Ambient Weather

Nielsen-Kellerman is a market leader in manufacturing tools for environmental monitoring across a wide range of professions. Kestrel Instruments and Kestrel Ballistics are NK brand product lines that are used and trusted around the globe. Renowned for their extreme accuracy and reliability, Kestrel meters and data loggers are relied on by professionals in firefighting, HazMat, military, meteorology and other demanding markets. Nielsen-Kellerman is also recognized worldwide for its high-performance line of waterproof speed measurement, timing, and rugged audio systems for competitive rowers and watersport athletes at NK Sports. NK is proud to be both a recognized leader in Lean Manufacturing and process improvement and an award-winning top workplace.