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Meet Our Team

With over 50 years of faithfully protecting our clients, MPS Security and Protection has built a staff of exceptional individuals.
Our leadership team is comprised of accomplished experts, each highly decorated and a leader in their field.

Ron Julian

Ron Julian

Founder

After service in the United States Navy and several years in law enforcement, Ron opened the first office of National Business Investigations (NBI) in 1967 in Fullerton, California. With a broad client base, his adventures took him throughout the country, providing investigations and protective services to major corporations and high-profile individuals.

Mr. Julian dedicated much of his life to protecting the rights of others and was passionate about defending and fighting for what he believed was right. Ron Julian passed away suddenly on November 10th, 1997 at the young age of 57 years old, leaving a decades-long legacy of character, reputation, and professionalism for his son to carry on.

Michael Julian, CPI PPS CSP

Michael Julian

President / CEO

Michael is the son of our founder, Ron Julian, and began his career training under his father at the age of 16. Michael majored in Administration of Justice in college, was inducted into the Phi Theta Kappa International Scholastic Order for academic achievement, and joined the California Association of Licensed Investigators (CALI) in 1995. There, he served as District Governor, on the Legislation and Technology Committees, Education & Training Task Force, Board of Directors as the Vice President of Administrative Services for five terms, and was elected President from 2012-2014.

Michael's security training includes behavioral threat assessment, active shooter survival, executive and asset protection, self-defense, defensive and evasive driving, close protection, aviation security, interview and interrogation techniques, protective surveillance and counter-surveillance, and covert protection.

He teaches courses in Executive and Asset Protection throughout the United States and is a trusted security consultant for numerous organizations, providing personal and asset security solutions as well as instruction on workplace violence identification, response, and active shooter survival.

Michael created A.L.I.V.E. (Assess, Leave, Impede, Violence, Expose) in 2014, which he began teaching as his Active Shooter Survival philosophy. His bestselling book on the subject, 10 Minutes to Live: Surviving an Active Shooter Using A.L.I.V.E. was published in 2017. The online version of the A.L.I.V.E. Training Program launched in 2019 and is now part of the corporate security training program for companies worldwide.

Mathew_Crider_Excutive_Protection_Manager

Matthew Crider

Executive Protection Manager

Please meet our new Executive Protection Account Manager, Matthew Crider. Matt holds a bachelor's degree in criminal justice with an emphasis on policing, juvenile justice, and forensic science. He is a dedicated security operations professional with over 13 years of experience in executive protection, threat assessment, risk analysis, incident response, and security policy development.

Matt is also a Certified Instructor of the A.L.I.V.E. Active Shooter Survival Training Program.

Valerie Dovifaaz

Valerie Dovifaaz

Senior Account Manager

Valerie Dovifaaz began in sales with MPS Security and Protection before rising to Account Manager, and is now our clients' primary point of contact for all lines of business. She assures all services are operating smoothly and according to contract and works closely with clients to ensure total satisfaction.

Valerie is best known for the close, working relationships she develops with our clients and the highest level of customer service. She makes herself available 24/7 by phone or email and is extremely responsive in addressing questions or requests with efficiency and care.

Roberto Ramirez

Robert W. Ramirez

Director of Uniformed Security

Robert has worked in the private security industry since 1984, serving college campuses, commercial and residential properties, and industrial facilities as supervisor and manager. He received security training at Glendale, Rio Hondo, and Riverside Community Colleges and law enforcement training in both Los Angeles and Riverside County.

Robert was hired to provide security services at the American Forces Network broadcast center in Sun Valley, CA, and March Air Reserve Base, CA, eventually being promoted to Captain/Contract Manager of the guard force. He also managed classified material handling and guard clearances. Robert joined MPS Security and Protection in 2007 as Post Commander and was promoted to Director of Uniformed Security in 2001, overseeing our most extensive account.

Diedre Lane

Diedre Lane

Investigations Case Manager

Diedre is a California Licensed Private Investigator and Registered Process Server with over 18 years of law enforcement experience. As a trained Collision Reconstructionist with advanced training through Northwestern University, Diedre specializes in fatal collision and DUI investigations.

Since joining NBI in 2018, she rose rapidly to Case Manager and now manages all internal and contract investigators nationwide. Diedre prides herself on high-level communication, client focus, and delivering actionable results toward positive outcomes.

Get in touch

MPS Security and Protection is an industry leader, offering a complete line of security services worldwide.
Contact one of our Security Risk Advisors today.

Please fax all employment verification requests.
All requests must include a signed release.

Contact Us
Family-owned and operated since 1967 – photo placeholder

Family-Owned & Operated for 59 Years

Since 1967, MPS Security & Protection has delivered professional protective security grounded in respect, coordination, and discretion. We’re a 3rd-generation firm with longstanding client relationships and worldwide connections.

“No two clients are the same, and neither are their needs. We protect what matters most, so you don't have to.” — Our protection is tailored to your risks, lifestyle, and operations.

Client Spotlight

Meet Our Team

Experts in Executive Protection and Uniformed Security.

Portrait of Michael Julian

Michael Julian

Second Generation CEO

Portrait of Michael Speirs

Michael Speirs

President

Portrait of Matthew Crider

Matthew Crider

Executive Protection Manager

Portrait of Robert Ramirez

Robert Ramirez

Uniform Security Manager

Client Testimonials

“A couple times a year MPS has assisted Coca Cola with strike contingency planning and most recently with the Coca Cola sponsored FIFA World Cup trophy tour in the Los Angeles area. Your professionalism, dedication and knowledge is a comfort to me and the company during these special events.”
— The Coca-Cola Company
“The MPS staff were observant, professional, and maintained a high level of security throughout our two-day event with thousands of patrons in attendance… we have not had one major issue and could not achieve this without the expertise of MPS Security.”
— CEO, Murrieta Chamber of Commerce
“After more than five years we can say MPS Security has never let us down… Their core values align with those of our Association, and we are proud to have them a part of our community.”
— Greer Ranch
“I have called upon Michael Julian (CEO)… to assist us with security staffing support for high value asset protection, executive protection and labor actions… His attention to detail has been a valuable asset to ensuring performance satisfaction to our Fortune 500 client base.”
— FocusPoint International

Comprehensive Security, Tailored

Residential & Family Security

RST teams safeguard homes and families with 24/7 protection and low-profile coverage.

Travel Security

Advance planning and protective agents for domestic and international trips.

Event Security

Award shows, corporate meetings, and social functions — seamless protection.

Risk Mitigation & Management

Threat assessments, access control design, patrols, loss prevention, and more.

Join the MPS Team

We’re always looking for professional Executive Protection Agents and Uniformed Security Officers. Apply through our portal.

Talk to a Security Risk Advisor

Let’s discuss your needs and design a protection plan that fits your risk profile.


Recent MPS Security Insights

Physical Security: What It Is and Why Every Organization Needs It

Physical Security: What It Is and Why Every Organization Needs It

Physical Security: What It Is and Why Every Organization Needs It

By: Michael D. Julian

Why Security Failures Often Start With Small Oversights

Why Security Failures Often Start With Small Oversights

When people think about security failures, they often imagine large, obvious breakdowns. In reality, most incidents begin with small oversights that g…

By: Michael D. Julian

How Layered Security Reduces Organizational Risk

How Layered Security Reduces Organizational Risk

Many organizations approach security by implementing one or two protective measures and assuming the environment is adequately protected. This might i…

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How Professional Security Prevents Escalation in Public Environments

How Professional Security Prevents Escalation in Public Environments

Many people imagine security incidents as sudden and dramatic events. In reality, most incidents begin as small disturbances. A disagreement between g…

By: Michael D. Julian

Why Security Assessments Should Be Ongoing, Not One-Time Events

Why Security Assessments Should Be Ongoing, Not One-Time Events

Many organizations conduct a security assessment when opening a facility, after a renovation, or following a specific incident. Once the report is com…

By: Michael D. Julian

The Hidden Liability of Undertrained Security Personnel

The Hidden Liability of Undertrained Security Personnel

Many organizations assume that hiring security personnel automatically reduces risk. Uniforms are visible. Posts are covered. Access points are staffe…

By: Michael D. Julian

Why the 2026 Pawtucket Ice Rink Shooting Shows Security and Preparedness Are Essential

Why the 2026 Pawtucket Ice Rink Shooting Shows Security and Preparedness Are Essential

A tragic shooting at the Dennis M. Lynch Arena in Pawtucket, Rhode Island on February 16, 2026 shocked the nation and reminded communities how quickly…

By: Michael D. Julian

How Professional Security Preserves Operational Stability

How Professional Security Preserves Operational Stability

Many organizations view security primarily as a protective measure. Guards are placed to deter threats, monitor access points, or respond to incidents…

By: Michael D. Julian


MPS Security & Protection

Executive Protection • Uniformed Security • Residential & Family Security • Travel & Event Protection

© 1967–2026 MPS Security & Protection. All rights reserved.
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Headquarters: Murrieta, CA

info@security-mps.com
(951) 677-3500

Los Angeles, CA Office
213-650-4408
A satellite office is located in Los Angeles, California to accommodate our valued clients in the Los Angeles metropolitan area.

Las Vegas, NV Office
725-777-0223
MPS Security provides security services, including executive protection and uniformed agents in Las Vegas, Nevada.

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