Mr. Todd Marschke

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Mr. Todd Marschke

Principal

Mr. Marschke lives in the Norcross/Peachtree Corners area with his wife, Kate, and their three children, Lauren, Davis, and Owen. He is excited to serve the students and families in the Norcross Cluster community where he is personally invested in the success of Pinckneyville Middle School. Mr. Marschke began his career in Gwinnett County Public Schools as a math and science teacher at Alton C. Crews Middle School in 1998. In 2007, Mr. Marschke went into administration at Lanier Middle School before serving as principal at GIVE Center West in 2012. Mr. Marschke is a Gwinnett County Public Schools graduate from Shiloh High School. He holds a bachelor’s degree in Middle Grades Education from Georgia State University and a specialist’s degree in Administration from Lincoln Memorial University.  

Dr. Lisa Cohorst

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Dr. Lisa Cohorst

Assistant Principal, Testing and PBIS

Dr. Cohorst is a Georgia native, born and raised in the suburbs of Atlanta. She began her career teaching 7th and 9th graders in DeKalb County. She moved to Gwinnett in 1994 and taught 7th grade social studies at Lilburn and Trickum Middle schools before becoming an administrator at Pinckneyville Middle in 2016. Dr. Cohorst earned her Bachelor of Arts degree from Mercer University, her Masters in Social Science Education from the University of Georgia, and her Doctorate in Education from Piedmont College in North Georgia.

Department Support: Social Studies and Connections

Mr. Jeff Koch

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Mr. Jeff Koch

Assistant Principal, 6th Grade

Mr. Koch began his career with Los Angeles Unified School District where he taught 5th grade for two years before moving to middle school where he taught math for eight years. He joined Gwinnett County in 2014 where he served as an assistant principal at Meadowcreek High School for four years. During his career in education Mr. Koch has served as a teacher, department chair, coach, coordinator and administrator. He earned a Bachelor of Science in Aeronautical Science from Embry-Riddle Aeronautical Science, a Master of Arts in Educational Administration from California State University, Northridge, and an Educational Specialist degree in Educational Administration and Supervision from Lincoln Memorial University. He is a licensed pilot and a passionate Pittsburgh Steelers fan. Mr. Koch and his wife Mary have three children, Trevor, Melissa, and Troy.

Department Support: Math

Ms. Lissette Mcrea

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Ms. Lissette Mcrea

Assistant Principal, 7th grade

Ms. Lissette McRea holds a Bachelor of Science degree in education from the University of Southern Mississippi, a Master of Education degree in curriculum and instruction with an emphasis on literacy from Lesley University, and an Educational Specialist degree in educational leadership from Georgia State University. She was named a Georgia Master Teacher in 2013 by the Georgia Professional Standards Commission.  Ms. McRea began her career in Petal, Mississippi teaching children in Kindergarten, 4th, and 5th grades. She joined Gwinnett County Public Schools in 2004, serving students in the Meadowcreek and Berkmar clusters as a 6th grade Language Arts teacher and instructional coach.  She most recently served students in the Duluth cluster as a Humanities teacher at Coleman Middle School. Ms. McRea was honored as the Gwinnett County Middle School Teacher of the Year in 2014.  She gained her International Baccalaureate experience at City Schools of Decatur as an 8th Grade Individuals and Society and Language and Literature teacher.    

Ms. McRea is passionate and committed to the success of all students and believes that all students are capable of learning at high levels with appropriate support.   

Department Support: Language Arts, Gifted Education

Mrs. Lauren Watson

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Mrs. Lauren Watson

Assistant Principal, 8th grade

Mrs. Watson began her career teaching 9th grade French and Language Arts in Ohio.  She moved to Gwinnett County in 2006 where she taught French and was the Modern Languages Department Chair at Norcross High School.  She taught at North Gwinnett High School and then moved to the GCPS district office where she supported teachers and administrators as a Coordinator on the Effectiveness Systems team.  Mrs. Watson earned a Bachelor of Science in Education at The Ohio State University, a Masters in Curriculum & Instruction at Ohio University and a Specialist degree in Teaching & Learning at Piedmont College.

Department Support: Science

Mrs. Ashley Bolton

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Mrs. Ashley Bolton

Assistant Principal, Special Education Programs

Mrs. Bolton is what we refer to as homegrown.  Born and raised in Gwinnett County, she graduated from Parkview High School in 1999. She began her teaching career at Peachtree Ridge High School in 2003 and later returned to her Alma Mater in 2010, teaching 9th and 10th graders in all levels of mathematics. Mrs. Bolton earned her Bachelor of Science in Mathematics Education from the University of Georgia, her Masters in Mathematics Education from Piedmont College, and her Specialist degree in Educational Psychology from the University of Georgia.

Department Support: Language Acquisition