We protect thousands of people and billions of dollars in assets every single day.


Brosnan Risk Consultants is a full-service investigative, protective and intelligence firm to a global network of clients. We are headquartered in New York City with branch offices in Rockland County NY, Philadelphia, Boston and Florida.

What we do

Security: Brosnan protects the players on the Cleveland Cavaliers and the workers at Party City stores; the diamonds at Harry Winston’s and the dresses at Saks Fifth Avenue. Investigations: Brosnan conducts a wide range of investigations for Fortune 500 companies, law firms, and high net worth individuals. Background Checks: Brosnan conducts tens of thousands of pre-employment and tenant checks annually. Our clients range from national retail outlets to property management firms nationwide

Corporate Social Responsibility

Brosnan is committed to philanthropy and public works. CEO Patrick Brosnan, started the Archangel Blue Foundation to provide financial and emotional support for the families and members of the NYPD shot in the line of duty.

278 Years Of Law Enforcement Experience

Founded In 1996

151 Locations Secured



Professional. Polite. Secure

What they say

  • Brosnan Risk Consultants is the go to security firm for TD Bank. Their security officers are professional, polished and highly trained. Brosnan Risk is a pleasure to work with.Greg Braca - TD Bank, Head Of Corporate & Specialty Banking
  • Whenever our firm needs top caliber financial due diligence investigations we turn to Brosnan Risk Consultants. They are a unique firm in that they have married the disparate skills of highly trained forensic accountants, financial services investigators and NYPD detectives. This unlikely, but highly effective team, has worked wonders in providing actionable and accurate intelligence during our due diligence for our portfolio companies.Richard Dresdale - Fenway Partners, Co-founder & Managing Director
  • We have no doubts about the capabilities of Brosnan’s security teams. We have used many security companies in the past and have never seen a management team with such dedication to its customers.Barry Zimmerman - Property Manager, Feil Organization
  • The idea is simple; knowledge is power. Brosnan Risk Consultants LTD provides innovative solutions to meet out investigative and consulting needs, while maintaining the professionalism and confidentiality we deserve. While some firms remain chained to outdated approaches, Brosnan’s professional’s identify scrutinize, and challenge against a broader range of possibilities to get the job done.Edward Piccinich - Executive Vice President, SL Green Realty Corp
  • Brosnan provides exceptional customer service while providing a thorough and cost-effective solution to our employee screening needs.Debra Hudnell - VP Human Resources, Silverstein Properties
  • Brosnan Risk Consultants, LTD was an integral part of the DEP’s ongoing efforts to secure New York’s waterways. Their comprehensive threat assessments and unique approach allowed our team to make educated and informed operational decisions.Frank Munari - Chief of Security, New York City Dept. of Environmental Protection
  • Brosnan Risk Consultants was crucial in the assessment and restructuring of the security procedures on the intercity bus lines for Adirondack-TrailwaysMark Boundgard - VP Finance, Adirondack-Trailways
  • Brosnan Risk Consultants, LTD has provided key reports and analysis to assist Duff & Phelps with our corporate intelligence gathering. Their services have always proven thorough and timely with attention to every detail.Scott Oblow - Managing Director Human Capital, Duff & Phelps

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