Tax & Accounting Professionals

Novak | Costello is a full service public accounting and business advisory firm located in the River North neighborhood of downtown Chicago. We deliver proactive accounting, tax and consulting services to our client base consisting of entrepreneurial businesses and high net worth individuals.

While we are involved in many industries, we are particularly focused on serving the real estate, professional services, and start-up or early-stage business markets.

Founded in 2014 as the result of a merger between RNCO, LLC and Costello CPA Group, the firm carries on a tradition of providing sound business advice and fully-integrated accounting solutions using the latest innovative technologies.

Under the combined leadership of seasoned partners Russell Novak, James Novak and Matthew J. Costello, we are united in valuing the high level of client respect that both firms have earned in the past.