KA
Katharine Banks Allen
Katharine Banks Allen is a lawyer in Houston, TX who works for Duffley Law PLLC. Practice areas include Wills-Trusts-Probate. Licensed in Texas since 2006. Graduated from Oklahoma City University in 2006.
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Law school
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KA
Katharine Banks Allen
Duffley Law PLLCHouston, TX·19 years licensed
Claim profileContact attorney
Katharine Banks Allen is a lawyer in Houston, TX who works for Duffley Law PLLC. Practice areas include Wills-Trusts-Probate. Licensed in Texas since 2006. Graduated from Oklahoma City University in 2006.
Law school
Oklahoma City University
Class of 2006
Bar admission
2006
State Bar of TX · #24055139
Office
10603 W. Sam Houston Pkwy. N., Suite 425
Houston, TX 77064
Disciplinary
None on record
Clean since admission
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Case data
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Practice, courts & credentials
Practice areas1 listed
Wills-Trusts-Probate
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Last refreshed Aug 2026