Apollo Security — Professional Security Services in Colorado
Colorado's Front Range
Security Professionals
Apollo Security delivers professional, contract-based security solutions trusted by businesses, property managers, and event organizers across Denver, Aurora, Colorado Springs, Pueblo, and Greeley.
Security Services That
Deliver Results
Most RequestedCorporate Security
Comprehensive security programs for office buildings, corporate campuses, and business facilities. We assess risk, deploy trained personnel, and maintain a visible, professional presence.
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SpecializedEvent Security
From private galas to large-scale public events, our event security teams manage access control, crowd safety, and rapid incident response with precision and discretion.
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24/7 CoveragePatrol & Monitoring
Mobile patrol units and remote monitoring services that provide continuous coverage across properties, parking facilities, and industrial sites — day and night.
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Why Colorado Businesses Choose Apollo
We're not a national call center — we're your neighbors. Apollo Security is rooted in Colorado, with local knowledge of the Front Range communities we protect.
Serving the Entire Front Range
From Denver's tech corridor to Aurora, Colorado Springs, Pueblo, and Greeley — schedule a consultation and we'll have a tailored proposal to you within 24 hours.