ESI Technologies

Since 1984, ESI Technologies has been a trusted commercial security integrator serving the Colorado Front Range, operating from Fort Collins and Colorado Springs. We specialize in designing, installing, and maintaining comprehensive security systems tailored for businesses, including surveillance, access control, intrusion detection, fire alarms, and commercial AV systems. Our local teams provide dedicated service with 24/7 monitoring, remote guarding, and managed security solutions under a unified contract for streamlined support. ESI stands out with its Master Electrician license, CJIS certification, and NICET-certified fire alarm technicians, underscoring our technical expertise. Partnered with top manufacturers, we proudly serve diverse industries across northern and southern Colorado, committed to long-term relationships and dependable, locally accessible security solutions.