Donna
Barnish

Bar Admissions

• State Bar of Texas

Memberships & Associations

• Houston Bar Association
• Texas Association of Assessing Officers
• Harris County Mayors and Councilmembers Association

Education

• Doctor of Jurisprudence

South Texas College of Law, 2012

• Bachelor of Arts (Economics)

University of Texas, Austin, 2008

Professional Experience

• Olson & Olson, LLP | Houston, Texas | 2024 – Present | Partner
• Olson & Olson, LLP | Houston, Texas | 2015 – 2023 | Attorney
• Percheron Field Services, LLC | Houston, Texas | 2013 – 2015 | Attorney

Concentration

Donna is an expert in ad valorem tax litigation, specializing in advising and defending governmental clients. She represents clients in ad valorem disputes involving commercial and industrial properties, single and multi-family residential communities, tax credit properties, business property, as well as administration and qualification for exemptions.

Articles, Publications & Presentations

• Discovery Issues in Appraisal District Litigation, presented at Olson & Olson, LLP’s 14th Annual Local Government Seminar, January 2018, Stafford, Texas
• Background Checks under the Fair Credit and Reporting Act, presented at Olson & Olson, LLP’s 12th Annual Local Government Seminar, January 2016, Stafford, Texas

Cases