Recognized as a preferred and trusted security guard service provider in Tulsa Oklahoma, and the central U.S.

For nearly twenty years, The Harmon Group’s managers directed security operations for Tulsa’s largest city asset, the Thomas Gilcrease Museum… An asset greater than Tulsa’s International Airport.

On Site Security Company

We protect major facilities including high-rise commercial buildings, manufacturing facilities, banks, industrial parks, construction sites, museums, municipal buildings, government facilities.

“Government and corporate entities trust Harmon Security Group LLC. to protect their facilities and personnel from categorical threat causalities. Harmon Security Group is a premium provider of security guard services dispatching CLEET Certified armed and unarmedsecurity officers for all industries and organizations.

Value Added Customer Service

Every cost effective security solution we design and implement is custom tailored to the specific needs of each individual client. Enhanced security services may include trained and certified armed and unarmed security guards, patrol officers, modern video security camera and CCTV surveillance systems complete with monitoring services, integrated ingress and egress security management or access control systems, on-site security vehicles or security patrol units.

Security Officers

Harmon Security Group LLC, utilizes Harmon employees to perform all work, nothing is subcontracted and all security officers are fully trained to the highest standards. Harmon Security Group specializes in providing CLEET Certified armed/unarmed security officers for all industries and organizations.