Skip To Main Content

Administration

Mr. R. Matthew Parrill

Matt is beginning his 18th year overall as an administrator and his ninth year at Dublin Coffman High School and fourth year as the building principal. Along with his current assignment at Coffman, Matt has served in a variety of roles, including both a middle school and high school language arts teacher, head football coach, athletic director, and intermediate school principal.  Matt received his superintendent's license from The Ohio State University, a master's degree in educational leadership from The University of Cincinnati, and a bachelor's degree in secondary education integrated language arts from The University of Akron.  Outside of school, Matt enjoys spending time with his wife Leah and their four children.

Ms. Jennifer Clark

Jen is in her first year as assistant principal at Dublin Coffman High school.  She started her teaching career at Dublin Coffman High School 12 years ago as an intervention specialist, and spent the last two years as Dean of Building Leadership.  Prior to teaching, Jen spent 7 years working for the Franklin County Juvenile Court in programming and services.  She received her bachelor’s degree from The Ohio State University, her teaching license from Ashland University, and her master’s in educational leadership from Miami University.  Jen and her husband, Chris, have two sons: Charlie and Henry.  They enjoy spending time outside and doing anything sports related.  

Ms. Valerie Lawrensen

Val is in her seventh year as an assistant principal at Dublin Coffman High School  and her tenth year in administration. Prior to joining Dublin City Schools, Val served as an assistant principal and teacher at Olentangy Liberty High School. She also has over 25 years of educational experience as a Social Studies teacher and a coach at several high schools, including Albany and Saratoga Springs High School in New York and Greenwich High School in Connecticut.  Val received her principal license from University of Dayton, her master's degree from the Sage Colleges in Troy, New York and her bachelor's degree from the State University of New York at Oneonta. Val is married to Bill and has two children in the district: Nick and Emily.

Mr. Wayne Tsai

Wayne is in his fourth year as an assistant principal at Dublin Coffman High School.  Prior to joining Dublin City Schools, Wayne served two years as assistant principal at Olentangy High School and 10 years as a math teacher at Hilliard Darby High School.  He also has over 12 years of experience coaching volleyball at the high school, club, and national levels.  Wayne received his principal license from Miami University, his Masters of Arts in mathematics from Otterbein University, and his bachelor’s degree and teaching license from Miami University.  Wayne is married to Korie and are both graduates of Dublin City Schools.  They live in Dublin with their poodle, Duffy.

Ms. Ann Tiefenthaler

Ann is in her first year as Dean of Building Leadership at Dublin Coffman High School.  She enters her fourth year in Dublin City Schools, previously serving Emerald Campus, as the International Baccalaureate Coordinator. She started her career 12 years ago in South-Western City Schools as a middle school language arts teacher, with the majority of her educational experience as a high school English teacher. Ann also has coached basketball and track. She received her bachelor's degree from Wittenberg University, her master's degree in curriculum and instruction from Ashland University, and her most recent master's in educational leadership from Miami University. Ann is married to Rob, and they have two children: Emma and Jacob.