Russians have a very low English level by european standards, and people proficient in English cost more. Main profit model of this establishments was always cutting costs while charging more — especially when the person you're charging is a government official (whom you know very closely), who is hiring your company to get some of this budget in his pocket in the first place. So, the quality is not at all the priority, and when it is, the % of the money that gets stolen is still enormous (Sochi).