Hillsdale High School Alumni
San Mateo, California (CA)
Heather Costes
Hillsdale High School
Class of 1989
→ Join 3864 Alumni from Hillsdale High School that have already claimed their alumni profiles.
→ There are 62 classes, starting with the class of 1955 all the way up to class of 2022.
HEATHER'S PROFILE
| First Name | Heather |
| Last Name | Costes |
| Graduation Year | Class of 1989 |
| Gender | Female |
| City | N/A |
| State/Province | CA |
| Country | United States |
| Occupation | Documentation Engineer Sr |
| Married | No |
| About Me | I work at an Aerospace company in Sunnyvale. |
Class of 1989 Alumni
→ Reunite with 80 class of 1989 alumni that have joined.
Marcus Ashkenasy
Class of 1985
David Alfonso
Class of 1993
Adam Neill
Class of 1992
Jeffery Sheehan
Class of 1976
Shay Ingelfinger
Class of 1999
Russell Pugh
Class of 1965
Daniel Priven
Class of 1990
Lawrence Willis
Class of 1971
Brenna Dickson
Class of 2013
Jill Untiedt
Class of 1990
Thom Thornbury
Class of 1971
David Stupplebeen
Class of 1994
Brian Elliman
Class of 1989
Bob Steiger
Class of 1966
Nader Nadershahi
Class of 1988
Bob Weishaar
Class of 1966
Heidi Hazen
Class of 1988
Robert Rhoads
Class of 1971