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Call Now!   (904) 388-3975

Residential Alarm Systems

installed from $480.00


Commercial Alarm Systems

installed from $599.00


Warehouse Surveillance Systems

installed from $699.00


Keyless Entry

Access Control Systems

Lake City & Live Oak Security Systems
& Fire Alarm Company

ESI, Emergency Systems, Inc., is a Jacksonville based, locally owned and operated commercial and residential security alarm company serving all of the Lake City and Live Oak areas since 1979. We have many existing customers in urban/city and wilderness tracks, protected properties by one of Florida’s premier security alarm companies. ESI, is a one-stop shop for security and fire alarm systems and we design, install, repair and expands only commercial grade security alarm products that include but are not limited to applications for fire, burglar/intrusion, water, intergraded smoke alarms, sprinkler system testing, silent and panic alarms, forensic marking, video surveillance/CCTV, motion detectors, cellular boosting and many unique products like Videofied and Deep Sentinel.  ESI is a commercial security alarm company specializing in custom security solutions for business, home, office, government, military installations, warehousing and industrial properties. Because we only employ commercial grade security products, manufactured and developed by the worlds most advanced security companies, our security shield shelf-life is extraordinary. Our centrally located 24 hour a day monitoring station is manned by highly trained and experienced security alarm technicians ready to detect and deploy first-responders at a moment’s notice when trouble arises.

ESI also prides itself on creating both affordable and durable security solutions using the latest state-of-the-art-technology. We can install a hardwired security system or utilize modern wireless technology and communication equipment that can be activated at the touch of a button from any cellular device, just about anywhere in the world. ESI employs and trains only the most highly advanced security alarm personnel; technicians who can create custom security solutions for all your facility risk management concerns.  ESI is a proven security alarm partner who is with you every step of the way, with training advice to make your job easier, more efficient and cost effective. We love protecting all types of commercial businesses, offices, brick and mortar structures and homes making them safer, more secure and creating a comfortable living and working environments for all who share them.





To Speak With One of Our Professional Specialists, Call (904) 388-3975

Lake City & Live Oak Premier Security Alarm Company

At ESI, Emergency Systems Inc., we specialize in all types of security and fire alarm protection and detection products for commercial businesses, residential homes, office, apartments, retail stores in all types of settings.

Years of
of customers


We service thousands of homes and businesses throughout Northeast Florida and Southeast GA. Learn why our customers have rated us as one of the best security companies in Jacksonville for over 25 years.


About ESI

With over 45 years of continuous service ESI has designed, installed, expanded, replaced and even repaired just about every kind of security alarm product imaginable. We only use the highest-quality, commercial grade security alarm components available, made to endure the most rigorous of field use for both indoor and outdoor applications. We custom design every security alarm system so that we can create a solution to fit your unique facilities application. We also field test every security alarm component that is incorporated into your security shield. We back these products up with some of the industry’s best warrantees. Our technical and monitoring staff is available 24 hours a day, 7 days a week to ensure your commercial business, office setting or residential property is safe and thoroughly protected. Our Local Monitoring Center services the Lake City and Live Oak areas, and is professionally staffed with highly trained personnel and we have invested in the most up-to-date equipment to handle any breach of security. From intrusion, both internal and external, to robberies, fire breakouts, smoke inhalation, water damage or a project security breach, ESI incorporates burglar and fire alarms, integrated smoke detectors, motion detectors, video surveillance, cellular boosting if necessary, and of course monitoring, making this security shield the most highly advanced security system available. ESI, specializes in free, onsite, remote and online consultations performed by the most highly skilled and knowledgeable security alarm technicians in the industry. Our experienced security and fire alarm technicians have been equipped with the most up-to-date training available from the world’s leading security manufacturers.

If you are looking for a new security or fire alarm system, repaired, expanded or even an upgraded replacement installed in any home, office, business, government facility or apartment complex in Columbia and Swannee Counties including Lake City, Olustee, White Springs, Live Oak, Wellborn, O’Brien and Branford, give us a call today at 904-388-3975.

ESI has the most affordable and cost-effective security solutions available anywhere and for all types of security applications. ESI even repairs and replaces video surveillance equipment and CCTV’s. Our Cellular Boosting products are second to none and we even carry the new, “Videofied” Motion Detection Video Systems that has a re-usable and portable application. With our Deep Sentinel product, a video surveillance backed by live guards, we offer the most complex and advanced security detection and intrusion product on the market today.  We also are trained specialists in the new Forensic Marking/DNA Solution products, being installed in all types brick and mortar structures to thwart crime and ensure that the apprehension and conviction of criminal offenders is imminent.

ESI is a licensed, bonded and insured, nationally recognized and award-winning commercial and residential security and fire alarm company. We have 1000’s of commercial, industrial, military and governmental agencies, and residential customers in the North Central and Northeast Florida marketplaces, many in the Live Oak and Lake City areas. Give us a Call Today at 904-388-3975 for a free security alarm consultation.

Additional Products & Services

  • Fence & Perimeters

  • Videofied

  • Service & Repair

  • Electric Gates

  • Personal Emergency Alert

  • Silent Holdup & Panic Alarms

  • SureCall Cellular Boosting

  • Monitoring

  • IP-Internet Monitoring