Ziegler & Partner - Russian language courses and studies at Moscow State University. - http://www.studyrussian.com
ProBa Language Centre - A language school in St.Petersburg that offer individual and group courses for foreigners. - http://www.russianstudy.spb.ru
Info Study - Intensive Russian courses of all levels in St. Petersburg, including one-month, semester and individual language programs. - http://www.infortravel.com/infostudy
Language Link - offers English, Russian and other foreign language courses, teacher training and job opportunities in Russia. - http://www.languagelink.ru
Liden & Denz - Russian and English language courses in St.Petersburg including home-stay, intensive instruction in groups or individual classes, and cultural programs. - http://www.lidenz.ch/
Russian Village - Learn Russian language in a mansion close to Moscow. Total immersion program includes intensive lessons min 40 hours a week for all levels and conversational practice 14 hours a day. - http://www.rusvillage.com