Macquarie's $3.6 billion S. Korean gas firm draws interest from KKR, Brookfield and industry peers, sources say

  • Potential bidders for Macquarie Asset Management's South Korean industrial gas firm DIG Airgas include investment firm KKR & Co , Brookfield Asset Management , and French gas supplier Air Liquide , in a deal that could fetch up to $3.6 billion, two sources with knowledge of the matter said.