Acting on a tip-off, police raided the house taken on rent by one Shailendra Gupta alias Deepak near Eco Park where the men and girls were found in objectionable state, SP (Rural) Surendra Tiwari said.
Upon questioning, it came to light that girls from various states were brought to the house and forced into flesh trade, he said.
The name plate in the house bore the colour of Samajwadi Party's flag - red and green - and name of Shailendra with designation as General Secretary of Uttar Pradesh Udyog Vyapar Sangathan, was written on it, police said.
Investigation is underway and more persons are likely to be arrested, he said.