Established in 1932 and headquartered in Newton, Massachusetts, Barclay Water Management, Inc. is the leading middle market w ... ater treatment supplier in the Northeast and Mid-Atlantic States. We provide value to our customers by reducing their water and energy consumption while protecting the watersides of critical heat exchange equipment. Our proprietary formulations are manufactured in Company-owned ISO-9001 certified facilities and our employees are committed to total customer satisfaction. The Environmental Group, a division of Barclay Water Management, provides a range of water hygiene products and services including Legionella testing, Building Water Management Plans, cooling tower and ice machine cleaning services, as well as secondary disinfection of potable water systems utilizing monochloramine, and other technologies. Barclay Water Management, Inc. is the oldest and largest employee-owned water treatment firm in North America and was named one of America’s Top Workplaces by The Wall Street Journal. Our employees are the best educated and most experienced water treatment professionals in the industry and for more than three quarters of a century we’ve remained financially sound and customer driven. Our employee-owners enjoy a generous profit-driven compensation plan and benefit package which includes the opportunity to acquire a substantial equity ownership in our business through our Employee Stock Ownership Plan (ESOP). read more