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Mark Sullivan Joins growth[period]’s Strategic Client Advisors

September 2021- growth[period] is pleased to announce that Mark Sullivan, a distinguished private sector security and investigative professional with nearly 35 years of experience as a Federal Agent, has joined our board of Strategic Client Advisors.

Prior to founding Mark Sullivan Consulting, LLC, Mr.  Sullivan was the Director of the United States Secret Service (USSS) beginning as an entry level field agent and ultimately serving in a variety of leadership roles in the organization for nearly 30 years.  Mr. Sullivan led high impact initiatives in criminal investigations and protective operations, strategic planning, threat assessment and risk management, human capital management, training, technology deployment, IT modernization and budget development and execution. As Director, he managed 7,000 Special Agents, Uniformed Division Officers, and Administrative, Professional and Technical staff members and oversaw an annual budget of nearly $1.7 billion. During his tenure at the USSS, he was the responsible for the protection of the President, Vice President, former Presidents and their families, other Government leaders and visiting Heads of State.   Additionally, he was responsible for the security of three Presidential Campaigns,  numerous National Special Security Events, and 10 United Nation General Assemblies. He also oversaw the Secret Service Investigative Mission in the areas of cyber, financial crimes, and fraud.

Mr. Sullivan has worked with clients on a variety of domestic and international security issues including cyber, financial and theft of intellectual property, background and misconduct investigations, business due diligence, major event planning, security vulnerability assessments for sports venues, buildings, facilities and critical infrastructure, workplace and school violence prevention, threat and risk management consultation, security training and executive protection. Mr. Sullivan also chaired a panel of security experts, convened by the US Department of State, which was charged with identifying best security practices when operating in high threat areas.

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