Who We Are

Spire Investigations was established in San Antonio, Texas in 2017 by Marcas Smith. Mr. Smith has investigated cases and assisted attorneys and clients with a wide variety of legal issues; both civil and criminal. Prior to founding Spire Investigations Mr. Smith worked in the legal industry as a private investigator with another company; as a civil litigation paralegal/investigator in private law firms and as a litigation services/support manager.


He has worked in the insurance industry in all lines claims, commercial underwriting and as a Local Recording Agent; in the private security sector as a uniformed unarmed/armed security officer, plain-clothes armed personal protection officer, instructor and in Special Emergency Response Teams. Mr. Smith has local, statewide, national and international investigative experience. Mr. Smith earned a Bachelor of Science in Criminal Justice from The University of North Carolina at Charlotte and a ABA approved graduate level paralegal certificate from Texas State University.

About Spire Investigations
Put our team of expert investigators to work for you. Contact Spire Investigations today!

Years of Experience

We believe that experience is the key to excellence.  At Spire you’re getting an investigative team that has handled nearly all types of cases and has over 20 years of experience with matters in litigation and investigations.

Satisfied Clients

Spire has an envious record of keeping clients informed and satisfied. From our initial consultation to the completion of your case we approach our clients’ needs and concerns with compassion and respect.

Successful Cases

Our approach to investigative services has provided successful outcomes in cases and resulted in grateful clients who provide us with much appreciated referrals. We will continue to strive to exceed your expectations.