Top Sanitation companies | VentureRadar- company of sanitization ,Thankyou (company) n/a. Founded 2007. Unknown. Thankyou is an Australian social enterprise. From the sales of its water, body care and food products, the company donates funds to safe water, hygiene and sanitation programs, and food security programs in 16 countries.What is sanitization? definition and meaning ...sanitization: Destruction of most microorganisms (whether or not pathogenic) on wounds, clothing, or hard surfaces, through the use of chemicals or heat. See also disinfection and sterilization.