 The Tambov Gang now includes several hundred active members.In August 2001, Interior Minister of Russia Boris Gryzlov said that the Tambov Gang controlled up to 100 industrial enterprises in Saint Petersburg, including PTK, the leading fuel retailing operator in the city, as well as four main sea ports of Northwestern Russia, Saint Petersburg, Kaliningrad, Arkhangelsk and Murmansk.On 16 January 2007 the Prosecutor General of Russia Yury Chaika announced that the Tambov Gang had recently forcefully taken over 13 large enterprises in Saint Petersburg and was being investigated.