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Mr. Willie Joiner Principal

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Mr. Joiner has been married to his wife, Kelley for 33 years. Kelley is also a school administrator with Lauderdale County Schools, currently serving as CTE Director and Principal of Allen Thornton Career Technical Center. The Joiners have two children (Hannah, 29 and Fowler, 27) who are both graduates of Lexington High School. Hannah and her husband, Aaron, live in Louisville, KY where Aaron is employed as Director of News and Information at the Southern Baptist Theological Seminary. Hannah is a full time mom to Ellen Grace born on August 4, 2017, the Joiners’ first grandchild. Fowler is a 2017 graduate of the UAB School of Medicine and is currently in residency in Internal Medicine at the University of Mississippi Medical Center in Jackson, MS.

Educational Background:

BS Degree in Secondary Education- University of North Alabama, 1987
Master's Degree in Educational Administration/Supervision- Tennessee State University, 1995
Educational Specialist Degree in Educational Leadership- University of Alabama, 2002

Zack SinyardMr. Zach Sinyard
Assistant Principal
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Mr. Sinyard been married to Callie Sinyard for 4 years. Zach and Callie are both graduates of Lexington High School. Callie is currently a pharmacist at ECM hospital. Zack began his teaching career as an elementary special education teacher in Jefferson County. He also taught high school self-contained special education at Central High School. Zack has a Bachelors Degree in Elementary and Special Education from The University of Alabama, Masters Degree in Instructional Leadership from The University of North Alabama, and is currently pursuing an Education Specialist Degree in Instructional Leadership also from The University of North Alabama.


2016 - University of North Alabama - MA in Instructional Leadership

2012 -University of Alabama - BS in Elementary Education & Special Education

2009 - Lexington High School


2017 - Present - Lexington - Assistant Administrator

2014- 2017 - Central High School - High School Special Education Teacher

2012-2014 - Jefferson County - Elementary Special Education Teacher

Zack SinyardMrs. Courtney Keeton
Assistant Principal

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Mrs. Keeton has been married to Greg Keeton for 11 years. They have two daughters, Kinsley (8) and Georgia Claire (7). They currently live in Athens. Mrs. Keeton is a 2001 graduate of Lexington High School. In 2005, she earned her Bachelor’s Degree in Elementary Education from Athens State University. In 2012, she earned a Master’s degree in Instructional Leadership from Samford University.

In 2006, she began her teaching career with Limestone County Schools as an elementary teacher. Mrs. Keeton has 12 years of elementary teaching experience. She has taught Kindergarten, 1st grade, 2nd grade, and 4th grade. Mrs. Keeton has taught at West Limestone High School, Piney Chapel Elementary, and Sugar Creek Elementary.


2012 - Samford University MA Instructional Leadership

2005 - Athens State University BS Elementary Education

2001 - Lexington High School


2017-Assistant Principal at Lexington High School

2017-2018-2nd Grade at Sugar Creek Elementary

2015-2017-2nd Grade at West Limestone High School

2011-2015-4th Grade at West Limestone High School

2009-2011-Kindergarten at Piney Chapel Elementary

2006-2009-1st Grade at West Limestone High School