About us
Meet the dedicated individuals of Hilley & Solis
Ready to give you our best on your worst day.
With a diverse range of backgrounds, expertise, and experiences, our staff members bring invaluable skills and unwavering commitment to every client matter. Get to know the faces behind our firm, united in our passion for delivering you the justice you deserve.
Derek Hilley
Founding Partner
Derek Hilley is one of the founding partners of Hilley & Solis Law Firm. He is a graduate of the University of Texas Business School in Management Information Systems (2001) and St. Mary’s School of Law (JD 2008).
After graduating from law school, Derek became an associate attorney for the law office of S. Mark Murray, specializing in commercial and estate litigation. He later served his community at the Bexar County District Attorney’s Office for 8 years and tried over 65 cases.
Read More
Derek is active in San Antonio Trial Lawyers Association. He has been voted Best San Antonio Lawyer from 2015 to the present, San Antonio Rising Star in 2016, Top Personal Injury (Plaintiff) Lawyer 2019 to present.
He was a San Antonio Bar Association board member for four years. He served on the Texas Exes board and was also selected to serve on the Federal District Court Magistrate Selection Committee for San Antonio.
He enjoys his practice of helping individuals that have been injured and assisting in rebuilding their lives while standing up to the large insurance companies.
In his spare time, Derek enjoys spending time with his children, running, hiking, and traveling.
Carlos Solis
Founding Partner
Carlos Solis, founding partner of Hilley & Solis Law Firm, moved from Mexico to the United States at the age of twelve. A native Spanish speaker, Carlos is adept at communicating with clients for whom English is a second language. As an expert in his field, Carlos is a frequent guest on Univision.
Carlos Solis holds a B.S. degree from St. Mary’s University and a law degree from the University of Houston.
Read More
Carlos Solis began his legal career in 2007 at the Bexar County District Attorney’s Office, where he spent nearly five years sharpening his courtroom skills as a prosecutor. Today, he uses that experience to advocate for individuals injured in car accidents.
With a background in both criminal prosecution and personal injury law, Carlos brings a strategic, results-driven approach to every case. He listens closely to his clients, builds compelling arguments from the facts, and fights relentlessly to protect their rights — all with one goal in mind: maximizing their recovery and helping them move forward with confidence.
Carlos enjoys spending time with his family.
Daniel Lopez
Attorney
A native of McAllen, Texas, Daniel Lopez brings a thoughtful, strategic, and determined approach to representing individuals who have suffered injuries through the negligence of others. With a professional background spanning both insurance defense and plaintiff-side litigation, Daniel offers a valuable perspective on how personal injury claims are investigated, evaluated, defended, and ultimately resolved.
Read More
Daniel is actively involved in all phases of litigation, from initial case evaluation and discovery through depositions, expert challenges, mediation, and trial preparation. Daniel has substantial experience in motion practice, including briefing and arguing contested motions for summary judgment and challenges to the admissibility of expert testimony under Daubert and other applicable evidentiary standards. His practice emphasizes careful legal analysis, thorough preparation, and persuasive advocacy, particularly in matters involving disputed liability, medical causation, expert testimony, and damages.
Daniel attended St. Edward’s University in Austin, Texas, where he graduated cum laude with a Bachelor of Arts in Philosophy. He subsequently earned his Juris Doctor from St. Mary’s University School of Law in San Antonio. He was admitted to the State Bar of Texas in 2023 and is also admitted to practice before all four United States District Courts in Texas: the Northern, Southern, Eastern, and Western Districts.
