Board Members

Board Members

Cesar Sanchez, Chairman
Natalie Guillen, Chief Financial Officer
Andrea Haro, Chief Marketing Officer
Natalie Nunez, LBSA Fund Advisor
Alberto Rosales, Co-Director of Scholarship
Griselda Ramos, Co-Director of Scholarship
Jose Guzman, Co-Director of Fundraising
Jackie Millen, Co-Director of Fundraising
David Aguilar, Director of Alumni Engagement
Noemi Paez, Director of Student Relations

Project Managers

Robert Ruelas


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Cesar Sanchez, Chairman

Cesar Sanchez is a Bay Area local who grew up in Oakland. He obtained a B.A in Political Economy from the University of California, Berkeley and proceeded to obtain experience in operations at Premier Nutrition where he helps promote positive nutrition and healthy living. Passionate about empowering underrepresented groups, his involvement with the LBSA Fund was a natural fit. In his free time, Cesar loves to learn languages including German, Portuguese, and recently Java script! He looks forward to use his experience in operations to strengthen the organizations alumni network and expand their impact on both students and alumni.


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Natalie Guillen, Chief Financial Officer

Natalie Guillen has worked for some of the biggest brands including Google, PayPal,and Wells Fargo helping companies define their strategic goals and aligning teams to achieve them. Today, she’s the founder of Advant Coaching, an executive coaching and leadership development company that helps driven, high-performing women to successfully lead their organizations with heart, smarts and guts. Passionate about helping people empower themselves and the Latinx community, Natalie is the CFO of the LBSA Alumni Fund that helps expand educational opportunities thru scholarships. Natalie has a B.S. in Business Administration from UC Berkeley and an MBA from Stanford Graduate School of Business. A native Peruvian, Natalie lives in Southern California with her husband and daughter.


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Andrea Haro, Chief Marketing Officer

Andrea Haro grew up in a suburb near Sacramento before moving to the Bay Area where she graduated with a degree in Business Administration from UC Berkeley. She is currently working at Metric Theory, a Digital Marketing Agency in San Francisco. There she manages SEM strategy & execution across Search, Display, & Video for her portfolio of clients. She loves understanding her client’s business goals and crafting unique digital marketing strategies to drive results for a variety of Lead Generation & eCommerce advertisers.

Andrea’s fondest college memories involve LBSA – it is LBSA that exposed her to a variety of businesses and introduced her to her closest friends. She is excited to be involved as an Alumni and give back to an organization that gave her so much. Outside of her professional life, Andrea loves baking, hunting for amazing restaurants, & running.


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Natalie Nuñez, LBSA Fund Advisor

Natalie Nunez moved to the Bay Area from a small ranch town to attend UC Berkeley and is the first in her family to graduate from a 4-year university. She obtained two degrees in Business Administration and Media Studies and is currently an Associate Product Marketing Manager at Google where she leads Google Play growth in Latin America with Telecommunication and Entertainment partners. Her passion for Latino representation and giving back to her community led her to become Co-Chairwoman of the LBSA Alumni Fund Board and recently switching roles to LBSA Advisor.  She loves working with people, aspires to start her own company someday and is curious in ways to create sustainable business models for non-profits.


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Alberto Rosales, Co-Director of Scholarship

Experienced IT Professional working in the Financial Services Industry. I have spent the last decade working on technical solutions that are efficient and useful in business applications.

As an Engineering student at Cal I joined LBSA because it helped students, from undeserved communities, develop critical career building skills. As a board member I would like to enable current students pursue their own career goals. As LBSA reaches its 20 year anniversary I want the organization to continue to serve, grow, and innovate for the next 100 years.


Griselda Ramos, Co-Director of Scholarship

Griselda grew up in the Central Valley and attended UC Davis where she graduated with a BS in Psychology. Her involvement with the Cal Berkeley LBSA branch began as an undergrad at UC Davis that required her to make lengthy commutes. She is currently working at UC Berkeley as a Grant Analyst and focuses on creating a more sustainable approach towards grant management, compliance, and system workflow. As a student she was an active LBSAer and saw first hand the positive impact of an active alumni network.  As a board member, she hopes to give back to the LBSA community by increasing education opportunities through scholarships.


Jose Guzman and Jackie Millen,  Directors of Fundraising

Currently on-boarding.  We are excited to have Jose and Jackie join the board.  


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David Aguilar, Director of Alumni Engagement

David Aguilar is a proud Salvadoran that was born and raised in Reno, Nevada. They were the first in their family to graduate high school and go on to College. LBSA was pivotal in getting David to Cal  as the group assisted him with his college application.  At Cal, David majored in business administration and focused on art. As a openly Queer, Gender Non-Conforming person David tried to build inclusive spaces within Cal where under served groups can be proud of their differences. David is looking forward to shaping  the corporate world to become more accepting and inclusive to the LGBTQ+ community.  Currently David is an Associate Product Marketing Manager at Google where they lead Marketing for emerging Ad products in the US and emerging markets. 


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Noemi Paez, Director of Student Relations

Noemi Paez graduated from UC Berkeley in 2018 with a degree in Urban Studies. After college, she joined MidPen Housing to work in affordable housing development. The projects she worked on are in the City Menlo Park and the City of San Mateo. Her projects ranged from building 140 to 164 homes per project. For each project, she helped apply for County and State funds, organized community meetings and coordinated with key stakeholders to keep the projects moving forward. After living in the Bay Area for five years, Noemi is moving to LA to live closer to family and seeks to continue working for low-income disadvantaged communities 


Roberto Ruelas, Project Manager

Robert Ruelas, who hails from Reno, NV who made the move to California and received his B.A. from U.C. Berkeley in 2014. Following graduation, Robert began working as a Financial Analyst for Accenture LLP supporting their government contracts in Sacramento, CA where he was responsible for financial reporting and management on the third largest client for Accenture. After being promoted to Senior Analyst in August of 2017, he became solely responsible for several multi-million dollar contracts. In August of 2018, Robert concluded his time at Accenture to join the Investor Group Finance team at Lending Club where he will work on forecast improvements and cost reduction initiatives. After having been positively impacted professionally and socially by LBSA, Robert looks forward to giving back and to improve operational processes.

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