Dean Fankhauser

Tigges, Bottaro & Lessmann, LLP

Sioux City, IA

11+ Years Experience

Licensed in 2 States

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About Dean

Attorney Dean Fankhauser is a partner at Tigges, Bottaro & Lessmann, LLP, focusing on business and tax matters, real estate, estate planning, probate, and guardianships/conservatorships. He graduated from Chadron State College and The University of South Dakota School of Law (J.D. 2014). He is licensed in Iowa and Nebraska state courts and the United States Federal Court for the Northern District of Iowa.

Licensed States

IA NE

Education

J.D.

University of South Dakota of Law

B.A.

Chadron State College

Awards & Recognition

Best Lawyers®: Ones to Watch in America™ for Business Organizations (including LLCs and Partnerships)

2026

Best Lawyers®: Ones to Watch in America™ for Land Use and Zoning Law

2026

Best Lawyers®: Ones to Watch in America™ for Trusts & Estates

2026

Best Lawyers®: Ones to Watch in America™ for Real Estate Law

2023

Best Lawyers®: Best Law Firms for Metropolitan Tier 2 - Sioux City - Personal Injury Litigation-Plaintiffs

2023

Professional Associations

Iowa State Bar AssociationNebraska State Bar AssociationWoodbury County Bar AssociationIowa Lawyer Trust AssociationStudent Counseling Center Advisory Board (USD)