Alert Lock & Key · San Antonio, TX
Access Control
& CCTV Systems
Protect your property with professional-grade access control and surveillance cameras — installed and serviced by San Antonio's trusted security experts since 1976.
Our Services
Complete Security Solutions
Electronic Access Control
Keypad, card reader, and fob-based entry systems for offices, warehouses, and multi-tenant buildings. We install, program, and service all major brands.
- Keypad & PIN entry
- Key fob & card readers
- Biometric access
- Multi-door systems
CCTV & Surveillance
High-definition camera systems with remote monitoring, night vision, and cloud or on-site recording for complete visibility of your property.
- HD & 4K cameras
- Night vision
- Remote viewing
- Cloud & DVR recording
Integrated Security
Combine access control and cameras into one unified system — managed from a single panel or mobile app for maximum protection.
- Unified control panel
- Mobile app management
- Audit trail & logs
- Scalable systems
Professional Installations
Security You Can See
Access Control
PIN, card & fob entry systems
CCTV Cameras
HD surveillance & remote viewing
Why Alert Lock & Key
San Antonio's Trusted Security Experts
Since 1976, Alert Lock & Key has been protecting San Antonio homes and businesses with professional security installations. Our licensed technicians bring decades of experience to every job — from a single keypad to a full integrated security system.
- Licensed & bonded since 1976
- Same-day service available
- Commercial & residential expertise
- All major brands serviced
- Free security assessments
- Competitive pricing
Free Security Assessment
Not sure what your property needs? Our experts will evaluate your space and recommend the right solution — at no cost to you.
(210) 342-6678Available 24/7 · Bonded & Insured