Pittsburg High School Alumni
Pittsburg, California (CA)
Mark Guelfo
Pittsburg High School
Class of 1985
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MARK'S PROFILE
| First Name | Mark |
| Last Name | Guelfo |
| Graduation Year | Class of 1985 |
| Gender | Male |
| City | N/A |
| State/Province | CA |
| Country | United States |
| Occupation | Software |
| Married | Divorced |
| Favorite School Memory | My Friends and GF Wendy |
Class of 1985 Alumni and Other Nearby Classes
→ Reunite with 13 class of 1985 alumni that have joined.
Roselyn M Tolliver Roselyn M Tolliver
Class of 1983
Ashley Mcdavid
Class of 2003
Mitchel Foust
Class of 1981
Donna Gordon
Class of 1979
Richard Olsen
Class of 1984
Maria Madrid
Class of 1968
Steven Demonner
Class of 1987
John L. Herrera
Class of 1980
Rick Rios
Class of 1969
Joy Lazaro
Class of 2002
Harriett Matthews Harriett Lewis
Class of 1975
Edgar Franquez
Class of 2006
Kel Mckinney
Class of 2011
Gigi Harford
Class of 1983
Robin Cloud
Class of 1971
Rosa Cruz
Class of 1977
Elias Gonzalez
Class of 2005
James Couchman
Class of 1969