MIMUSA Announces Intent to Acquire Additional Shares of MIC

NEW YORK–(BUSINESS WIRE)–Macquarie Infrastructure Management (USA) Inc. (MIMUSA), a subsidiary of
Macquarie Group Limited and the Manager of Macquarie Infrastructure
Corporation (NYSE:MIC), has notified MIC that it intends to acquire
additional MIC shares via open market purchases. Share purchases are
subject to receipt of Hart-Scott-Rodino clearance and market conditions.
MIMUSA expects to receive clearance on or about April 8, 2018.

MIMUSA currently owns approximately 5.5 million or 6.6% of MIC's shares
outstanding. As required by law, MIMUSA will report purchases on Form 4
and Schedule 13D filings with the Securities and Exchange Commission.
Accordingly, MIMUSA does not plan to provide any further update to the
market.

Contacts

Macquarie Infrastructure Management (USA) Inc.
Melissa McNamara,
212-231-1667
Corporate Communications