Houlihan & Associates, P.C. is a Certified Public Accountants & Consultants firm based in Sioux City, IA, serving individuals and businesses with tax and accounting needs. Its tax work includes federal and state return preparation for individuals, trusts, estates, partnerships, and corporations, along with tax planning for client-specific situations.

The firm also provides bookkeeping and payroll services for businesses in the Siouxland area and surrounding communities, including miscellaneous filing needs at different business stages. Its consulting work includes estate planning support focused on asset transitions and planning around family or tax-law changes.