W.h.p.m., INC.
At a glance
EmployeesNot reported
In business sinceNot reported
HeadquartersIrwindale, CA
US patents1
SAM.gov UEIHSKZANHLLBF8
CAGE code58YU2
Incorporated inCA
- drugs
- abuse tests
- harm reduction tests
- automated FIT tests
- fertility diagnostic tests
- drug information
Named on the company’s own website, read JUL 29, 2026
What they make
Collector, Urine, Powered, Non Indwelling CatheterEnzyme Immunoassay, AmphetamineEnzyme Immunoassay, BarbiturateEnzyme Immunoassay, BenzodiazepineEnzyme Immunoassay, CannabinoidsEnzyme Immunoassay, Cocaine And Cocaine MetabolitesEnzyme Immunoassay, MethadoneEnzyme Immunoassay, OpiatesEnzyme Immunoassay, PhencyclidineGas Chromatography, MethamphetamineKit, Test, Pregnancy, Hcg, Over The CounterRadioimmunoassay, Tricyclic Antidepressant DrugsReagent, Occult BloodReagents, Test, TetrahydrocannabinolTest, Amphetamine, Employment And Insurance Testing, ExemptTest, Amphetamine, Over The CounterTest, Barbiturate, Employment And Insurance Testing, ExemptTest, Barbiturate, Over The CounterTest, Benzodiazepine, Employment And Insurance Testing, ExemptTest, Benzodiazepine, Over The CounterTest, Cannabinoid, Employment And Insurance Testing, ExemptTest, Cannabinoid, Over The CounterTest, Cocaine And Cocaine Metabolite, Employment And Insurance Testing, ExemptTest, Cocaine And Cocaine Metabolites, Over The Counter
CareersCareers page — seen SEP 8, 2026
Supplier designations
For Profit OrganizationManufacturer of GoodsMinority Owned Business
Self-certified by the company in its SAM.gov registration
Patents
1 US patent granted APR 19, 2011.
Chemical engineering 1
- Collection and assay device for biological fluidUS 7,927,562 · granted APR 19, 2011
Granted to W.H.P.M. Inc. · PatentsView (USPTO), data through SEP 30, 2025 · CC BY 4.0
Their plant
| Facility | City | State | Employees | Status |
|---|---|---|---|---|
| W.h.p.m., INC. | Irwindale | CA | — | ACTIVE |
Compiled from federal records — EPA, OSHA, SAM.gov and the U.S. Census — and from the company’s own website. Federal source data is public domain. Each plant’s page names the source of every field.