Investigative and Forensic Services Division
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CAPTAIN
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Captain Sam Marzban serves as the Commander of the Investigative and Forensic Services Division. In his capacity, he oversees the Auto Theft Unit, Cold Case Unit, Computer Crimes Unit, Chaplains Corps, Fire Investigations Unit, Forensic Science Laboratory, Friend of the Court Enforcement Unit, Fugitive Apprehension Team (FAT), Narcotics Enforcement Team (NET), Special Investigations Unit (SIU), and Warrants Unit.
Captain Marzban began his law enforcement career in 2004 as a Deputy with the Oakland County Sheriff’s Office. His career progressed with promotions to Sergeant in 2011, Lieutenant in 2021, and Captain in 2025.
Captain Marzban has worked in Corrections, Road Patrol, and Investigations. He was also a member of the Sheriff’s Special Weapons and Tactics (SWAT) Team. He previously supervised the 416 Traffic Unit and Alcohol Enforcement (AE) Unit and was among the agencies’ first Drug Recognition Experts (DREs).
Previously, Captain Marzban was assigned to the Special Investigations Unit (SIU) where he investigated complex crimes, homicides, officer involved shootings, in-custody deaths, internal affairs and supervised the Sheriff’s Office Cold Case Unit. He conducted numerous investigations which have led to successful prosecutions of serious and high-profile crimes. He is a certified Force Science Analyst, and completed the Advanced Force Science Specialist Course, which is an intensive study of human performance in high-stress, rapidly unfolding force encounters.
Captain Marzban was also the Commander of the City of Pontiac Detective Bureau, where he managed nearly 5,000 criminal investigations annually. He was instrumental in implementing a data-driven approach to reduce gun violence utilizing Crime Gun Intelligence, to effectively break retaliatory cycles of violence, and significantly lower violent crime rates. Under his command, the Detective Bureau achieved a 92% clearance rate in homicide investigations in 2024, well above the national average.
Captain Marzban has received numerous awards and recognitions, including multiple Professional Excellence Citations, Citations for Meritorious Service, Distinguished Unit Citations, Sheriff’s Special Commendation, and Military Service Bar. In 2017, he was recognized by Oakland County Executive L. Brooks Patterson as one of Oakland County’s “Elite 40 Under 40.”
Captain Marzban earned his bachelor’s degree from the University of Michigan-Dearborn and graduated cum laude with a Juris Doctorate from Wayne State University Law School. He is a licensed attorney, admitted to practice in the State of Michigan. He is also a graduate of the Northwestern University School of Police Staff & Command.
The Investigative and Forensic Services Division is comprised of multiple units highly trained in specific areas of law enforcement.
This division consists of a full-service crime lab, multi-agency Auto Theft Unit, Fugitive Apprehension Team, Computer Crimes Unit, Fire Investigation Unit, Narcotics Enforcement Team, Warrants Unit, Special Investigations Unit, and the multi-agency Crime Suppression Task Force.
The units are also cross-trained, which enables them to play a support role for each other as well as other law enforcement agencies throughout the County, State and Nation. A complete list of individual units is below.
INVESTIGATIVE AND FORENSIC SERVICES UNITS
The Oakland County Sheriff's Auto Theft Unit is a multi-jurisdictional task force with the Sheriff's Office acting as the project director, and specializes in investigating all auto theft-related crimes. Since the Unit began its work in 1986, the auto theft rate has dropped 79%. Between 2009 and 2010, Oakland County's auto theft rate dropped 18%, which has resulted in an estimated average of $51 annual savings on personal auto insurance rates.
Subsequently, this unit was recognized by the Auto Theft Prevention Authority (ATPA) as one of the best in the State of Michigan. Partial funding for this unit is also provided by the ATPA. The Auto Theft Unit responds to any law enforcement agency in need of expert assistance in automobile theft.
In 2019, the Auto Theft Unit recovered 499 stolen vehicles with a value of $7,994,062.
The Cold Case Unit is comprised of retired, dedicated veteran detectives and prosecutors who are willing to volunteer their experience and time in order to solve criminal cases that have gone cold. The main objective of this group is to review and investigate homicides and other major cases that were violent in nature and, through modern technology, establish leads that may help solve and close the cases. Interested persons may contact the Sheriff's Investigative and Forensic Services Division (IFS) Cold Case Unit at 248-858-7155 or email coldcaseunit@oakgov.com for further information.
Note: For tips or information related to the Oakland County Child Killer case (1976-1977), please call 1-888-TURN-1-IN.
The Computer Crimes Unit has a flood of cases that demand attention because computer crimes are one of the fastest growing crimes in the nation.
During 2019, the Computer Crimes Unit conducted 296 computer forensic examinations. It takes approximately 2-3 weeks to complete one exam because the hard drives in computers have dramatically increased in size in recent years. The Computer Crimes Unit also conducts internet child safety presentations to community groups around the county.
Since its inception, the Computer Crimes Unit has an exemplary conviction rate. The Unit is recognized for their expertise by police departments, as well as state and federal agencies.
See also: Oakland County Sheriff's Office Child Internet Safety Program
Unit Commander: Sgt. Jon Elges
The Oakland County Sheriff’s Office Chaplain Corps serves as a resource to OCSO Deputies and civilian staff and their families, and to the victims of crime and their families in the Oakland County community. They are an active group of experienced chaplains who are on-call 24/7, able to respond immediately to emergency or non-emergency situations that require some form of counseling or spiritual or emotional guidance. They provide pastoral counseling services and interact with the Sheriff’s Office and the community in a constructive and compassionate manner in times of tragedy or conflict.
The Fire Investigations Unit is recognized as one of the best fire investigation units in the country. In 2019, the Sheriff's Fire Investigations Unit conducted 138 fire investigations, of which 37 were determined to be arson.
This is the seventh full year an accelerant detection dog has worked with the Unit and the dog has had extensive training, indicating the exact location of a fire's origin. Also, the dog is able to identify and track residue on fire starting materials and on suspects.
Visit Oakland County's Forensic Science Laboratory.
The Friend of the Court (FOC) Enforcement Unit enforces 6000+ arrest warrants issued annually. They travel throughout the state to transport individuals arrested by other law enforcement agencies on Oakland County Friend of the Court warrants. The FOC Unit consists of a Sergeant, six Investigators and 3 part-time Oakland County Sheriff’s Office Law Enforcement Information Network (LEIN) Clerks.
The primary function of this unit is to apprehend serious and career offenders who are wanted for arraignment on a warrant for trial. Experience and specialized skill are crucial requirements for FAT investigators, due to the violent individuals that are targeted and confronted regularly. FAT investigators are federally deputized as marshals and work closely with the US Marshals Service.
This Unit is also responsible for the 24-hour tip line. Anyone who has a tip, which could lead to the arrest of someone wanted by the law, is encouraged to call the Tip Line at 1-888-TURN-1-IN (1-888-887-6146). Click HERE to view a list of the current most wanted fugitives.
In 2025, the Fugitive Team picked up 353 fugitives on outstanding warrants. The team is responsible for completing all extraditions; in 2025, a total of 61 extraditions were processed. Because of their professionalism and success, the Fugitive Apprehension Team continues to be called upon by other agencies for assistance with fugitive apprehension, investigations and surveillance.
If you have information regarding incidents of Human Trafficking, please reach out to the Human Trafficking Unit via phone or email.
Human Trafficking Prevention TIP Line: 248-858-0411
Email address: HumanTraffickingPreventionTIPS@oakgov.com
Unit Commander: D/Sgt. Mike Miles
Telephone: 248.4102153
Email: milesm@oakgov.com
Email: ocso@oakgov.com
The Oakland County Narcotics Enforcement Team is a multi-jurisdictional task force which is designed to integrate federal and local law enforcement agencies for the purpose of identifying, investigating, and prosecuting violators of state and federal narcotics laws.
NET has observed a significant rise in methamphetamine investigations, as well as the amount of synthetic drugs being purchased online and shipped into our community. Oakland County is closely watching the increasing national usage trends in heroin, cocaine, marijuana and synthetic drug (GHB, GBL, MDMA, Molly), to assist with investigations of use and trafficking.
The Special Investigations Unit (SIU) is the Major Crimes and Professional Standards Unit of the Oakland County Sheriff’s Office. SIU is comprised of six detective sergeants with significant experience and expertise in the investigation, supervision, administration and prosecution of complex criminal cases at both the state and federal levels.
SIU provides investigative support to all divisions of the Sheriff’s Office as well as to a wide variety of other law enforcement agencies, including local, state and federal agencies as well as the Oakland County Prosecutor’s Office. SIU provides investigative assistance on major crimes, including homicides, sexual assaults, robbery, serial crimes of violence and financial crimes.
The Special Investigations Unit is a highly trained, multi-functional, county-wide investigative unit that:
- Provides inter-county agency assists
- Investigates county complex crimes and complaints
- Responds to outside agency requests for assistance
- Conducts departmental internal investigations
- Responds to all major crime investigations including rapes, homicides and armed robberies
The unit is also responsible for investigating jail disturbances, escapes and criminal complaints arising in Corrections. The Special Investigations Unit provides investigative support to all divisions of the OCSO, the Oakland County Prosecutor's Office, as well as to all 42 Oakland County police departments and county, state and federal law enforcement agencies.
The Warrants Unit is responsible for researching, entering, and confirming warrants from 15 district courts in Oakland County and the 6th Circuit Court. They also make arrests throughout the State of Michigan and facilitate extraditions for out-of-state agencies. The Warrants Unit also partners with the FBI’s Joint Terrorism Task Force. in 2019, the Warrants Unit made 509 arrests.
- Investigative and Forensic Services Division - Captain Sam Marzban
- Evidence Room: 248-858-5062
- Tipline: 1-888-TURN-1-IN or 1-800-773-2587
(Fugitive Apprehension Team/Detective Bureau)
