Danone Iran has its own website.
"Paris-listed Groupe Danone S.A., for example, has a long-standing joint venture that produces Damavand mineral water, Iran’s biggest bottled water brand. Danone increased its stake in that venture to 70% from 40% in 2010. Danone didn’t respond to a request for comment." (WSJ, "Western Companies See Potential in Reaching Iran's Consumers After Nuclear Deal," 4/6/2015)
Danone's lists three Iranian subsidiaries on its website: Danone Sahar, Damavand, and Mashad Milk Powder Industries Company. (Company Website - Iran)