Around the Clock Protection. A Name You Know and Trust.

Highly Trained Staff. A Committment to Quality for Over 30 Years.

What We Do

For over 30 years GMSC has been securing high profile buildings and offices across New York and Chicago. We are a large volume company that provides a boutique service. We secure over 25 million square feet of commercial, retail and Fortune 100 companies, including IPG, Amazon, Facebook, Bloomberg, VNO, Manhattan Mall, Merchandise Mart, Rego Park Center and many more.

Our Services

FIRE & LIFE SAFETY
  • Fire/life safety director
  • Concierge service
  • Uniformed guards
  • Loading dock security
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SYSTEMS INTEGRATION
  • Video surveillance
  • Access control
  • Security tour systems
  • Security operations center
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SECURITY CONSULTING
  • Threat assessment
  • Emergency Preparedness
  • Crisis management
  • Investigations
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Who We Serve

Commercial Office
Commercial Office

GMSC provides full service security to many of the most complex Class A and Trophy buildings in New York and Chicago.

Education & Institutional
Education & Institutional

Safety on school campuses is a number one concern in America. GMSC’s comprehensive threat analysis can help you assess weak points on campus.

Events & Conventions
Events & Conventions

GMSC provides physical security presence for events and conventions of all sizes.

Residential
Residential

From guards and concierge to access control, GMSC is expert in securing residential buildings.

Construction
Construction

Theft and vandalism can become a problem on a construction site. GMSC helps secure and protect your project.

Retail
Retail

Theft and robbery are an ongoing problem in retail. GMSC designs customized security programs to address the needs of its retail clients.

Mission

To take the burden off you by being your single source provider for all elements of security.

Experience

GMSC believes in hiring from diverse segments of the security industry, from law enforcement to military to systems integrators. Bringing together these varied backgrounds allows us to look at the security picture holistically rather than from a narrow framework.

Fully Integrated

From guard services to electronic security, monitoring and security consulting, we are truly an integrated security provider. You’ll never hear the blame game from GMSC because we all work for the same company. Let us handle all your security needs.

  • Q
    Question current policies and procedures, and improve them
  • U
    Urgency in response to all requests
  • A
    Appreciation for diversity
  • L
    Long lasting relationships with customers and employees
  • I
    Innovative to generate value and drive growth
  • T
    Training and talent retention
  • Y
    Yielding company success

Giving Back

At GMSC, we believe giving back to our community is not only a responsibility but a reward.

Corporate Philanthropy

Contributions of Time, Material and Expense

Employee Giving
and Volunteerism

Mike Doherty is President of BMS and its subsidiary companies, Metal Brite, GMSC and Hastings Architectural Restoration. He has over 35 years of experience in the building service industry and earned a Bachelor of Science in Education from The City College of New York.

Since 1998, he has run all operations for BMS and is currently responsible for janitorial, security, architectural surface maintenance and window cleaning services managing more than 2,800 employees.

Mike sits on the board of the Lantern Organization, which provides housing, training and counseling for formerly homeless New Yorkers.

Anthony Favale is Vice President of GMSC in the New York and Chicago regions. He began with the company in 2015 and is in charge of all security and life safety operations. Prior to joining GMSC Anthony spent 31 years with the NYPD, where he worked his way through the ranks, finally retiring as Deputy Inspector.

Anthony’s vast investigative and security protection expertise make him ideally positioned for his role, in which he is focused on expanding the GMSC service offering and infrastructure. In addition to his NYPD experience, Anthony is a licensed NYC Private Investigator, is trained in Dignitary and Executive Protection and is certified in National Incident Management.

Anthony is a member of the New York City Anti-Human Trafficking Coalition, and ASIS. Anthony received a BS in Human Resource Management from St. Joseph’s College and attended Columbia University Graduate School of Business, Police Management Institute 25th session.

Jeffrey Caldwell is Director of Security for GMSC’s Chicago region. He is responsible for business development and managing security operations at the Merchandise Mart, the largest building in Chicago, comprising over 4.2 million square feet.

Jeffrey joined GMSC in 2017, prior to which he had a two decade criminal justice career. He held a variety of posts on Chicago region police forces, including Mobile Field Member, Detective, Homicide Investigator, Vice Investigator, S.W.A.T team member, and Gang and Narcotic Investigator. For seven years, he was a K9 Handler specializing in protection, narcotics and cadaver. Jeffrey attended Wright College, specializing in Criminal Justice, and attended Police Training Institute at University of Illinois.

During his time on the police force, Jeffrey received extensive tactical training and certifications, including first response decision making, defensive tactics for patrol, technical rescue awareness, anti-terrorism, and hazardous materials first responders operations. He was also the recipient of multiple awards, including a Medal of Merit and several Department Commendations. Jeffrey has also served as a Firefighter, Emergency Medical Technician and Arson Investigator.

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