Headquartered in Boothwyn, PA, Nielsen-Kellerman is a designer and manufacturer of premium environmental and athletic performance measurement instruments. Founded in 1978, Nielsen-Kellerman has developed innovative solutions for outdoor enthusiasts and professionals across multiple end markets to provide the user with actionable, real-time data to make critical decisions.
Nielsen-Kellerman goes to market under two primary brands, Kestrel® and NK, which have a strong reputation in their respective markets due to their quality, durability, and accuracy. Kestrel® (“Kestrel”) products measure local environmental conditions (wind speed, temperature, humidity, etc.) and perform end market specific calculations that are used recreationally, competitively, and professionally in a multitude of end markets, including firefighting, agriculture, research, hiking, etc. Select Kestrel products also combine environmental data with a ballistics solver to provide accurate information for long-range shooting enthusiasts and professionals. NK branded products measure athlete biomechanics, boat performance, and provide audio amplification solutions and accessories for recreational and competitive paddle sports participants.
The platform transaction closed on October 6, 2017. Along with management, Clearview invested equity from Clearview Capital Fund III, LP.
Clearview sold Nielsen-Kellerman on December 19, 2024.