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Attorney Profile - Thornton, Biechlin, Reynolds & Guerra Law Firm

Attorney Profile

Marcella A.  Della Casa

Marcella A. Della Casa

Direct: (210) 581-0288
Fax: (210) 525-0666
100 N.E. Loop 410 Suite 500
San Antonio, Texas 78216

Marcella A. Della Casa is a Member in the San Antonio office, with extensive litigation experience handling construction disputes. She is routinely recognized as one of San Antonio’s top construction defense attorneys. Having tried more than 35 jury trials to verdict, Marcella has earned a reputation as an effective and formidable trial attorney. Her area of expertise focuses on all aspects of personal injury defense, including the representation of commercial and residential construction contractors, transportation carriers, and oil and gas exploration companies, as well as product liability claims. Additionally, she has an array of experience representing large and small businesses in a variety of commercial and corporate litigation matters. Ms. Della Casa has given numerous presentations on ethical and effective litigation strategies in the realm of personal injury defense. She is fluent in Spanish and Italian.


Texas Tech University, J.D., 1998; University of Texas at El Paso, M.S., Biology, 1995; University of Texas at El Paso, B.S. Biology, 1993


Ms. Della Casa is admitted to practice law in the State of Texas, Western District of Texas, and Southern District of Texas.


Ms. Della Casa is a member of the State Bar of Texas, Federal Bar Association, San Antonio Bar Association Construction Section, Bexar County Women’s Bar Association, Defense Research Institute, Texas Association of Defense Counsel, Greater San Antonio Home Builders Association, and the American Board of Trial Advocates.


Ms. Della Casa has obtained numerous total defense and take-nothing verdicts where the amount sought was in excess of $1 million. For 2019-2020, she was named one of the Top Construction Lawyers by San Antonio Magazine.

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