About AE Monitoring 

Advanced Environmental Monitoring Holdings (AE Monitoring) was formed by Union Park Capital in 2018 to create a family of companies focused on monitoring of critical environmental parameters, including meteorology, hydrology, air, and soil. Social demands for environmental responsibility continue to increase, leading to growing initiatives and regulations for the development of environmental friendly industries, increased focus on disaster prevention and extreme weather (floods, hurricanes, droughts, thunderstorms, etc.), and advances in technology enabling real-time, more accurate monitoring in hazardous applications and environments.​ For more information visit

 The Companies of the AE Monitoring Group




FTS Forest Technology Systems Ltd., part of AE Monitoring, was founded in 1980 with a focus on the fire weather meteorological niche. Since then, FTS has become a leading manufacturer of remote environmental monitoring systems, instrumentation and communications technology for the Hydrology, Fire Weather and Meteorology industries. FTS is the world leader in environmental monitoring solutions for fire weather. The company’s headquarters, research and design lab, and manufacturing plant are located in Victoria, British Columbia, with a branch office in Blaine, Washington. For more information visit




High Sierra Electronics, part of AE Monitoring, was founded in 1992 and is headquartered in Grass Valley, California, with additional offices in San Antonio and Fort Worth, TX, and Louisville, KY. High Sierra specializes in flood warning sensors, equipment, and transmitters for public and improved traffic safety. For more information visit​




OneRain Incorporated, part of AE Monitoring, was founded in 1992 and is headquartered in Longmont, Colorado, with additional offices in Australia and Germany. OneRain has helped shape the next generation of real-time hydrometeorological monitoring technology, allowing clients to optimize water management, heighten regulatory compliance, achieve successful civil works, and save lives. For more information visit




Vieux & Associates, Inc., part of AE Monitoring, was founded in 1992 and is dedicated to developing and supporting advanced technologies for rainfall and runoff products/services serving wet weather, stormwater, flood, and water resources applications. Vieux employees are located in Oklahoma, Colorado, Texas and New York. Professional affiliations include the American Meteorological Society, the National Hydrologic Warning Council, and the Water Environment Federation. For more information visit