Oakland County, Michigan/County Executive/Gerald D. Poisson, Chief Deputy County Executive

Gerald D. Poisson, Chief Deputy County Executive

Gerald D. PoissonOakland County Executive L. Brooks Patterson appointed Gerald Poisson as Deputy County Executive for Oakland County in 2005. He is responsible for Departments of Human Resources, Health and Human Services, Risk Management, Central Services, Corporation Counsel, Special Projects, Senior Citizen Coordinator, South Oakland Liaison, Regional Issues, Infrastructure, Transit, Cobo Hall and Budget Task Force. He is also the County Executive liaison to Oakland County Board of Commissioners.

From 1999 through 2004, Mr. Poisson was the Assistant Deputy County Executive for Oakland County, and served as legal counsel for County on matters involving environmental infrastructure, water quality and public transit. He defended, coordinated and monitored litigation brought against the County and its officials involving infrastructure, water quality and public transit issues and represented the County at meetings and public forums. 

Prior to that, Mr. Poisson served as the Director of Oakland County's Department of Corporation Counsel, responsible for the supervision, direction and control of the Department of Corporation Counsel.  As Civil Counsel for Oakland County government, the Department counsels and represents the County of Oakland, its elected officials, boards, departments and commissions, in all civil matters.

Mr. Poisson was also Chief Assistant Prosecuting Attorney for the Oakland County Prosecutor's Office, responsible for management and daily operation of the Office of Prosecuting Attorney, having a staff of 150, including 83 attorneys, and an $11 million dollar annual operating budget. The Prosecutor's Office issued over 20,000 criminal warrant authorizations annually, conducted criminal proceedings in Oakland County's 14 circuit, 33 district, and 4 probate judges and handled criminal appeals before state and federal appellate courts.

He also served there as Assistant Prosecuting Attorney, Senior Trial Attorney, assigned to complex and highly sensitive investigations; Supervisory Attorney, Victim-Witness Assistance Unit, Office Training Coordinator, Instructor - Oakland Police Academy, Chairman, Oakland County Concealed Weapons Licensing Board.

As Senior Law Intern, Prosecuting Attorneys Coordinating Council, at the Michigan Department of Attorney General, Mr. Poisson was responsible for coordination of intern staff, editing and preparation of Michigan Trial Manual, Michigan Warrants Manual, legal research, and legislative analysis.

Mr. Poisson also served as a Special Agent, Criminal Investigator, United States Treasury Department, Bureau of Alcohol, Tobacco & Firearms, investigating criminal violations of the Gun Control Act of 1968 and Explosives Control Act of 1970.


1977-1981: J.D.-Summa Cum Laude, September 1981; Thomas M. Cooley Law School, Lansing, Michigan; Cooley Law Review, Delta Theta Phi Law Fraternity. Honors: Corpus Juris Secundum Award For Significant Legal Scholarship", West Publishing Hornbook Award For Outstanding Scholastic Achievement", American Jurisprudence Book Awards: Torts, Civil Procedure, Secured Transactions, Corporations, Evidence, Equity/Remedies.

1973-1975: B.S.- With High Honor, June 1975; Michigan State University, East Lansing, Michigan; Major: Criminal Justice - Administration.

Professional Associations:

Admitted to the practice of law before all State of Michigan Courts, the United States District Court for the Eastern District of Michigan, the United States Court of Appeals, Sixth Circuit, and the Supreme Court of the United States.
State Bar of Michigan (P33717)

Oakland County Bar Association

2003 2006: Co-Chairperson, Board of Directors, Detroit Area Regional Transportation Authority (DARTA)

1999 - Present: Board of Directors, Suburban Mobility Authority for Regional Transportation (SMART)

June 2002: Harvard University, John F. Kennedy School of Government, Program for Senior Executives in State and Local Government

Contact information:

Executive Office Building - 41 West
2100 Pontiac Lake Road
Waterford, MI USA, 48328-0409

Phone: 248-858-2090