Horizon High School Alumni
Thornton, Colorado (CO)
Michael Mahan
Horizon High School
Class of 1999
→ Join 2940 Alumni from Horizon High School that have already claimed their alumni profiles.
→ There are 48 classes, starting with the class of 1900 all the way up to class of 2026.
Class of 1999 Alumni
→ Reunite with 149 class of 1999 alumni that have joined.
Justin Otting
Class of 1994
Bobby Eric
Class of 2003
Gilbert Osterholt
Class of 2008
Taylor Wolf
Class of 2014
Greg Koltz
Class of 1999
Susan George
Class of 2004
Todd Tate
Class of 2003
Jonathan Kollnot
Class of 1994
Robert Urias
Class of 1990
Jeremy Arnold
Class of 2009
Heather Busha
Class of 2001
Ronald Linn
Class of 1998
David Hoppe
Class of 2010
Amanda Grady
Class of 2000
Michele Laabs
Class of 2012
Dmitriy Volchanetskiy
Class of 1994
Jasmine Behrens
Class of 1999
Andrea Andrea Sosa
Class of 2011
Recent Class of 1999 Reunions
Plan a Class of 1999 Reunion for Free
Class of ‘99 20 Yr Reunion
Invited Classes: 1999
Date: Jun 29, 2019
Description: Time to party!! Hope to see you all soon!
Class of 2000 - 15 Year Reunion
Invited Classes: All Classes
Date: Jul 24, 2015
Description: We had a great time at our 10 year, so we thought why not have another get together and celebrate 15 years post graduati...(read more)
Horizon High School 10 year Reunion Class of 1999
Invited Classes: 1999
Date: Aug 15, 2009
Description: ***We need email addresses*** The invitations for both events have been sent by email. If you need the invitation still,...(read more)