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ADS Steel Services is a Fort Worth, TX-based company in the Manufacturing sector.
Filtrex Inc is a San Leandro, CA-based company in the Manufacturing sector.
Gall Machine Co is a Countryside, IL-based company in the Manufacturing sector.
Birnberg Machinery Inc is a Skokie, IL-based company in the Manufacturing sector.
Founded in 1964, CEL Group of Companies (CEL) comprises Conviron Canada, Conviron USA, Conviron Europe and Conviron Australia together forming the world`s leading designer and supplier of controlled environments for plant growth. CEL Group also includes Argus Controls, one of the leading suppliers of plant centric environmental controls and automation systems used in greenhouse and indoor growing facilities. Together, Conviron and Argus provide technologies to our clients in the plant science research, commercial horticulture, and phytopharmaceutical industries in over 90 countries around the world.