Standard Chartered, Barclays, Citibank, Deutsche Bank are among investment banks that are involved in the process of facilitating investor meets in Asia, Europe and the United States.
On receiving the award at a glittering function, Mittal said: "This is a tremendous honour and I would like to thank the GSM Association for considering me worthy of this award."
As a group director and as a member of the management board, Walia's responsibility would be human resources and integration for Bharti group.
The sale proceeds will be fully utilised to repay debt at Bharti Telecom and will make the promoter holding firm a 'debt free company'.
On the telecom sector, he demanded auctioning of more spectrum.
Bharti Enterprises Group CFO Sarvjit S Dhillon said there is more clarity on the regulatory front now, which is a good sign for the industry.