Microaeth Corporation
AethLabs is a San Francisco-based company that manufactures air quality monitors called microAeth instruments used by researchers and scientists to measure black carbon and other pollutants. The instruments are designed for mobile monitoring applications including on-vehicle studies, transportation microenvironments, and deployment on bicycles, trains, planes, and unmanned aerial vehicles, as well as for stationary indoor and community air quality monitoring. The company serves researchers studying health effects, personal exposure, wildfires, and biomass.
Their plant
| Facility | City | State | Employees | Status |
|---|---|---|---|---|
| Microaeth Corporation | San Francisco | 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.

