John Martinkat

John Martinkat is an experienced tax consultant and CPA whose career has focused on helping businesses make informed decisions during mergers, acquisitions, and international expansions. Formerly a Tax Partner at Ernst & Young (EY), he led transaction tax engagements involving multinational corporations and leading private equity firms. Today, he advises clients through Kaitis Tax Consultants, where he combines technical expertise with practical business insight to develop effective tax strategies.