Contact Us:
If you have any comments, questions or need more information on the Club and the programs we offer, please feel free to contact us via one of the following methods:

Postal Mail:
Waltham Boys & Girls Club
20 Exchange Street
Waltham, MA 02451

Phone: 781-893-6620
Fax: 781-894-5770

Email Our Staff



Jennifer Aldworth MHRD – Executive Director
Jenn joined our staff in March, 2007. In 1995, she graduated from the University of Connecticut, majoring in Sociology. Jenn completed her Master’s Degree in Human Resource Development at Clemson University, part of the first Boys & Girls Clubs of America’s cohort to complete this two and one-half year online program. Among her professional achievements and memberships are: Boys & Girls Clubs of America’s National Training Associate 1998-present, Academy of Boys & Girls Clubs Professionals 2001-2008, Boys & Girls Clubs of America’s Northeast Diversity Committee 2004-2008, Boys & Girls Clubs of America’s Northeast Professional of the Year 2006/2007, Waltham Partnership for Youth 2007-present, and Rotarian 2004-present.

Mark Mitchell - Program Director 
Mark Mitchell was promoted to Program Director in January, 2012 after being the Sports & Fitness Director for three years. In this role, Mitchell oversees all of the Program activities that go on at the Club.  Mark was recognized by the Yankee Chapter of the Boys & Girls Clubs of America's Professional Association, by receiving the 2011 Program Professional of the Year Award.   Mitchell has been a part of the Club for nine years also having served as a part time employee helping out around the gymnasium, with games, and at the front desk. At the end of each school year, he organizes the Dinner of Champions, an event to recognize members that have excelled at the Club. He received his associate degree in business administration from Dean College and a bachelor’s degree in business management from Mount Ida College.



Lisa Kolosiej – Office Manager
Lisa Kolosiej joined the Waltham Boys & Girls Club as the Office Manager in July 2007. She is an experienced Office Manager, Legal Secretary and Paralegal. Lisa was recognized by the Boys & Girls Clubs of America’s Professional Association, by receiving the Administrative Staff of the Year Award for the Northeast Region in 2008 and currently serves on and the Chair for the Program Awards Committee for the Yankee Chapter.



Margie Granados – After School Program Director
Margie has been employed at the Club since the summer of 2002. In September of 2005 Margie was promoted to After School Program Director. Margie oversees our licensed after school program which facilitates enrichment activities for 52 school age children. Margie has completed coursework in Child Development from Regis College.