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Our People

Experienced. Proven. Mission-Driven.

Behind every Centremis solution is a team of leaders with decades of real-world expertise.

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Who We Are

Centremis delivers comprehensive, client-focused security solutions that safeguard mission-critical assets, protect employees, and proactively address evolving threats.

With over 25 years of expertise spanning federal law enforcement, military operations, and risk management, our team integrates risk-based solutions into every service.

Centremis brings a unique perspective to complex security challenges by leveraging extensive networks and a deep understanding of federal, military, and private-sector dynamics. Our combined experience in law enforcement, national security, and critical infrastructure enables strategic insights and practical solutions for today and tomorrow's most pressing security challenges.

Dynamic Expertise

Shaped by real-world security challenges across federal, state, and private environments.

Adaptable Perspectives

Integrating best practices from government and private sector operations.

Operational Excellence

Built on innovation, precision, and client trust.

Leadership

A multidisciplinary team focused on mission and outcomes.

JTM

John T. Miller

Founder & CEO

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Samantha Ives

Director of Operations

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DC

David Chen

Head of Cybersecurity

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MG

Maria Garcia

Lead Intelligence Analyst

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RM

Robert Maxwell

Head of Physical Security

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Emily Sato

Client Relations Manager

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Experience Highlights

  • Risk Management
  • Physical Security
  • Executive Protection
  • Global Security Operations
  • Critical Infrastructure Protection

NAICS Codes

NAICS codes specific to Centremis services:

Partner with Centremis

Let Our Team of Experts Secure What Matters Most to You. With decades of elite operational experience, Centremis delivers tailored, intelligence-grade security solutions that safeguard your people, assets, and mission.

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