Donald Thomas Brennan

Donald Brennan is a Texas attorney with Hayden & Cunningham, PLLC in San Antonio, TX.

The State Bar of Texas lists Donald Thomas Brennan as eligible to practice in Texas, bar card number 00787134, admitted on 11/05/1993. We checked this record on October 24, 2026, and it showed no public discipline at that time.

Before you hire any lawyer, however, it is a good idea to confirm the license yourself. For example, the official State Bar of Texas profile shows the current status and any public discipline history. Because we built this profile from public records, some details may also change, so confirm anything important directly with the office.

Practice areas listed for Donald Brennan

These areas come from the bar directory, where attorneys report them themselves. The bar does not verify them. The notes below explain each area of law in general terms, not this attorney's cases or results.

Debtor & Creditor. In general, this area covers collecting debts, defending collection actions and enforcing judgments.

Real Estate. In general, this area covers buying, selling, leasing and financing real property, plus disputes over title and land use.

How to contact Donald Brennan

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