AttorneyDonald O. Jansen
DJ

Donald O. Jansen

University of Texas System

Houston, TX · Harris County · 60 years licensed

Cases
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Licensed
60 yrs

Donald O. Jansen has been licensed in Texas since Dec 1965, 60 years. Practice areas on file include Taxation, Wills-Trusts-Probate. One board certification, no disciplinary history.

Case dataCounty court records

No filings under this bar number in the county court records Referlex has imported so far.

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Last refreshed Nov 2026