GMCS on Facebook

4 weeks ago

GMCS is on-site at the NACA National Conference in Boston connecting with campus event professionals and student organizers from across the country.

GMCS is the only security provider NACA member, meaning we are uniquely qualified to handle any and all campus event security needs. GMCS works with over two dozen colleges and universities staffing events of all sizes.

Stop by and see us at booth 609 to see how GMCS can help you maximize your campus event safety!

#NACA18 #NationalAssociationofCampusActivites ... See MoreSee Less

2 months ago

Did you know that GMCS provides daily ski mountain parking services, access road traffic control, and ski lodge security to a number of ski mountains across the Northeast?

Beyond these daily operations we are also involved with providing event security to après-ski activities, on mountain musical performances, and race day special operations.

GMCS has more experience with the nuances of ski mountain and resort operations than any other security company in the industry.
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3 months ago

Happy New Year from all of us at GMCS; and a big shout out to all of the GMCS staff working events across the Northeast tonight! ... See MoreSee Less

3 months ago

All of us at GMCS would like to wish you a safe and happy holiday season! ... See MoreSee Less

3 months ago

Even a (CPR) dummy can see; GMCS guards have the most training out there.

This fresh batch of CPR and First Aid certifications is from just one day of staff training with GMCS's wholly owned training school Nessta.

From CPR, to Concert Barricade Procedure, to Aggression Management; GMCS guards have the skills and training to exceed our clients needs.
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Security & Crowd Management SpecialistsTM!

For nearly two decades we have specialized in providing unarmed, physical security solutions to high-profile special events, venues, and educational institutions. GMCS has a successful reputation for helping clients create an exceptional experience for their guests, and for providing added value to event management. We believe that our training and our ongoing coaching and supervision are the most important ingredients to why GMCS provides the best service in the industry. GMCS provides safety and security solutions for more than a thousand events annually and is setting the standard for quality security professionals.

Upcoming Events

GMCS Subsidiaries:


The Northeast Safety & Security Training Academy (NESSTA) is the leading resource for safety and security training. Founded in 2012, NESSTA’s goal is to help individuals and corporations find quality safety and security training solutions.

Green Mountain Flagging

Since 2004, Green Mountain Flagging, LLC (GMF) has been providing total traffic control management solutions. Our services include, but are not limited to: trained and certified flagging crews; equipment rentals; traffic control plan writing; work zone safety consulting; and training.

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