Security Service Areas in Texas & Louisiana

Global Security & Investigative Services LLC provides security guard services in Texas and Louisiana, and private investigations in Texas. Select a service area below, then tell us the site address, shift hours and requested start date so we can confirm staffing and availability.

Houston security guard services

Our Houston office is at 4101 Greenbriar, Suite 316, Houston, TX 77098. Explore Houston security guard services for business properties, construction sites and events, or Texas private investigations for a case inquiry.

Texas service areas

These pages describe areas where you can request coverage. Your specific assignment and schedule are confirmed during the proposal process.

• Austin
• Brownsville
• College Station
• Corpus Christi
• Dallas
• El Paso
• Harlingen
• Houston
• Laredo
• Lubbock
• Mcallen
• Midland
• Midland
• San Antonio

Louisiana security guard services

Explore Louisiana security guard services. Include your city or parish, property type and coverage hours.

Licensed services

Texas Security and PI License: C23029701. Louisiana Security License: PSE-26-CO-003.

Request a security proposal or call (713) 935-6325.