Olsen Accounting & Business Services, Inc. is a Saint Charles, IL accounting and tax services firm serving a wide variety of clients. The firm’s listed work includes individual tax returns, business tax returns, tax planning, accounting, financial statements, payroll services, financial planning assistance, and budgeting and planning.

The firm describes a focus on tax return filing and tax planning for individuals, bookkeeping and financial statements for small businesses, and corporate tax return filing. Its website also offers an online office with financial calculators, client newsletter content, and tax and financial topics intended to help clients participate more actively in financial management.

Source materials describe computerized offices, internet access, and annual participation in continuing professional education courses through local chapters of national accounting and tax associations.