ATMO (formerly known as Atmotube) is a San-Francisco-based design, engineering, and manufacturing company developing air quality and environmental monitoring products with vast expertise in environmental sensor technologies, hardware engineering, calibration, and compensation AI algorithms. The company is the developer of Atmotube, a series of wearable air quality trackers. The company supplies portable air quality monitors and air quality monitoring systems for residential and commercial buildings. Atmotube, a portable air quality tracker, was launched in 2016 and became the world's first portable consumer-level air quality monitor with no calibration needed. Since then four generations of Atmotube have been introduced to the market. The device received an award in the Tech for a Better World category at CES 2017. The most advanced model, Atmotube PRO, was launched in Q3 2019. In Q3 2021, the company launched Atmocube, a new indoor environmental monitor for residential and commercial buildings. The mission of the company is to help people understand the quality of the air they breathe and keep themselves safe from air pollution.