Welcome to Hannon Security Services

Hannon Security Services was founded in 1901, and has been on patrol ever since.

Based on traditional values of integrity and outstanding service, Hannon has built its reputation on responsiveness and trust. We deliver what we promise.

Hannon Security is a Minnesota company with all local management and ownership. Hannon offers its customers big business solutions with a small business touch.

Our satisfied clientele span the realms of property management, residential communities, corporate office facilities, retail malls, manufacturing and industrial plants, warehousing facilities, as well as museums and art galleries.

Hannon has enjoyed its strong growth trend, not because we underbid our competitors, but because we consistently outperform them.