Northgate High School Alumni
Walnut Creek, California (CA)
Katherine Sullivan (Katherine Tassinari)
Northgate High School
Class of 1999
→ Join 3244 Alumni from Northgate High School that have already claimed their alumni profiles.
→ There are 59 classes, starting with the class of 1961 all the way up to class of 2025.
KATHERINE'S PROFILE
| First Name | Katherine |
| Last Name | Sullivan |
| Maiden Name | Tassinari |
| Graduation Year | Class of 1999 |
| Gender | Female |
| City | N/A |
| State/Province | CA |
| Country | United States |
| Occupation | Financial Services Manager |
| Married | Yes |
Class of 1999 Alumni
→ Reunite with 59 class of 1999 alumni that have joined.
Jeff Jennings
Class of 1989
Michelle Vinci
Class of 1987
Liz Phelan
Class of 1985
Scott Studebaker
Class of 1997
Jan Doyle
Class of 1980
Terry Falls
Class of 1981
Jessica Garidel
Class of 1996
Kimberly Cox
Class of 1985
Sharon Gendelman
Class of 2003
Jonathan Lynch
Class of 1982
Scott Loughran
Class of 1982
Judi Gavello
Class of 1980
Jennifer Bestwick
Class of 1987
Polly Bradbury
Class of 1979
Kelly Sullivan
Class of 1984
Michael Lacey
Class of 1987
Shawn Armstrong
Class of 1987
Monica Hill
Class of 2004
Upcoming Class of 1999 Reunions
Plan a Class of 1999 Reunion for Free
Class of 1996 30 Years
Invited Classes: All Classes
Date: Oct 21, 2026
Description: Look for me at the picnic area near the sand volleyball courts
Recent Class of 1999 Reunions
Class of 1981 - 40-Year Reunion
Invited Classes: All Classes
Date: Oct 09, 2021
Description: Register: https://www.classcreator.com/Walnut-Creek-CA-Northgate-1981/class_index.cfm
Grand Reunion
Invited Classes: All Classes
Date: Oct 06, 2017
Description: Please go to this site for all details of the Grand Reunion: https://www.eventbrite.com/e/northgate-high-school-grand-r...(read more)
Northgate Alumni Picnic
Invited Classes: All Classes
Date: Jul 18, 2009
Description: It is pot luck, so bring a main dish, side dish, snack, drinks, picnic table, it's very informal.
Reunion for All Years
Invited Classes: All Classes
Date: Jul 18, 2009
Description: please check this website for more information: http://www.centerd.com/events/?id=p/1/13EE9283BBE0EE1B6B4FE4641019775C/I...(read more)
