Porte Brown is pleased to announce that Mark Gallegos, CPA, MST, a tax partner at Porte Brown, has received the 2026 Jonathan Horn Distinguished Service Award from the American Institute of CPAs (AICPA). Gallegos was recognized during the 2026 AICPA National Tax Conference.
Presented by the AICPA Tax Executive Committee, the award recognizes extraordinary volunteer contributions that substantially advanced the Tax Division’s work during the past committee year. It is named in memory of Jonathan Horn, CPA, a former Tax Division volunteer, AICPA staff member, and past recipient.
During the past committee year, Gallegos served on the AICPA’s Tax Practice Management Committee and Annual State Tax Compliance Task Force. He also helped plan sessions for the Tax Strategies Track at the AICPA ENGAGE conference and spoke at the 2025 and 2026 AICPA National Tax Conferences.
“Mark consistently demonstrates exceptional dedication and selflessness in his volunteer efforts,” said Cheri Hutchinson Freeh, CPA, CGMA, chair of the AICPA Tax Executive Committee. “He has been one of our most valuable speakers, willingly sharing his expertise and advancing the mission of the AICPA Tax Division via appearances at multiple AICPA conferences, on our Town Hall broadcasts and podcasts. Mark embodies the spirit of volunteer leadership, going above and beyond in support of the accounting profession.”
“Mark is deeply committed to helping fellow professionals understand complex tax issues,” said Joe Gleba, CEO and managing partner of Porte Brown. “We are proud to see the AICPA recognize the expertise and time he contributes to strengthening the profession.”
At Porte Brown, Gallegos specializes in mergers and acquisitions, international tax, and tax credits and incentives. He regularly writes and speaks on tax topics. His articles have appeared in The Tax Adviser, and he has contributed his expertise to media outlets including The Wall Street Journal, CNN, USA Today, The Washington Post, Bloomberg, and Fox News.
Porte Brown LLC is a full-service accounting and consulting firm headquartered in Elk Grove Village, Illinois, with offices throughout the Chicago region. For more than 80 years, the firm has served privately held businesses, individuals, and organizations with accounting, audit and assurance, tax, retirement plan, valuation, technology, and strategic consulting services.
Porte Brown combines the capabilities of a larger firm with responsive, partner-led service and a practical understanding of each client’s goals and long-term priorities. For more information, visit PorteBrown.com or call 847-956-1040.
The American Institute of CPAs® (AICPA®) is the world’s largest member association representing the CPA profession, with a history of serving the public interest since 1887. The AICPA sets professional standards, develops and grades the Uniform CPA Examination, and provides credentials, education, and resources to support the accounting profession.
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