Prosecuting Attorney

Prosecuting Attorney

Carol A. Siemon
Ingham County Prosecutor

The Prosecutor's Office main phone line is (517) 483-6108. Our Facebook page is in a window at the bottom of this page. Additional contact info (phones and email) can be found on our "assignments" page.

Defense discovery requests - Info is available in the "Discovery" page, accessible by our menu to the left. Please do not send discovery requests directly to the County Prosecutor or other personnel.

The Prosecuting Attorney’s Office reviews all requests for complaints and warrants involving violations of state law, Michigan State University and/or County ordinances.

The Prosecuting Attorney is responsible for a wide array of legal functions for Ingham County some of which include:

  • Elected department head, chosen by voters at the time of each presidential election.
  • Reviews, authorizes and prosecutes violations of felony and misdemeanor criminal laws of the State of Michigan committed within Ingham County
  • Reviews petitions involving juvenile persons under 17 who engage in state law violations
  • Reviews all drug and property forfeiture matters
  • Advises the Family Independence Agency on child abuse and neglect matters
  • Attends contested mental health commitment hearings
  • Files and prosecutes actions to establish paternity
  • Files actions to establish family support matters

Front desk and phone reception hours of operation: Monday – Friday, 8:30 am to 12 and 1 to 4:30 pm. Our office will have a staff person available at the front reception desk, and also addressing incoming phone calls, during these times.

The office is closed from 12:00 noon to 1:00 PM and on weekends and County Holidays. The office's main phone number is (517) 483-6108. The Family Support Unit can be reached at (517) 483-6540.

Our office is located at the Grady Porter Building/Veterans Memorial Courthouse Complex, 303 W Kalamazoo, Floor 4R, Lansing MI 48933.

Carol A. Siemon
Ingham County Prosecuting Attorney
303 W. Kalamazoo St., 4R
Lansing, MI 48933
(517) 483-6272 (office)
(517) 483-6397 (fax)

Ingham County Prosecutor’s Office Values

We serve the people of Ingham County by working to prevent crime and disrupt cycles of trauma, violence, and poverty. We believe that all members of our community, including those who are marginalized, deserve to be safe. We recognize the inherent worth and dignity of all people. We value the perspectives of others, even those with whom we disagree. We are professional and courteous in our private and public statements.  We listen to and partner with members of our community. We are dedicated to building a resilient and equitable community, where all members have an equal opportunity to thrive.

We are advocates for justice. We tell the truth. We recognize that we have great power and great responsibility. We are respectful, patient, and empathetic to all members of our community, including survivors of crime, defendants, and their families. We listen to and empower survivors. We recognize that no one is defined by a crime that they committed or suffered.We strive for professional excellence and embrace new ideas, best practices, legal advancements, and technology to serve and improve our community. We seek a fair, proportionate, and restorative outcome for all individuals involved in the justice system.

We are steadfast guardians of the rights of every participant in the justice system. We evaluate each case on its merits to promote justice being administered fairly and without bias or favoritism. We exercise independent judgment in the pursuit of justice. We hold ourselves to the highest standard of integrity in our personal and professional conduct. We are open and forthright with each other and our community.

Carol A. Siemon
Ingham County Prosecutor



Ingham County Prosecutor’s Facebook page

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