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Boaz, Mrs. Niccolle

Main Office Secretary

Mrs. Niccolle Boaz  grew up in central and northern Wisconsin. She believes that this was a major influence for her love of fishing, camping or doing anything outdoors. She also loves gardening and working in her . . . read more

Buchanan, Mr. Barry

Building, Grounds, & Transportation

Mr. Barry Buchanan joined Seneca High School in 2012 as our Building, Grounds, and Transportation Coordinator.  He resides in Seneca with his with Donna.  Barry has a daughter and 2 grandchildren.  When time allows he loves . . . read more

Cole, Mr. Jeff

Security Monitor

Mr. Jeff Cole is currently one of Seneca High School's Security Monitors. He is a graduate of Reed-Custer High School and received his Associate's Degree in General Studies from Joliet Junior College with a dual emphasis in . . . read more

Jackson, Mr. Chris

Head Athletic Trainer

Mr. Chris Jackson is employed by ATI Physical Therapy.   Contact Info:    (Office Phone)  815-357-5094 . . . read more

Lockridge, Ms. Joan

Student Success Counselor

Ms. Joan Lockridge is a licensed professional counselor.  She earned her undergraduate degree in Social Work and her graduate degree in Mental Health Counseling from Lewis University in Romeoville, IL.  She completed her . . . read more

Maierhofer, Mrs. Nadine

District Secretary/Bookkeeper

Mrs. Nadine Maierhofer lives in Seneca with her husband, Les.  Kaitlin, her oldest daughter, is married and living in LaSalle where she teaches Math at LaSalle/Peru High School.  Kassidy, her youngest is currently attending . . . read more

McGuan, Mrs. Lesley

Bookkeeper

Lesley McGuan is an Ottawa High School graduate.  She received an Associate’s degree in Marketing from Illinois Valley Community College and a Bachelor’s degree in Marketing from Northern Illinois University.  Mrs. . . . read more

Neimann, Mrs. Sherry

Media Director

Mrs. Sherry Neimann  can be found in the Media Center assisting students and faculty with their reading and research needs.  She has been working in the SHS library since the Fall of 1999, and she enjoys getting to know . . . read more

Pandolfi, Mrs. Kelly

Main Office Secretary

Mrs. Kelly Pandolfi lives in rural Ottawa with her husband Flip, an Electrician, who she has been married to for 36 years. They have 3 children, Chaz a Chicago Fireman, Leslie a Nurse at Morris Hospital and Sam an Operator with Local . . . read more

Rockrohr, Mrs. Jill

School Psychologist

Mrs. Jill Rockrohr graduated from Illinois Wesleyan University with a Bachelors degree in Psychology.  She completed her Masters degree in School Psychology at the University of Rhode Island.  She became a Nationally . . . read more

Ruder, Mrs. Karen

Guidance Office Secretary

Mrs. Karen Ruder lives in rural Marseilles with her husband of 30 years, Wayne.  Together they have two children, Elizabeth and Dean.  Elizabeth is married with a son, Grant and lives in Ottawa where she works as a nurse.  . . . read more

Ruff, Mrs. Diane

Copy Center

Mrs. Diane Ruff started working in the Copy Center at SHS in 2014.  She resides in Marseilles.  Diane enjoys reading and playing with her cats.  She has been known to go wherever life leads--heading down . . . read more

Sangston, Officer Ken

School Resource Officer

Officer Ken Sangston has over 25 years of law enforcement experience.  He has held the rank of Patrol Sergeant, Lieutenant, and most recently, Captain. He has performed various assignments including Detective, Crime Scene . . . read more

Stecken, Mr. Dan

Chief School Business Officer

Mr. Dan Stecken has been the Chief School Business Officer at Seneca High School since July of 2018.  Prior to that he taught Mathematics, Spanish, and History at Seneca High School for thirteen years.  Mr. Stecken graduated . . . read more

Weber, Mrs. Margi

Security Monitor

Mrs. Margi Weber is one of our 2 new Security Monitors here at Seneca High Sschool. Prior to working at SHS Mrs. Weber worked at Marseilles Grade School in Kindergarten and First Grades as a student aide. Prior to that she was a stay . . . read more

Seneca High School307 East Scott StreetSeneca, IL  61360

815-357-5000Fax: 815-357-5050

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