Serving People is my passion. Helping people by explaining the option that are available to you and helping them understand the process of filing taxes.

We provide outstanding customer service by being available, responsive, and familiar with our customer's situation and needs. With over 30 years experience, we've handled returns that are simple and straightforward, as well as very complicated and problematic circumstances, old returns, unfiled years, letters and notices, and error corrections. Even more, we do this at reasonable rates and offer various ways to pay, including cash, check, credit, and refund transfer. Call for references to satisfied local customers... You might even know one!...

We are proud of our many years of service to small businesses and individuals alike. We build a partnership with our client to ensure that their tax and accounting needs are taken care of in a professional and timely manner. Meeting new people, helping with potential tax and accounting issues are all part of the many aspects of our business that my staff and I enjoy on a daily basis!

Since 1991, Oldenburg Accountants & Advisors has been committed to providing reliable, high-quality tax, accounting and advisory services to small and medium-sized enterprises (SME) in northern Illinois and Chicagoland. Our clients are family-owned businesses and often, multi-generational, and closely-held, multi-owner businesses. Oldenburg Accountants & Advisors is a small, boutique CPA firm where the owner, Sue Oldenburg, is directly involved with every business-owner client. We have a reputation for sustaining long-term relationships with our clients. We work proactively with SME business owners to help them interpret and act upon the fina...