Though the investigation is still on and the CBI and foreign agencies are probing kickbacks involved in the sale of choppers, three of the alleged middlemen hold the key to unravelling the details of the kickbacks :
1. Switzerland-based Guido Haschke,who has been operating in Indian market for years and used to be a director on the board of real estate firm Emaar MGF in the past. He was briefly arrested by Swiss authorities in connection with the ongoing investigations.
2. Carlo Gerosa , a business partner of Haschke.
3. Christian Michel , a UK resident with powerful political connections in India. He is believed to have handled 30 million euros of the kickbacks.His father Wolfgang Richard Max Michel too had deep Indian connections. He faces an arrest warrant in Switzerland,and is presently based in Dubai.