What We Do

Casillas Law Firm, PLLC is here to serve small and emerging businesses, providing tailored counsel that uses your goals as a roadmap for our work. Whether you’re a start-up or an established business looking to grow and scale, we can assess your legal needs, help mitigate potential risks, and provide counsel industry best practices. 

At Casillas Law Firm, we can help with entity formation, contract drafting and review, independent contractor process creation, drafting and revision of employment handbooks, civil litigation, collection issues, asset purchase and sale agreements, human resources policy development and management, corporate governance, and so much more.

  We know that running your business is tough work. We've been there.

Let us handle the legal stuff, so you can focus on doing what you love.  

Areas Of Practice

Business Counseling

Entity Formation / Corporate Transactions

Contract Drafting and Negotiations

Mergers & Acquisitions

Civil Litigation

Labor and Employment

About Andrew

 Born and raised in San Antonio, Andrew Casillas is proud to call the Alamo City home and has deep ties to business, civic, and political leaders in the community. Prior to starting his own practice, Andrew served in an executive legal role at one of San Antonio’s largest private corporations and as a commercial litigator at Akin Gump Strauss Hauer & Feld LLP’s local office, where he serviced many large business clients. 

Andrew also serves as the General Counsel for the San Antonio Hispanic Chamber of Commerce. In addition, he has served as the Co-Chair for Leadership San Antonio (LSA) Class 42 and Tri-Chair of the Alexander Briseño Leadership Development Committee (ABLDP). 

He also served as Campaign Director for the Ron Nirenberg for Mayor campaign. In his spare time, Andrew is a freelance music critic whose writing has appeared in Rolling Stone and the Village Voice. Andrew is a graduate of the University of Texas-San Antonio and the University of Texas School of Law.  

Contact Andrew

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Andrew Casillas


(210) 418-2586