GMCS on Facebook

4 days ago

GMCS is proud to be the chosen security partner of such a legendary venue as Bethel Woods Center for the Arts. Located on the site of the 1969 Woodstock Music and Arts Festival, this historic venue has hosted hundreds of top tier music acts on their scenic grounds in the Catskills.

Take a look at their great summer concert lineup and be sure to say hello if you see us on-site. ( ... See MoreSee Less

4 weeks ago

On this Memorial Day, we at GMCS would like to take a moment to honor the sacrifices, courage, and commitment of the men and women who have served this country. ... See MoreSee Less

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

June 29, 2017

Frendly Gathering Music Festival Security @ Mt Ellen, VT

Frendly Gathering Music Festival Security @ Mt Ellen, VT
July 27, 2017

Newport Folk Festival Security @ Newport, RI

Newport Folk Festival Security @ Newport, RI
August 4, 2017

Newport Jazz Festival Security @ Newport, RI

Newport Jazz Festival Security @ Newport, RI

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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