Located in Aurora, Illinois, we provide quality, professional service at reasonable rates. Specializing in accounting, tax preparation, and bookkeeping services for small businesses, individuals, non-profits, estates, and trusts, we serve clients in the Chicago metropolitan area and throughout the nation. You can rely on us for prompt response, technical expertise, and personal attention to each client. Let us work with you to develop customized solutions for your accounting needs and budget.
GEORGE J. STERLING, CPA, EA
George founded the company in 2008. He graduated from Eastern Illinois University, with a Bachelor of Science degree in Business Administration.
With a strong business and tax background, George brings his expertise in a wide array of accounting and business advisory services. His areas of focus include cost accounting, tax preparation, budgeting, business plan development, operations management, purchasing, health and safety compliance, and workers’ compensation administration.
George was also an adjunct Instructor at Waubonsee Community College, and an instructor of Volunteered Tax Preparers and financial aid coach at the Center for Economic Progress for over eight years. He and his wife, Therese managed the Aurora VITA site as well. George volunteers his time with numerous professional, civic, and non-for-profit organizations.
George is a registered certified public accountant in Illinois. He is also an Enrolled Agent and as a federally authorized tax practitioner, can represent taxpayers before the Internal Revenue Service for tax issues.
George J Sterling, CPA, EA
Certified Public Accountant
Certified QuickBooks Pro-Advisor
JOANNA WITAS, CPA
Joanna joined the company in 2020. She graduated from Rider University in New Jersey, with a Master of Accountancy degree and Bachelor of Science degree in Business Administration.
Her areas of focus include preparing federal and state income tax returns for individual and business clients, tax planning, and financial statement preparation. Joanna also provides general accounting services and bookkeeping assistance with QuickBooks, payroll, multi-state sales tax, and helps clients with business formation and registration services.
Prior to joining George Sterling CPA, Joanna worked as an Accounting Manager for a public accounting firm in Saint Charles, IL, and previously as a Senior Accountant for Certified Public Accountants and Advisors in Princeton, NJ, providing accounting, bookkeeping, and tax services to a diverse client base. In addition, Joanna is also fluent in Polish.
Joanna is a registered certified public accountant in Illinois and New Jersey. She is a member of the Illinois CPA Society's Women's Executive Committee, and is currently pursuing a certification in financial forensics. Joanna is also a Notary Public in the state of Illinois.
Joanna Witas, CPA, MAcc
Certified Public Accountant
Master of Accountancy