Mt. Diablo High School Alumni
Concord, California (CA)
John Hartmann
Mt. Diablo High School
Class of 1973
→ Join 2567 Alumni from Mt. Diablo High School that have already claimed their alumni profiles.
→ There are 78 classes, starting with the class of 1930 all the way up to class of 2025.
JOHN'S PROFILE
| First Name | John |
| Last Name | Hartmann |
| Graduation Year | Class of 1973 |
| Gender | Male |
| City | N/A |
| State/Province | CA |
| Country | United States |
| Occupation | Sr. Project Manager, ACCO Engineered Systems |
| Married | No |
Class of 1973 Alumni
→ Reunite with 49 class of 1973 alumni that have joined.
Ed Medeiros
Class of 1986
Joe Burbulis
Class of 1967
Shelley Holloway
Class of 1985
Kelvin Daniel
Class of 1972
James Phillips
Class of 1970
Scott Kelley
Class of 1987
Ervin Hotz
Class of 1957
Janet Keele
Class of 1975
Lou Adamo
Class of 1967
Jason Riley
Class of 2005
Susan Day
Class of 1966
Laurel Driscoll
Class of 1976
Vanessa Soukhanoff-velazquesz
Class of 2004
Krissie Keller
Class of 1998
David Taerea
Class of 1968
Micki Burbulis
Class of 1963
Janet Steers
Class of 1949
Cathleen Adams
Class of 1964
Upcoming Class of 1973 Reunions
Plan a Class of 1973 Reunion for Free
Class of 1969 57th Renunion
Invited Classes: All Classes
Date: Oct 17, 2026
Description: Casual event. No charge,
Recent Class of 1973 Reunions
CLASS OF 1972 MT. DIABLO HIGH SCHOOL REUNION
Invited Classes: All Classes
Date: Sep 09, 2023
Description: CLASS OF 1972 MT. DIABLO HIGH SCHOOL REUNION JOIN US TO CELEBRATE 50+ years! SATURDAY SEPTEMBER ...(read more)
5th Annual All Alumni Picnic Sponsered by Class of 1964
Invited Classes: All Classes
Date: Sep 21, 2014
Description: Asking $10.00 donation to offset cost of park Bring your own lunch and drinks. We have had lots of fun in past years w...(read more)
4th Annual Class Picnic sponsored by Class of 1964
Invited Classes: All Classes
Date: Sep 21, 2013
Description: Sponsored by the class of '64 we are inviting all classes to join us. This is our 4th annual picnic and we have ha...(read more)
Alumni reuion picnic
Invited Classes: All Classes
Date: Sep 22, 2012
Description: 3 annual class picnic (Class of '64) ! This is our 3rd annyual "Class of '64 picnic leading up to our 50...(read more)
Class of 1973. 50th Reunion
Invited Classes: 1973
Description: Looking for a venue , and suggestions?