Hollingsworth & Vose
Nanotechnology ResearchMassachusetts, United States501-1000 Employees
Hollingsworth & Vose (H&V) is a global materials company focused on filtration and energy storage solutions, with advanced materials used across industries to support cleaner, healthier, and more sustainable environments. The company operates from 13 facilities worldwide, with a footprint across the Americas, Europe, and Asia to meet global and regional customer needs efficiently and cost-effectively. It emphasizes research and development and innovation to raise standards for filtration and separator materials, with applications including cleanrooms, indoor air quality, drinking water protection, face masks and protective gear, battery separators, and start-stop engine systems. The company is headquartered at 112 Washington Street, East Walpole, Massachusetts, and employs between 501 and 1000 people. Recent activity includes expanding manufacturing capacity at its Mysuru, India plant, launching PlusZero PFAS-free products, and partnering with ArcActive on the GEM battery plate architecture, which earned the 2026 BCI Innovation Award recognition.