
Applied Particle Technology (APT) is a leader in air quality monitoring, providing real-time data solutions for heavy industrial operations. Founded by PhD graduates from Washington University, APT has developed advanced air quality sensors and analytics to help companies comply with environmental regulations and improve workplace safety. Their technology is validated by partnerships with organizations like NASA and NIOSH, and they serve clients across various industries, including mining and construction, with hundreds of sensors deployed. APT's business model focuses on providing comprehensive monitoring solutions that integrate hardware, software, and analytics, enabling clients to make informed decisions and reduce risks associated with airborne pollutants.

Applied Particle Technology (APT) is a leader in air quality monitoring, providing real-time data solutions for heavy industrial operations. Founded by PhD graduates from Washington University, APT has developed advanced air quality sensors and analytics to help companies comply with environmental regulations and improve workplace safety. Their technology is validated by partnerships with organizations like NASA and NIOSH, and they serve clients across various industries, including mining and construction, with hundreds of sensors deployed. APT's business model focuses on providing comprehensive monitoring solutions that integrate hardware, software, and analytics, enabling clients to make informed decisions and reduce risks associated with airborne pollutants.
Headquarters & focus: St. Louis-based company focused on real-time industrial dust and particulate monitoring to improve workplace health and safety
Core product: Combined stationary and wearable particulate sensors plus cloud software for real-time streaming, alerts, heat maps and analytics
Founders: Founded by Jiaxi Fang, Tandeep Chadha, and Pratim Biswas during PhD studies at Washington University in St. Louis
Notable technology: Sensor models include MINIMA (personal) and MAXIMA (stationary); measures PM1/PM2.5/PM10 and respirable particulate matter
Funding signal: Multiple rounds and grants (including a Seed round led by Techstars on 2020-09-08); grant funding from NASA, NSF, Arch Grants
Validation / deployments: Customer deployments and testing/validation partnerships including EPA and NIOSH; early recognition via an Earth and Space Air Prize
Workplace air quality/dust exposure monitoring for heavy industry, mining and construction
2014
Air quality monitoring; industrial health & safety
Seed round listed on Crunchbase; Techstars indicated as lead investor
Seed round listed on Crunchbase
Grant funding listed on Crunchbase
Grant date listed on Crunchbase
Grant funding listed on Crunchbase
Grant funding listed on Crunchbase
“Multiple investors including Techstars and Alchemist Accelerator; grant funding/support from NASA, National Science Foundation, Arch Grants and the Skandalaris Center”