New Delhi: Enforcement Directorate Ahead of the assembly elections in Bengal, intensified action has been taken since April 1 in at least 19 cases of money laundering in the state, involving ministers, police officers and alleged key political henchmen.The agency on Monday summoned Rishi Raj, one of the directors of political consultancy company I-PAC TMCWhile former Principal Secretary of the State Education Department, senior IAS officer Manish Jain has also been summoned for questioning in connection with the SSC recruitment scam.Another director of I-PAC, Pratik Jain, has already been summoned several times, increasing the scrutiny on high-profile political consulting cases. Vinesh Chandel, the other director of I-PAC, is currently in ED custody.The intense scrutiny of I-PAC led to speculation that the company crucial to TMC’s election campaign had suspended its operations, prompting CM Mamata Banerjee to deny it. TMC said the “baseless speculations” were meant to create confusion.The ED on Sunday searched the residence of Kolkata Police Special Branch DCP Shantanu Sinha Biswas, who is being investigated in the alleged fake NRI quota admission case in private medical colleges in West Bengal.IAS officer Manish Jain was questioned soon after the raids on the premises of former minister and Banerjee’s close aide Partha Chatterjee. Biswas, along with former Jhargram collector Sunil Agarwal, is already under investigation in a sand mining money laundering case and a coal mining “scam”. His close aide Jai S Kamdar was arrested on Sunday after the ED accused him of having links with gangster Sona Pappu and involvement in “cross-border and domestic hawala transactions”.