Recognized for Service Excellence by the Building Owners and Managers Association (BOMA), we provide contract security, intelligence, and technology solutions that help organizations and property owners improve security, manage risk and deliver value.
John A. Hennessey
Mr. Hennessey has over 30 years of leadership experience in security operations, law enforcement and property management. Prior to becoming President of Northeast Security, Mr. Hennessey held senior security operations leadership positions in the commercial real estate and hospitality industries, and property management leadership positions supporting the physical and tactical design and operations of some of the region’s signature properties. A graduate of Northeastern University with a B.S. in Criminal Justice, Mr. Hennessey is a member of the American Society for Industrial Security, Massachusetts Chiefs of Police Association and the Building Owners and Managers Association.
John D. Hennessey
Mr. Hennessey began his career with Northeast Security in 2011 as an Account Manager. John has also served as a Client Manager and Vice President. In 2019, Mr. Hennessey became a Principal where he oversees all day-to-day operations within Northeast Security. Mr. Hennessey is a member of the Building Owners and Managers Association and a graduate of Saint Anselm College with a B.S. in Criminal Justice, a Masters of Business Administration from Bentley University, and a graduate of New England Law Boston.
Mr. Hartigan has over 13 years of security experience with Northeast Security, becoming Principal in 2019. Mr. Hartigan has served many roles within Northeast Security, from Security Supervisor, Site Manager, Account Manager, and Client Manager. Mr. Hartigan was then promoted to Assistant Vice President of Quality Assurance and Vice President. In his current role as Principal, Mr. Hartigan oversees all day-to-day operations within Northeast Security. He is a graduate of Saint Anselm College with a B.S. in Criminal Justice and a member of the Building Owners and Managers Association.
Vice President, Operations
Mr. Gambino has over 20 years of security experience with Northeast Security in various roles. Mr. Gambino was hired in April of 1999 as an Account Manager while serving in the Massachusetts Army National Guard. Mr. Gambino was deployed in October 2001 in support of the response to the September 11th attacks. In his 23 year career with Northeast Security, Mr. Gambino has worked as an Account Manager, Portfolio Manager, Client Manager, Senior Client Manager and in 2022 Mike was promoted to Vice President of Operations. Mr. Gambino is a member of the Building Owners and Managers Association.
Vice President, Quality Assurance
Mr. Hennessey was hired by Northeast Security in 2017 after serving in the US Army as a Green Beret assigned to the 20th Special Forces Group. Prior to enlisting with the US Army, Mr. Hennessey graduated from Salem State University with a Bachelor’s degree in Business Management. Mr. Hennessey is currently serving his 9th year in the Massachusetts National Guard, and is attending Suffolk University Law School. Since 2017, Mr. Hennessey has served as a Client Manager, a role in which he established strong client and colleague relationships throughout his portfolio, and effectively expanded his portfolio by educating his clients on NES policies, procedures, and standards. Mr. Hennessey was promoted to Vice President of Quality Assurance in 2022 and is a member of the Building Owners and Managers Association.
Steven A. Barner
Chief Financial Officer
Mr. Barner has over 30 years of progressively challenging financial, administrative and operational experience in various industries. He is a Certified Public Accountant, a Certified Management Accountant, and a Chartered Global Management Accountant. He is a member of the American Institute of Certified Public Accountants, Massachusetts Society of Certified Public Accountants and Institute of Certified Management Accountants. Mr. Barner is a graduate of Bentley University where he earned a B.S. in Accountancy.
Executive VP of Asset Management
Ms. Quinlan has over 30 years of security industry experience with Northeast Security ranging from Director of Security at Class A High Rise properties, to Account Manager for US Department of Defense clients, to her current role where she is responsible for ensuring the highest levels Quality and Customer Care. A graduate of Westfield State College with a B.S. in Criminal Justice, Ms. Quinlan is a member of the American Society for Industrial Security and the Society for Human Resources Management.
Jeffrey P. Horblit
Chief Operating Officer and General Counsel
Mr. Horblit is an experienced attorney, prosecutor, and investigator, and brings to Northeast Security a unique combination of education, training, and experience. Prior to joining the Northeast Security, Mr. Horblit founded and managed a successful law firm, served as an Assistant District Attorney in New York City, and was a Special Agent with the Federal Bureau of Investigation (FBI). Most recently, Mr. Horblit served as CEO of Northeast Intelligence Group, Inc., a corporate investigations and risk consulting firm based in Boston, Massachusetts. Mr. Horblit is a graduate of the Fordham University School of Law and is licensed to practice law in Massachusetts, New Jersey, and New York.
Vice President, Marketing
Mr. Hennessey has over 30 years’ experience in Security Management and Business Development. He is a graduate of Boston University with a B.A. in Marketing and Communications. He is a member of the American Society for Industrial Security, Massachusetts Chiefs of Police Association, and the International Association of Campus Law Enforcement Administrators.
Director of Human Resources
Mr. Marchi has over 30 years of Human Resource and Operational Management experience in Financial Services, Health and Benefits Management, and Consumer Goods. Prior to joining Northeast Security, Mr. Marchi was the Senior Operations Manager for Mercer Health and Benefits and held the positions of National Staffing Manager and Employee Development Manager during his 10 years with Nestle Waters North America. Mr. Marchi holds a Masters Degree, Education from the University of Massachusetts, Boston, a Bachelors of Science, Management from Curry College, and a Professional Certificate in Human Resource Management from Stonehill College.