Meet the Staff

Shellie Hadvina

Shellie Hadvina '90, MPA '98
Associate Vice President, Development and Alumni Relations
(818) 677-5541

A CSUN alumna herself, Shellie graduated with a B.S. in Leisure Studies & Recreation in 1990 and with her Master's in Public Administration in 1998. Before transferring into the Office of Alumni Relations in 2001, she worked at CSUN in the Office of Student Development, serving students in Orientation programming, Greek-life, Associated Students, Emerging Leaders, and other student clubs and organizations. Shellie's parents and her husband also graduated from CSUN. Her son Jack and daughter Dana will carry on the Matador tradition.

Chelsea Wisenbaker 

Chelsea Wisenbaker MA '19
Director of Annual Giving and Donor Engagement
(818) 677-4112

Prior to working at CSUN, Chelsea spent several years working within various fields of the non-profit sector. She is a proud alumna of UC Santa Cruz, where she received her B.A. in Anthropology in 2010, and a proud Matador, having received her Master's Degree in Higher Education Administration from CSUN in 2019. Her interests and educational experience drive her passion for connecting students and the greater Southern California community to the resources, programs and opportunities on campus.


Christina Mena
Assistant Director, Alumni Relations and Engagement
(818) 677-4198

Prior to joining CSUN in 2017, Christina worked as a Career Counselor at the USC Career Center. She began her career in higher education in conjunction with receiving her Master's degree in Social Science from Azusa Pacific University. Before that, she received her BA in Pastoral Care from LIFE Bible College. When not in office, she currently enjoys helping and watching her daughter, Kayla, go through her freshman year here at CSUN and supporting her son, Mark, at his baseball games. 


Cristina Bernstein (Enriquez) '10
Career and Professional Development Associate
(818) 677-7849                                                                                                                                                                                                      

Cristina is a proud CSUN alumna and San Fernando Valley native. Prior to joining CSUN, Cristina worked at The Los Angeles Film School as an Industry Outreach Team Lead in their Career Development Department. She is excited to provide career and professional development support to CSUN alums and students across all stages of their careers.



Melissa Dreiling '19
Recent and Future Alumni Engagement Coordinator
(818) 677-2000

Melissa is a recent CSUN alumna, receiving her B.A. in Communication Studies. She began working at the Alumni Relations office as a student assistant for two years and has now transitioned into her new role organizing student and young alumni engagement activities. Melissa was involved in the sorority Alpha Phi for four years and is excited to use her marketing experience to connect and support students on campus. 



Marco Esparza '20
Volunteer and Membership Coordinator
(818) 677-2999

Before joining the CSUN team, Marco spent his time researching the marketing trends found in the entertainment industry. Being a Homegrown CSUN alumnus himself, he used his undergrad background to break into the job market. Previously having worked for Bank of America and NBC Universal, it was there were he found his passion for data and how it makes the world move. Now at CSUN, his goal is to pave the way for future Matadors and to discover how he can further utilize data to engage with our CSUN Alumni.


Nazanin "Naz" Keynejad '95, MA '16
Alumni/Annual Giving Communications Associate
(818) 677-4197

Naz is a proud CSUN alum with a BA (1995) and MA (2016) in English. She has extensive experience in marketing, event planning, and fundraising, having worked with both corporate and non-profit organizations for close to 15 years. Naz is also an experienced story and copy editor and continues to teach as an adjunct lecturer in the English department at CSUN. She considers CSUN her second home and is thrilled to be a part of both the Alumni Relations and the Annual Giving teams. 


Hannah Labra '17, MBA '21
Alumni Chapters Associate
(818) 677-7580

Hannah is a proud Matador having graduated from CSUN with a B.S. in Finance in 2017 and MBA in 2021. She has held various roles in Student Financial Services before coming to the Alumni Relations Team. Hannah's prior involvement with her sorority, Delta Zeta, and Nazarian Alumni Chapter, along with her campus knowledge, makes her a great resource for Alumni Chapters. She looks forward to using her experience to support the CSUN Alumni community.

Cheryl McMillan
Alumni Engagement & Programs Associate
(818) 677-7850

An Alumni Relations team member for 17 years, Cheryl is a lead for signature events including the Distinguished Alumni Awards and the Volunteer Service Awards. Prior to becoming a staff member, Cheryl volunteered with the CSUN history department’s Natchez Historic Conference and Courthouse Records Project. A CSUN alum by choice and marriage, her husband Richard ’89, MA’92 (History) is her best volunteer.


Nancy Sedano
Administrative Analyst
(818) 677-4938

Prior to joining the Alumni Relations team at CSUN, Nancy worked in the Vice President’s Office of University Relations and Advancement for over two years. Before coming to CSUN, she worked for over a decade as the Director of Special Events for L.A. Family Housing, a non-profit organization assisting the homeless. She has also worked as an Event Consultant for various other non-profits in Los Angeles including EduCare Foundation.  



Rachelle Yousuf '11, MA '15
Manager, Annual Giving
(818) 677-6882

Rachelle is a proud CSUN alumna, earning her B.A. in Liberal Studies in 2011 and her M.A. in English in 2015. She has worked with various nonprofits over the past decade, including serving as the National President of the Women’s National Book Association. Previously, she worked as the Head of Membership at PEN Center USA, a literary arts and human rights nonprofit. Rachelle is happy to be back at CSUN as the Annual Giving Manager, working to increase resources for students across campus.