Fred Casillas
Partner | Business & Personal Injury Litigation | Veteran Attorney
For over 25 years, Fred Casillas has represented individuals, families, and businesses across San Antonio with integrity, professionalism, and a steadfast commitment to justice. As a Partner at Christian, Nisbet & Casillas, Fred brings a legacy of client-focused advocacy and trusted legal counsel that continues to shape the firm’s reputation for excellence.
A FOUNDATION BUILT ON EXPERIENCE AND TRUST
From the start of his legal career, Fred’s mission has remained simple—deliver excellent results while treating every client with honesty and care. Over the decades, he has built a respected practice in both litigation and transactional matters, representing clients in business litigation, personal injury, civil disputes, and estate planning.
Fred has successfully represented small businesses, corporate clients, and entrepreneurs in high-stakes disputes involving contracts, partnerships, and commercial operations. His ability to combine sharp legal analysis with practical business insight has earned him long-term trust among business owners across South Texas.
A skilled negotiator and seasoned trial attorney, Fred has guided clients through complex and high-stakes situations—whether in the courtroom or at the negotiation table. His calm, analytical approach and genuine concern for those he serves have earned him not just results, but enduring relationships across generations.
Today, as a Partner in the firm, Fred continues to lead with insight and strategy, offering decades of experience that strengthen the firm’s client relationships and case outcomes.
Areas of Focus
Business and commercial litigation
Civil litigation and contract disputes
Personal injury and wrongful death
Estate planning and probate
General counsel and strategic advisory services
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Fred has successfully represented clients in Texas trial courts at every level—justice, county, and district. His broad civil and business litigation background makes him a trusted resource for cases that require both courtroom skill and strategic foresight.
Respected among peers and clients alike, Fred is known for his responsiveness, professionalism, and unwavering dedication to those who depend on his counsel.
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J.D. – Baylor University School of Law
B.B.A., Accounting – University of Texas at San Antonio
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Licensing and Admissions
Supreme Court of Texas
U.S. District Courts – Western & Southern Districts of Texas
Licensed to practice law in Texas since 1994
In the Community
A proud San Antonian, Fred gives back through civic involvement and community service, including active participation in the Texas Cavaliers and other local philanthropic organizations. He values family, mentorship, and the power of using the law to make a positive impact.
TRUSTED GUIDANCE. TIME-TESTED RESULTS.
Fred Casillas has always believed in doing what’s right—and doing it well. His experience and steady hand continue to benefit the firm’s clients and their outcomes.
Reach out to Christian, Nisbet & Casillas to learn how we can help.