70 Commercial Street, Suite 401
Concord, NH 03301
(603) 224-5357

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Oreste J. Mosca

Director of Auditing & Accounting Practice, specializing in Construction and Non-Profit Industries

Phone Extension: 315 Email Address: rmosca@nathanwechsler.com

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“Rusty sets the standard when it comes to responsiveness and the willingness to solve a client’s business problems. His systematic, accurate approach ensures that he meets important deadlines. He knows how to maintain positive client relationships and continually works with individuals to ensure they are highly disciplined in their accounting practices. Technologically proficient, Rusty continually looks for methods to increase efficiency for his clients.”

Rusty J. Mosca is director of the auditing and accounting practice of Nathan Wechsler & Company, P.A.  He earned a Bachelor of Science Degree in Business Administration with a concentration in Accounting from the University of New Hampshire (Whittemore School of Business) in 1985.  He spent three years at Deloitte and Touche before joining Nathan Wechsler & Company, P.A. in 1987.  Rusty was admitted as a principal in 1994.

Rusty has significant audit experience in a variety of industries with a concentration in the construction industry and with nonprofit entities.  He has been instrumental in managing the firm’s paperless audit and accounting practices, quality control and the implementation of new accounting pronouncements.  His proactive approach to technology based auditing practices has proven invaluable.  Rusty has developed systematic approaches and practices for audit procedures resulting in increased efficiency and quality.

Rusty has been a featured speaker at accounting and audit related seminars, including at the NH Governor’s Conference on Volunteerism, Bank of America Nonprofit Seminar Series, the New Hampshire Society of Certified Public Accountants and the Independent School Association of Northern New England.

An active member of his community, Rusty serves as Chairman and a Board Member of Havenwood-Heritage Heights Retirement Community and serves on the Board of Associated General Contractors of New Hampshire.  In addition, Rusty previously held an officer position on the NH Teen Institute Board and was a recipient of the Jefferson Award for Active Volunteerism in the community.  He has also helped establish federal funding for Granite State Youth Mentors, an initiative for mentoring programs.  Rusty resides in Concord New Hampshire.

Rusty is a member of the New Hampshire Society of Certified Public Accountants and the American Institute of Certified Public Accountants and is a graduate of Leadership New Hampshire class of 2012.