The Roscommon County Administrator/Controller's Office was established in 2005 under MCL 46.13b. Appointed and directed by the Board of Commissioners through direct meeting action or the Chairperson, the Administrator/Controller is a highly responsible position that serves as the County's Chief Administrative Officer and Chief Accounting Officer. This position is responsible for coordinating and directing all phases of County government functions and activities under legislative authority of the County Board of Commissioners. Primary responsibilities of the Administrator/Controller are outlined in Michigan Public Act 156 of 1851 and include chief duties in the areas of Human Resources Management, Accounting, Budgeting, Operations, Strategic Planning and Central Administration.

County Administrative staff coordinates the activities of various professionals assisting the county including elected and appointed department heads, auditors, labor attorney, corporate counsel, insurance companies, health insurance and retirement advisors and technology professionals. They also process Freedom of Information Act requests, and research/recommendations to the Board regarding numerous issues affecting county government, including monitoring State legislative activities impacting the county and reviewing potential consequences of proposed changes with the Board.