About Company

Pro-Tech Security is a Memphis-based security services firm founded in 1991 by Don O. Lewis, a retired Chief of Police, providing armed and unarmed guard services, commercial and residential patrols, corporate and personal protection, special event security, and alarm response across the Mid-South. Pro-Tech Security employs a large complement of off-duty and retired law-enforcement officers (approximately 44% of its ~225 guards), requires state licensure and federal/state background checks for staff, and emphasizes supervised, law-enforcement-level professionalism, reliability, and tailored security solutions for clients in industries such as banking, healthcare, retail, logistics, government, and residential communities.

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