Which of the followings Indian company is the biggest private airport operator in India?

Adani Airport Holdings Limited (AAHL), a wholly owned subsidiary of Adani Enterprises, has raised $250 million (approximately 1,950 crore) from a consortium of Standard Chartered and Barclays Bank. The funds raised through a senior secured three-year external commercial borrowing facility are to be used for capital expenditure (capex) and the development of the six airports it manages under public-private partnership. This transaction marks the completion of the first step of the capital management plan of AAHL. Adani Group has raised over $9 billion in offshore bonds for its port, power transmission, and green energy businesses in the past five years. The group is already the biggest private airport operator in India, running seven airports — Mumbai, Ahmedabad, Jaipur, Luck now,Guwahati, Mangaluru, and Thiruvananthapuram. The latest debtraising comes on the back of $750 million (5,850 crore) raised through a private placement by Mumbai International Airport last week for refinancing and capex.