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Marcum LLP

Ronald Storch

Ronald  Storch, Partner,Chief Operating Officer, Marcum LLP
Partner,Chief Operating Officer
Marcum LLP
*Licensed by the State of New York

10 Melville Park Road
Melville, NY 11747

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Ronald Storch serves as the Firm's chief operating officer. He oversees all aspects of operations and administration for Marcum offices across the U.S., Grand Cayman and China, at all times promoting growth. This encompasses a wide range of activities with involvement in many phases of management, administration, technology, marketing, human resources and finance. His responsibilities are focused on enhancing the efficiency and profitability of the Firm. He also serves on the Firm’s national Diversity & Inclusion Committee. With more than 25 years of experience in public accounting, Mr. Storch continues to leverage his extensive knowledge to ensure the Firm meets its short and long-term strategic goals.

Mr. Storch first joined Marcum in 1996, and in 2006, after serving as partner-in-charge of Marcum's Accounting Services department, was named partner-in-charge of the Long Island office and Firm-wide administration. While in this role for six years, he additionally served as a liaison for the internal Accounting, Human Resources, Information Technology, and Marketing departments.

Prior to re-joining Marcum in 2016, Mr. Storch most recently served as partner-in-charge of operations for a large New York-based accounting firm where, as part of the firm's executive leadership team, he facilitated building and enhancing firm operations and growth initiatives to ensure smooth-running, day-to-day profitable operation of the business.

Professional & CIvic Affiliations
  • American Institute of Certified Public Accountants (AICPA)
  • New York State Society of Certified Public Accountants (NYSSCPA)
  • Long Island Children's Museum, Chair, Board of Trustees
  • The International Accounting Group (TIAG), Past Advisory Board Member
  • Skills Unlimited, Inc., Past Board Member and Treasurer
  • Young Presidents Organization (YPO), Past Member
Subject Matter Expertise

CPA Firm Operations & Administration
CPA Firm M&A and Due Diligence
Business Development
Accounting & Tax Services
Business & Management Consulting

Practice Focus

CPA Firms
Professional Service Organizations
Closely Held Businesses


Bachelor of Science, Accounting
University of Rhode Island, College of Business Administration

Awards & Recognitions

Long Island Business News (LIBN) “40 Under 40” Honoree, 2006

Related Insights & News

Long Island Business News quoted Partner Ronald Storch, Marcum’s chief operating officer, in an article about the impact of anticipated new tax policies in 2017 for the accounting industry.


Next year is going to be a busy one for accountants as they guide their clients through a sea of anticipated tax and regulation changes as ....

Long Island Business News featured Ron Storch’s return to Marcum as chief operating officer.


Storch has rejoined the accounting firm where he previously spent 16 years.

Inside Public Accounting reported on Ronald Storch rejoining Marcum as chief operating officer.


New York-based Marcum announced that Ronald Storch has rejoined the firm as partner and COO of the firm, ranked No. 16 on the 2016 IPA ....

Ronald Storch Returns to Marcum LLP as Partner & Chief Operating Officer


Marcum LLP, a top national accounting and advisory services firm, announced today that Ronald Storch, CPA, has rejoined the Firm as Partner & Chief Operating Officer. ....




Marcum LLP is one of the largest independent public accounting and advisory services firms in the nation, with offices in major business markets throughout the U.S., as well as Grand Cayman, China and Ireland.

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