Signal Security. World-class security, locally owned and operated.
Signal of DuPage Central provides a full suite of industry-leading security services, customized to your needs and backed by our industry leading Signal Edge technology. We are local members of our community and here to provide peace of mind so you can pursue your passion in life.
Custom Security Solutions
We work with you to tailor a solution to your unique needs.
Mobile Patrol Security
Our flagship highly visible mobile patrol is ready to handle your most critical security needs.
Dedicated Officer Security
Our officers are on site, even 24/7/365, to provide you peace of mind.
An elevated touch to keep your building safe.
Facilities Lock Up Security
Our scan tokens, GPS tracking, and electronic reporting give you peace of mind your property is secure.
Access Control Security
We ensure your safety with our comprehensive digital facilities management tools.
Industrial Security Services
Access control, 100% electronic reporting complete with GPS tracking, lock up scan tokens and in report photo and video.
Commercial Security Services
From mobile patrols, to dedicated officers, to alarm response, we can tailor services to your property's needs.
Food Defense Security Services
Enhanced digital facilities management tools help you stay Food Defense compliant.