Central Tax Service

Welcome to Central Tax Service

Central Tax Service handles income tax matters for individuals, couples, families, estates, trusts, and small business owners or professionals. Don't pay more tax than required by law!

Helen Valtinson Helen Zhang Valtinson, PhD, EA, CPA. Helen earned her PhD in Economics from Moscow State University in Russia, completed accounting courses at Carlson School of Management at U of M.

Currently, Helen is an adjunct professor teaching Financial Accounting and Business Taxation at Metropolitan State University and Economics at Brown College.

Helen has seven plus years working experience in local CPA and accounting firms, reconciling bank statements, generating P&L statements and balance sheets, preparing individual, small businesses and international tax returns.

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