Mark D. Roos

US Ecology Holdings, Inc. engages in the provision of industrial waste management and recycling services to commercial and government entities, including refineries and chemical production facilities, manufacturers, electric utilities, steel mills, medical and academic institutions, and waste brokers. It operates through the Environmental Services, and Field and Industrial Services segments. The Environmental Service segment provides a range of hazardous material management services including the transportation, recycling, treatment, and disposal of hazardous and non-hazardous waste at company-owned landfills, wastewater, and other treatment facilities. The Field and Industrial Services segment offers packaging and collection of hazardous waste and total waste management solutions at customer sites and through its 10-day storage facilities. The company was founded in 1952 and is headquartered in Boise, ID.

AbTech Industries, Inc. provides water cleaning solutions. Its products include smart sponge, passive skimmer, booms, smart vault, and ultra urban filter. The company was founded by Glenn R. Rink in 1996 and is headquartered in Scottsdale, AZ.

Contech Engineered Solutions LLC provides site solutions for engineers, contractors, architects, and owners. Its products include bridges and structures, erosion control, pipe, retaining walls and storm water management. The company was founded in July 1986 and is headquartered in West Chester, OH.

Culligan International Co. provides water treatment products and services. The firm specializes in water softener & filter, commercial filtration, reverse osmosis, bottled water delivery and water technology. The company was founded by Emmett Joseph Culligan in 1936 and is headquartered in Rosemont, IL.

Siemens Medical Solutions USA, Inc. provides medical products and solutions. It offers imaging systems, therapy equipment, and hearing instruments for diagnosis, treatments, and patient monitoring. The firm services include imaging and therapy, customer resources and logins, healthcare financing solutions and laboratory diagnostics services. The company was founded in 1896 and is headquartered in Malvern, PA.

Dematic Corp. designs, builds, implements, and supports automated system solutions for warehouses, distribution centers, and production facilities. Its products include AGV systems, conveyer systems, overhead systems, palletizing and depalletizing, voice and lights, robotic systems, sortation systems, storage systems and workstation systems. The company is headquartered in Atlanta, GA.

MAPI, Inc. is a non porift organization that connects manufacturing leaders. It offers education programs and manufacturing-specific business research. The company was founded in 1933 and is headquartered in Arlington, VA.

Allegheny Conference on Community Development operates as economic and community development organizations, which combines private sector leadership with commitment from public sector partners. The company was founded in 1944 and is headquartered in Pittsburgh, PA.

Ingersoll-Rand Co. Ltd. offers air conditioner compressors and other related products. It provides compressed air systems, tools, pumps and material, and fluid handling systems.. It products and services include warranty support, technical information, technical assistance and product repair. The company is headquartered in Kansas City, MO.

Caltrol, Inc. manufactures and wholesales industrial process control systems. The private company is based in Las Vegas, NV.

Excelitas Technologies Corp. engages in the design, manufacture, and sale of photonic solutions for the lighting, detection, and optical technology. It offers energetics, high energy switches, global positioning system locks, power supplies, lamp and lamp systems, light emitting diode components and systems, UV curing system, UVC disinfection light sources, avionic displays, defense optronics, dismounted soldier, space optics, optical elements and components, integrated original equipment manufactured optical systems, optomechanical components, laser optics, imaging lenses and systems, photonic detectors, and thermal infrared sensors. The firm serves the biomedical, scientific, semiconductor, industrial manufacturing, safety, security, consumer products, defense, and aerospace sectors. The company was founded in 2010 and is headquartered in Waltham, MA.

Part of Xylem, Inc., Evoqua Water Technologies GmbH is a German company that specializes in providing water solutions. The company is based in Guenzburg, Germany. The company consults with clients to meet official requirements, reduce costs, and promote the reuse of wastewater. Evoqua offers a range of product lines including Wallace & Tiernan® systems, Neptunbson® systems (Defender® filter), ATG® UV systems, and Pacificozone® ozone systems. The CEOs of the company are Ronald C. Keating, Steffen Lange, Werner Krumpholz.

Part of Xylem, Inc., Water Technologies U.K. Ltd. is an investment holding British company. The company is based in Caldicot, UK. Founded in 2013.

Part of Xylem, Inc., ATG Environmental Holdco Ltd. is a holding company that operates subsidiaries manufacturing and selling water purification equipment. The company is based in Caldicot, UK. Founded in 2012.