Stem Advantage
Profile
Current
(Last updated:
Apr 26, 2026
)
Board Chair
| First Name | Last Name | Start Date | End Date |
|---|---|---|---|
| Lee Ann | Kline | September 1, 2012 | - |
Board Members
| First Name | Last Name | Company Affiliation |
|---|---|---|
| David | Buckholtz | Sony and Board Treasurer |
| Marisa | Den Beste | |
| T. | Fox | California State University, Los Angeles |
| Maben | Jimenez | The Aerospace Corporation and Board Secretary |
| Jared | Lynch | Stacy Witbeck |
| Octavio | Martinez | Qualcomm |
| Cindy | McKenzie | Retired Chief Information Officer and Board Vice President |
| Helen | Norris | Chapman University (Retired) |
| Thomas | Phelps IV | Laserfiche |
| Milan | Plavsich | Qualcomm |
| Arlene | Semwezi | Farmers Insurance |
| Raj | Sengupta | Deloitte |
| Charles | Sims | SkaFld Studio |
| Danielle | Yamane | The Trade Desk |
Board Demographics – Ethnicity
| Ethnicity | Count |
|---|---|
| Other | 1 |
| Caucasian | 7 |
| Hispanic/Latino | 3 |
| African American/Black | 3 |
| Native American/American Indian | 0 |
| Asian Americans/Pacific Islander | 1 |
Board Demographics – Gender
| Gender | Count |
|---|---|
| Male | 8 |
| Female | 7 |
| Not Specified | 0 |
Board Stats
Number of times full board meets in a year: 12
Percentage of Board Members Making Monetary Contributions: 100%
CONTACT
Stem Advantage
117 22nd Street
Huntington Beach, CA 92648
Lee Ann Kline
Phone: 9493223320