About Our Law Enforcement
THE SHERIFF
Tyler Appel
Roberts County Sheriff
Sheriff Appel grew up in Browns Valley, Minnesota and graduated from Sisseton High School in 2004. Sheriff Appel graduated from North Dakota State University with a degree in Exercise Science. After completing his college degree, Sheriff Appel moved to Fridley, MN where he married his incredible wife Brittany and had their first child. In 2015, Sheriff Appel returned to Sisseton after being hired by the Sisseton City Police Department where he served from May of 2015 until he was elected Sheriff of Roberts County in 2020. Prior to his role as Sheriff, Appel held the roles of Patrol Officer, Field Training Officer, and School Resource Officer for the Sisseton School District while with the Sisseton Police Department. Sheriff Appel can be found in various roles in our community including coaching high school and youth football, as well as youth wrestling. Sheriff Appel currently resides in Sisseton, SD with his wife Brittany and two sons.
OUR DEPUTIES
Trevor Mishler
Sergeant
Sgt. Mishler grew up in Montrose, Minnesota and graduated from Alexandria Technical & Community College in 2018 with a degree in Law Enforcement. Sgt. Mishler began his career in the area with the Sisseton Police Department in 2018 where he worked for over three and a half years where he held the roles of Patrol Officer, Field Training Officer and Corporal. When not working, Sgt. Mishler enjoys spending time with his children and wife. He also enjoys spending his time on the water fishing and is an avid bass fisherman and fishing guide. Sgt. Mishler coaches youth football in Sisseton and enjoys spending time with his family and friends. Sgt. Mishler is a proud member of the Sisseton and Roberts County community.
Zachary Angerhofer
Deputy Sheriff, Police Service Dog Handler
Deputy Angerhofer grew up in Milbank, South Dakota and graduated from Lake Area Tech in 2019 with AAS degree in applied science in Law Enforcement. Deputy Angerhofer has been employed with the Roberts County Sheriff's Office since 2018, and began his career working as a Correctional Officer. Deputy Angerhofer enlisted in the South Dakota Army National Guard in October of 2015 and is currently still serving. When not working Deputy Angerhofer enjoys spending time with his family, and friends. Deputy Angerhofer is also passionate about hunting and fishing when he can find time between work and family life.
Dylan Veen
Deputy Sheriff
Deputy Veen is from the Big Stone Lake area and started his career with Roberts County as a Correctional Officer. Deputy Veen attended Lake Area Technical College where he obtained a degree in Law Enforcement. Deputy Veen moved from being a Correctional Officer to a Deputy Sheriff in 2019. Deputy Veen is an enlisted member of the South Dakota National Guard and has been deployed to foreign countries. During Deputy Veen’s spare time he enjoys hunting, fishing, working out, and spending time with his friends and family.
PSD Beau
Police Service Dog (PSD)
PSD Beau works alongside his handler, Deputy Zachary Angerhofer. PSD Beau was obtained thanks to donations made by citizens in 2022 towards a raffle which was to purchase him. Without the supporters of our department, the purchase of PSD Beau would have never been possible.
Jeffrey Schmidt
Deputy Sheriff
Deputy Schmidt is from the Twin Cities area and has been with the department since February of 2022. Deputy Schmidt graduated Alexandria Technical & Community College in 2020 with a degree in Law Enforcement. Deputy Schmidt coaches football in Rosholt and in his spare time he enjoys hockey, weight lifting, golf, and spending time with his family and friends. Deputy Schmidt is a certified TASER, GRACIE, Firearms and DARE instructor.
Dylan Hillestad
Part-Time Deputy Sheriff
Deputy Hillestad joined the Robert's County Sheriff's Office in December, 2023. Deputy Hillestad is from Sioux Falls, SD and holds a Bachelor's of Science degree from Bellevue University, NE. Deputy Hillestad began his law enforcement career in 2014 and has held Instructor roles in Defensive Tactics, DWI, and Response to Active Shooter/Threat(s). Outside of work, Deputy Hillestad can be found enjoying shooting sports at the range or travelling to explore new places.
Devan Appel
Deputy Sheriff
Deputy Appel grew up in Browns Valley, Minnesota. He attended and graduated from Sisseton High School. He attended Lake Area Technical College where he graduated with an associate's degree in applied science focused in law enforcement. Deputy Appel assists coaching with youth football and likes to engage with local sports. He enjoys spending his days off watching sports and being outdoors.
Caden Bjordahl
Deputy Sheriff
Deputy Bjordahl grew up in Milbank, South Dakota and graduated from the South Dakota Law Enforcment training academy in 2022. Deputy Bjordahl previously worked for the Marshall and Grant County Sheriff's Offices as a Deputy. Deputy Bjordahl is an enlisted member of the South Dakota National Guard. When not working, Deputy Bjordahl enjoys reading books, hunting, fishing, and spending time with friends and family.