♦ Fire Alarm Systems ♦ Access Control Systems ♦ Closed Circuit Television (CCTV) ♦ Burglar Alarm Systems Delta Fire & Security, Inc. (DFS) is a full-service security solutions provider with in-house capabilities based in Northern California with offices in Northern and Southern California. We service project values from $5K—$30M in industries including Commercial, Multi-family Residential, Education, Government, Hospitality and Finance throughout the Western United States. At DFS, we provide design, installation, monitoring and maintenance for a multitude of security products and services.