ANN MACKIN, President — Commissioner 2017 
Ann Mackin began serving on the Board of Commissioners in the capacity of Secretary in 1976 when North Berwyn Park District was established. Since that time, Ann has been elected to the Board of Commissioners continuously holding several positions, she is currently serving as Board President.
Ann has been a Berwyn resident since 1951 where she raised her three daughters, she is a Grandmother of seven, and a parishioner of St. Mary of Celle Church.
Ann believes in being active in her Community and the Park District she serves, she enjoys taking trips with Club 55 as well as attending school and sporting activities with her grandchildren. 
Active Member: National Recreation and Park Association, and Illinois Association of Park Districts.

MARK SLADEK — Commissioner 2019 
Mark Sladek began serving on the Board of Commissioners in November 1998. Since that time, Mark has won re-election in 1999, 2001, 2006 and 2013. Mark has held several positions on the Board of Commissioners, he is currently serving as Commissioner.
Mark, who was born in Berwyn and raised in Cicero, currently resides in Berwyn with his wife Loretta and younger daughter Carol, his older daughter Stephanie is a Speech Language Pathologist out of state. 
Mark graduated from Morton East High School and received his Bachelor of Science in Recreation Administration from George Williams College. Mark worked as an Administrative Analyst specializing in finance and budgets. He retired in December 2012 with more than 30 years of service with the Forest Preserve District of Cook County. 
Active Member: National Recreation and Park Association, Illinois Association of Park Districts, and Illinois Park & Recreation Association

JEANMARIE HAJER-O'CONNOR, Vice President — Commissioner 2017 
Jeanmarie Hajer-O'Connor began serving on the Board of Commissioners in 2005. Since that time, Jeanmarie has been elected to the Board of Commissioners continuously, she is currently serving as Vice President. Jeanmarie also serves as the Freedom of Information Officer for the Park District.
Jeanmarie was instrumental in obtaining the grant used to rehab the building located at 16th & Elmwood, which currently houses the 16th Street Theater. She is proud of the successes of Club 55 and the activities offered to the senior community, Jeanmarie is also looking forward to the prospective renovations and improvements at the Park District.
Active Member: National Recreation and Park Association, and Illinois Association of Park Districts.

MARIO VAZQUEZ SR. — Commissioner 2021 
Mario Vazquez Sr. began serving on the Board of Commissioners in April 2015, where he is currently serving as Commissioner.
Mario, who was raised in Cicero for 24 years, currently resides in Berwyn with his wife Andrea, and their three children Alexandra, Mario Jr., and Adrian. Mario works as a Home Health Nurse in Chicago, Cicero and Berwyn neighborhoods.
Mario believes in the spirit of Volunteerism and as such coaches baseball, soccer and basketball for children ranging in ages from 5 to 10 years old. He also coaches an adult co-ed softball team.
Mario is looking forward to assisting the North Berwyn Park District travel sports teams in the future.

JIM KEARNS JR., Treasurer — Commissioner 2019 
Jim Kearns Jr. began serving on the Board of Commissioners in December 2011. Since that time, Jim won re-election in April 2013, he is currently serving as Treasurer.
Jim is a lifetime Berwyn resident along with his wife Paula, and their three children Benny, Bella and Billy. Jim is a Custer (Prairie Oak School),Lincoln Middle School and Morton West High School alumni.
Jim has been employed at Berwyn North School District 98 since 2005 as an Elementary School Teacher, since 1998 he has worked as an usher for the Chicago Cubs at Wrigley Field during the baseball season.

JOSEPH C. VALLEZ — Executive Director 
Joseph C. Vallez has worked in Parks and Recreation for approximately twenty nine years, he began his career with the Chicago Park District as a Program Coordinator, and later advanced to the position of Superintendent of Recreation.
Joseph held the position of Director for the Chicago Ridge Park District before returning to the Chicago Park District as a Park Supervisor for the Emiliano Zapata Aquatic and Cultural Center. Joseph was promoted and served for six years as an Area Manager for the Chicago Park District where he managed 12 parks and 5 swimming facilities before accepting the position as Executive Director of the North Berwyn Park District, a position he has held since October, 2000.
Joseph has been recognized for his community service, he has received numerous recognition awards including; American G.I. Community Service Award, the Latin American Police Association Community Service Award, the Berwyn Development Corporation President’s Award, the Chicago Park District Rising Star Award, Berwyn Hispanic Organization “Man of the Year” Award.
Joseph has served on community based Board of Director’s; Mujeras Latinas En Accion, the Berwyn Development Corporation, Chairman of the Berwyn Latino Business Committee, Teatro Luna Theatre, Southwest Suburban Special Recreation Association, West Suburban Special Recreation Association, American G. I. Forum Youth Committee, Attorney Registration and Disciplinary Commission.