Caddis LLC develops the MANTA, an autonomous aquatic drone that uses UV-C LED technology and real-time sensing to prevent harmful algae blooms and manage water quality without chemicals. Based in Hilliard, Ohio, the company applies environmental-science and engineering expertise to water management for settings ranging from golf-course ponds to municipal reservoirs. Its battery-powered system is designed for continuous monitoring and treatment while reducing disruption to aquatic ecosystems.
Chandler Systems, IncSince Bill Chandler began making water-treatment products in Ashland in 1980, Chandler Systems has grown into an Ohio manufacturer shaped by in-house research and more than 50 water-treatment, motor-control, and electronic-system patents. Today, the Chandler family remains involved as the company develops equipment for residential and commercial water needs, including its connected DROP system.ASHLAND, OH
Xylem Inc. (Evoqua brand)Xylem Inc., through its Evoqua brand, develops water and wastewater treatment systems that help industrial, municipal and facility operators manage water quality. Its portfolio combines treatment equipment with technical support, including preventative maintenance agreements, field repairs and 24/7 service backed by workshops across the country. The company also provides cybersecurity support for its connected products and systems.221310PITTSBURGH, PA
Heartland Energy Group, LTDHeartland Energy Group, LTD develops safer water-treatment chemistry, best known for its Xtreme Treatment Compound for toxic blue-green algae blooms. The company positions Xtreme as a non-hazardous, non-corrosive alternative to copper-based treatments, with applications demonstrated in ponds, lakes and pools. Its products are designed to help communities replace harsher acids, caustics, solvents and biocides in water-treatment work.
GaiaXus Environmental MonitorsBorn from a 2018 Chesapeake Bay kayaking conversation, GaiaXus Environmental Monitors makes portable water-quality sensors and the connected learning tools that put field data within reach of schools, citizen scientists, and researchers. Its Water Guardian combines laboratory-style measurement with a handheld design that can be used from a classroom bench, a shoreline, or behind a kayak, while its app and web portal help turn readings into lessons and shared environmental data. The Germantown, Maryland company serves as a bridge between water monitoring and hands-on environmental education.GERMANTOWN, MD