AttorneyDonald O. Jansen● 76 total views
DJ

Donald O. Jansen

University of Texas System·Houston, TX·Harris County·60 years licensed

Donald O. Jansen is a lawyer in Houston, TX who works for University of Texas System. Practice areas include Taxation, Wills-Trusts-Probate. Board certifications include Estate Planning and Probate Law. Licensed in Texas since 1965. Graduated from Loyola University New Orleans in 1963.

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Law school
Class of 1963
Bar admission
1965
State Bar of TX · #10571000
Office
5137 Doliver Dr
Houston, TX 77056
Disciplinary
None on record
Clean since admission
DJ
Houston, TX·60 years licensed
Claim profileContact attorney

Donald O. Jansen is a lawyer in Houston, TX who works for University of Texas System. Practice areas include Taxation, Wills-Trusts-Probate. Board certifications include Estate Planning and Probate Law. Licensed in Texas since 1965. Graduated from Loyola University New Orleans in 1963.

Law school
Bar admission
1965
State Bar of TX · #10571000
Office
5137 Doliver Dr
Houston, TX 77056
Disciplinary
None on record
Clean since admission
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Practice, courts & credentials
Practice areas2 listed
TaxationWills-Trusts-Probate
Credentials1 certified
Estate Planning and Probate Law
Board certified 1979
No public disciplinary history
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Last refreshed Aug 2026