Hamadeh Educational Services 2009-2010 Calendar http://hes.tandem.co/ Key dates for Hamadeh Educational Services. en-us 9/7/09 Labor Day http://hes.tandem.co/index.php?type=key_date&action=details&id=116 116-hes@intand.com 10/12/09 Columbus Day http://hes.tandem.co/index.php?type=key_date&action=details&id=117 117-hes@intand.com 11/11/09 Veterans Day http://hes.tandem.co/index.php?type=key_date&action=details&id=118 118-hes@intand.com 11/26/09 Thanksgiving Day http://hes.tandem.co/index.php?type=key_date&action=details&id=119 119-hes@intand.com 12/25/09 Christmas Day http://hes.tandem.co/index.php?type=key_date&action=details&id=120 120-hes@intand.com 2/15/10 President's Day http://hes.tandem.co/index.php?type=key_date&action=details&id=123 123-hes@intand.com 5/31/10 Memorial Day http://hes.tandem.co/index.php?type=key_date&action=details&id=121 121-hes@intand.com