississippi | $26,421 | |
| 40 | New Jersey | $25,762 | |
| 41 | South Dakota | $14,475 | |
| 42 | Montana | $12,000 | |
| 43 | Kansas | $7,755 | |
| 44 | Rhode Island | $4,150 | |
| 45 | North Dakota | $1,500 | |
| 46 | Delaware | $1,000 |
Show all 46
Shares are of everything obligated under NAICS 541940 in the last 12 months before deobligations, including work performed abroad or with no place of performance on record.
Contract opportunities
Show 40 more
Latest 50 of 1,029 listed here. See the rest on GovTribe.
Size standard history
Federal Register rules that named this code
Proposed size standard changes
| Proposed rule | Published | Comments |
|---|---|---|
| Small Business Size Standards: Monetary-Based Industry Size Standards | Closed Oct 21, 2025No final rule found |
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 541940?
NAICS 541940 is Veterinary Services, a national industry in NAICS 54, Professional, Scientific, and Technical Services.
What is the NAICS code for pet hospitals?
The NAICS code for pet hospitals is 541940, Veterinary Services.
What is the NAICS code for animal hospitals?
The NAICS code for animal hospitals is 541940, Veterinary Services.
What is the NAICS code for veterinary clinics?
The NAICS code for veterinary clinics is 541940, Veterinary Services.
When did the size standard for NAICS 541940 last change?
The most recent Federal Register rule on record that names NAICS 541940 in the SBA's size standards is "Small Business Size Standards: Adjustment of Monetary-Based Size Standards, Disadvantage Thresholds, and 8(a) Eligibility Thresholds for Inflation" (87 FR 69118), published Nov 17, 2022 and effective Dec 19, 2022.
How much do federal agencies spend under NAICS 541940?
Federal contracts under NAICS 541940 obligated $137,210,592 in fiscal year 2025 and $441,630,404 in fiscal years 2023 through 2027.
Who are the largest contractors under NAICS 541940?
The contractors with the most obligated under NAICS 541940 in fiscal years 2026 and 2027 are Priority One Services, Inc. ($22,797,947); JS Technology, Inc. ($16,676,397); and Charles River Laboratories, Inc. ($13,630,213).
Which agencies buy the most under NAICS 541940?
The agencies that obligated the most under NAICS 541940 in fiscal years 2026 and 2027 are Department of Health and Human Services ($71,778,328), Department of Agriculture ($12,300,842) and Department of the Interior ($7,127,877).
Which PSC codes are used with NAICS 541940?
The PSC codes with the most obligated under NAICS 541940 in fiscal years 2026 and 2027 are R416 Veterinary/
Where is the work under NAICS 541940 performed?
By place of performance, the states with the most contract obligations under NAICS 541940 over the last 12 months are Maryland ($35,072,591), Virginia ($19,132,582) and Louisiana ($6,877,208).
What is the latest contract opportunity under NAICS 541940?
The latest contract opportunity under NAICS 541940 is Sole Source Solicitation Modoc National Forest Veterinary Services, pre-solicitation from Forest Service, posted November 10, 2026.
On GovTribe
See everything under NAICS 541940
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