Security Guard & Investigation Services
Find the right service for your property, business or investigation. Global Security & Investigative Services LLC provides security guard services in Texas and Louisiana, and private investigations in Texas. Our Houston office is at 4101 Greenbriar, Suite 316, Houston, TX 77098.
Texas security and private investigation license C23029701. Louisiana security license PSE-26-CO-003.
Security guard services for businesses and properties
Start with your site location, hours, access points and the concerns you want addressed. We can discuss duties, staffing and reporting for a proposed coverage plan.
- Armed and unarmed security guards for assigned posts, access control and property patrols.
- Construction site security for entrances, equipment and material storage areas.
- Commercial security for offices, workplaces and commercial properties.
- Event security planned around venue entrances, attendance and event hours.
- Executive protection for individual and business protection requirements.
Private investigations in Texas
Discuss your objective and the information already available so we can evaluate the scope of an investigation. Findings depend on the records, evidence and circumstances of each case.
- Skip tracing and people locate.
- Asset searches and due diligence.
- Bug sweeps for electronic surveillance concerns.
- Explore private investigation services, including case support and surveillance inquiries.
Service areas
Explore Houston security services, our Texas service locations and Louisiana security guard services. Include the city and site address so we can confirm availability for your requested schedule.
Request a service proposal
Request a proposal or call (713) 935-6325. For guard coverage, include shift hours, the desired start date and the type of property. For an investigation, provide a brief description of your objective without placing sensitive case details in an initial public inquiry.