Onset Computer Corporation, the creator of HOBO data loggers, is a pioneer in environmental and energy monitoring solutions. Founded in 1981 on Cape Cod, Massachusetts, the company has designed and manufactured its award-winning HOBO data loggers on-site for over 40 years. In 2024, Onset was acquired by LI-COR Environmental, a global leader in scientific instrumentation. The HOBO product portfolio spans temperature and humidity data loggers, water level and pressure transducers, energy and power monitors, weather stations, wireless monitoring systems, and powerful software platforms like HOBOware and HOBOconnect for data analysis and remote device management. All products are backed by an ISO 9001:2015 certified quality management system and supported by NIST-traceable calibration services compliant with ISO/IEC 17025:2017. HOBO data loggers are trusted worldwide by researchers, facility managers, and professionals in agriculture, coastal science, green building performance, HVAC commissioning, and pharmaceutical cold chain monitoring.