Michael Jones, Principal


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Michael A. Jones, CPA, CMA, has been with Swartz Retson for more than 30 years. Primarily practicing in matters involving assurance, he is involved with audits, reviews and compilations. His industry focus is construction and manufacturing.

An Indiana University graduate, Michael has served on various nonprofit boards for more than 20 years.

Tammy Lynch, Principal


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Tammy Lynch is the managing principal of the tax department. Her expertise includes the areas of tax planning and compliance, tax research and transactional planning for individuals, businesses and nonprofits.

Tammy joined the firm in 1992 and became a principal in 2010. In addition to working with clients, she oversees staff training in the federal and state income tax areas. Tammy earned a B.A. in Economics from DePauw University, graduating from the Management Fellows honors program. She has been a CPA since 1989.

Tammy is a member of the American Institute of Certified Public Accountants and the Indiana CPA Society. She serves on several local nonprofit boards and committees.

Debra Van Prooyen, Principal


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Debra Van Prooyen joined Swartz Retson in 1993 and currently manages the accounting department. She specializes in accounting and taxation for medical practices & small businesses, payroll rules and regulations, and human resource consulting.

She graduated with high honors from Trinity Christian College in Palos Heights with a B.S. in Accountancy. After receiving her CPA designation, Debra completed the Professional Education Program from the College for Financial Planning in Denver. Professional affiliations include membership in the Indiana CPA Society and American Institute of Certified Public Accountants.

She is also involved with various non-profit organizations in Northwest Indiana.

Gregory R. Ward, Principal


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Greg Ward joined Swartz Retson in December 2001. A CPA, he formerly worked for PricewaterhouseCoopers, LLP. Greg is accredited in Business Valuation (ABV) and has performed more than 300 business valuations and financial audits/reviews/compilations for privately held companies.

He holds a B.S. in Business Administration from Indiana University and is member of the American Institute of Certified Public Accountants and Indiana CPA Society. Greg has been actively involved in the Indiana CPA Society and local not for profit organizations.

Richard Young, Principal


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Richard A. Young, CPA, has been with Swartz Retson since 1983. Practicing in the area of assurance, he is involved with audits, reviews and compilations. He has extensive experience in performing ERISA audits and audits performed under the Uniform Guidance (Single Audits).

A Walsh College graduate, Richard has been a volunteer advisor or board member for several nonprofit organizations. He has served as a peer review committee member for the Indiana CPA Society.

Richard Zondor, Director


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Richard Zondor has more than 30 years of diversified public accounting experience including extensive experience in taxation and healthcare consulting. Rich’s clients include large and small S-corps, C-corps, partnerships, PC’s, as well as individuals.

He holds a B.A. in Accounting from Calumet College of St Joseph and an MBA from DePaul University. Along with being a CPA he is also a Certified Management Accountant. He has been licensed to practice in both Indiana and Illinois since 1980 and is a member of the American Institute of CPA’s, Illinois and Indiana CPA Society’s, the Institute of Management Accountants and the Medical Group Management Association.

Rich has been an instructor at both Calumet College and Indiana University Northwest. He has taken advanced course work in specialized tax planning earning the Certificate of Educational Achievement for Advising Closely Held Businesses. Over the years Rich has served on various nonprofit organization boards.

David Batusic, Director


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David C. Batusic has been with Swartz Retson since 1978 and oversees the Business Valuation and Litigation Support Services practice. He holds a B.S. in Business from Indiana University and earned his CPA license in 1981. Accredited in Business Valuation (ABV), Certified Valuation Analyst (CVA) and Certified Management Accountant (CMA), he has valued more than 400 businesses.

Dave has considerable experience as a testifying expert in State and Federal courts. He has prior audit experience and has tax experience with closely held businesses with specific expertise in the automotive industry. He also has considerable experience in succession planning, buy sell and stock redemption issues and ownership transition.

He is a member of American Institute of Certified Public Accountants, National Association of Certified Valuation Analysts and Institute of Certified Management Accountants.

Dave's community involvement includes serving as past chairman of the Crown Point Community Foundation and as past president of the Andrean High School Foundation and Indiana CPA Society-Calumet Chapter.

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235 East 86th Avenue
Merrillville, IN 46410

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Our mission is to provide timely, professional, and ethical business advisory services to our clientele, be actively involved in our community and promote professional and personnel in a working environment that encourages initiative, innovation and teamwork


235 East 86th Avenue
    Merrillville, IN, 46410

Swartz Retson Northwest Indiana CPA Firm is trusted by clients in Lake County Indiana communities including Crown Point, Dyer, East Chicago, Gary, Hammond, Highland, Hobart, Merrillville, Munster, Schererville, and St John; and Porter County Indiana communities including Chesterton, Portage, and Valparaiso.


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