![]() Dr. Tatiana BonumaSuperintendent Dr. Bonuma was named superintendent in 2024 following her five year service as the Deputy Superintendent in Leyden School District 212. She served as Principal of West Leyden High School from 2015 through 2019. Prior to arriving in Leyden School District 212, she served as Associate Principal of Student Services at Grayslake North Community High School during the 2006-07 school year. She was Dean of Students at York Community High School from 2004 until 2006 and served that same role at Larkin High School from 2003 to 2004. She was also the ELL/Bilingual Divisional Director at Larkin High School from 2000 to 2003. She began her teaching career in 1995 as a Spanish teacher at Larkin High School and became an ELL/bilingual teacher at Canton Middle School in 1997 and served in that role until 2000. Dr. Bonuma earned her bachelor of arts degree from University of Dubuque with a triple major in Marketing, International Studies and Spanish. She earned her masters in Secondary Education with a Type 09 certificate in Spanish, Business and Social Studies from Roosevelt University. She earned her Ed.D. Educational Administration degree with a Superintendent Endorsement from Aurora University. Dr. Bonuma has earned a Chief School Business Official Endorsement, General Administrative Certificate and ESL/Bilingual Endorsements. She is fluent in both Portuguese and Spanish. Superintendent’s Office Team Members and Contact Information |
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![]() Mary KalouAssistant Superintendent for Business Ms. Kalou has served as the Assistant Superintendent for Business/CSBO for District 207 since 2009. She has more than 20 years of experience as a school business official. After spending several years at a large public accounting firm, Ms. Kalou began her school district career at District 207 in 1993, serving as the Director of Accounting. She served in that capacity for five years. She also has served as an Assistant Superintendent for both Arlington Heights School District 25 and Lake Zurich School District 95. In addition to being a certified public accountant, Ms. Kalou holds a bachelor’s degree from Loyola University, a master’s degree from Northern Illinois University, an education specialist degree from Northern Illinois University and earned her Chief School Business Official (CSBO) endorsement from Northern Illinois University. |
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![]() Brett Clark, APRDirector of Communications Mr. Clark began his work in District 207 in 2018. He has more than 25 years of experience in both higher education and public K-12 schools. He spent 13 years with Glenview School District 34 serving as Executive Director of Communications and Strategic Planning before becoming Executive Director of Human Resources during his time with the district. Mr. Clark also has worked for Parkway School District and Ladue School District in Missouri. In the higher education sector, he worked for Millikin University and the University of Missouri-St. Louis. Mr. Clark holds the Accredited in Public Relations (APR) certification from the Public Relations Society of America. He is a graduate of the University of Illinois with a bachelor’s degree in Journalism. |