Cielo SA Cielo SA engages in the provision of payment processing solutions. It provides credit and debit cards; accreditation services for commercial establishments and service merchants; installation and maintenance of electronic terminals; data collection and processing of electronic and manual transactions. Read More Its products include Sky Mobile with Reader, Sky ZIP, wired and wireless machine, 3G and wi-fi machine, Sky IOL, TEF, Sky mobile, and payment by Link. The company was founded on November 23, 1995 and is headquartered in Barueri, Brazil. CIOXY is listed on the Pink Current market tier. OTC market data is provided by OTC Markets Group, Inc (otcmarkets.com).