RDI is an integrated specialty chemical manufacturer and service company located in Mississauga, Ontario, Canada. It markets its products and services under well known divisional brands: Copeland Laboratories, Donovan Chemicals, Kem Manufacturing, Trojan Chemicals. A true pioneer in environmental chemistry and applications, the company traces it roots to the mid 1900s. It has conducted in-house R&D for over a half century and the results continue to perform and provide foundations for technological advancements to meet ever changing regulatory and consumer demands.