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Rita Pin Ahrens, Executive Director

Rita’s passion for social justice stems from her lived experience as a Khmer-American refugee, her involvement with the International Campaign to Ban Landmines while a college student at Yale University, and her experience observing inequities as a public school teacher. 

Prior to OCA, Rita oversaw research and policy projects for APIA Scholars, the Southeast Asia Resource Action Center, the Campaign for High School Equity, and the National Board for Professional Teaching Standards. Throughout her career, Rita has advocated for policies that improve the social and economic well-being of underserved communities.  

Outside the office, Rita’s interests include learning and performing classical Khmer dance, oil painting, drawing, gardening, and writing poetry.

Rita can be reached at (202)223-5500 ext. 121 or rita.pin.ahrens@ocanational.org.

Ken Lee, Chief Executive Officer

Ken Lee is a former UPSer, having started as a part-time employee while he was in college. Ken retired in 2008 as the Vice President of Security for UPS’ U.S. Operations. He was the first Asian Pacific American (APA) to attain the title of Vice President, and was one of the highest ranking APAs at UPS. A leading activist for Asian community affairs at UPS, Ken served as a mentor and role model for other Asian employees, and served on UPS’s corporate diversity committee.

Ken currently is the immediate past national president of OCA, an Asian advocacy organization that UPS has had a long relationship with. Prior to being elected President, Ken served in several other OCA capacities. Additionally, Ken has served on the Diversity Advisory Council for Georgia Power, one of the nation’s largest generators of electricity and today serves on the Comcast NBC Universal Diversity Advisory Council.

Due in part to his success in his career, his active role in the OCA, and his involvement with many community organizations in the Georgia area, Ken was selected by UPS to be the recipient of the OCA National Asian Pacific American Corporate Achievement Award in 1997. Ken was also honored by "Who’s Who in Asian American Communities” 2006, Outstanding 50 Asian Americans in Business 2006 and LEAP’s Leadership Awardees in 2009.

Ken was born and raised in San Francisco, CA. Ken’s parents and grandparents emigrated from the suburbs of Guangzhou, China in the early 1900s. He now lives in Duluth, GA with Ashley and their daughter, Vincy.

Ken can be reached at KLee@ocanational.org.

Kelly Xu Tian, Manager of administration

Kelly Tian has been with OCA - Asian Pacific American Advocates for 15 years. Born and raised in Beijing, China, she moved to United States in 1996 with her husband. 

Currently, Kelly resides in Columbia, Maryland with her husband and younger son, who is a sophomore at Oakland Mill High School. Her older son is re-settled nearby her home. Kelly’s daily job is to oversee the OCA financial books and office day-to-day operating. Kelly also ensures the administration of the organization's invoices, revenue processes, and Tax Auditing. 

Kelly can be reached at (202) 223-5500 ext. 112 or KXTian@ocanational.org.


Marie Nguyen, Senior DEVELOPMENT manager

Marie Nguyen is the Development Manager at the OCA National Center. In her capacity, she works to support the development of the organization through coordinating fundraising and special events. Marie also works very closely with OCA's Business Advisory Council. In her capacity, she hopes to grow OCA as a national organization and continue to uplift and bring visibility to the APA community.   

Rooted in Southern California, Marie is the youngest of nine siblings in her big and boisterous family. Her experience of growing up in a Vietnamese immigrant family has inspired her to build and gain more understanding of advocacy to help future APA generations. She is a graduate of the University of California, San Diego where she pursued a degree in Political Science – Public Law.  

Her experience as a past OCA intern has truly helped shape the way sees the world today, for the better. Marie wants to continue to explore and discover more about the APA climate and seeks to learn more about justice and the incredible amount of work it takes to advocate on behalf of the APA community.   

Marie’s interests are cooking, baking, ice-cream, tennis, and binge watching Netflix.   

Marie can be reached at (202) 223-5500 ext. 122 or MNguyen@ocanational.org.


Andrew Lo, Senior Program manager

A Kansas City native, Andrew Lo is the Youth Programs Manager at OCA - Asian Pacific American Advocates. In his role, Andrew engages the next generation of Asian Pacific Americans by coordinating OCA's national Internship, APA Y: Advocate, and APIA U: Leadership Programs. 

Prior to joining OCA, Andrew managed programs and operations for the Conference on Asian Pacific American Leadership (CAPAL) working to encourage Asian American and Pacific Islander participation in public service. Andrew double majored in Philosophy and Biology at Saint Louis University. Outside of the classroom he served as president of SLU’s Asian American Association connecting AAPI communities and working to promote social justice for all. He also help to establish Forte, an organization dedicated to providing Saint Louis schools with tutors, instruments, and other resources needed to facilitate an education in music.

Growing up in his family's restaurant fostered Andrew's love for creating and consuming food. Andrew can also be found making music, invading the privacy of others with a camera, and generally causing a ruckus.

Andrew can be reached at (202) 223-5500 ext. 115 or Alo@ocanational.org

Stephanie Wong

Stephanie Wong, Senior Policy and chapter development manager

Stephanie Wong is OCA’s Senior Manager of Policy and Chapter Development. In her role, Stephanie oversees OCA’s policy priorities and advocacy efforts. Stephanie directly handles OCA’s tech/telecomm policy portfolio and census outreach efforts. Stephanie also acts the liaison between chapters, members, and the OCA National Center.

Stephanie previously worked at the Joint Center for Political and Economic Studies working on diversity and tech issues that would impact communities of color. Stephanie currently serves as the President for the Washington, D.C. chapter of Filipino Young Professionals (FYP-DC). In addition, Stephanie is an alumna of the Asian Pacific American Institute of Congressional Studies (APAICS) and was placed in the office of Congresswoman Bordallo, the Delegate for Guam.

Stephanie graduated from the University of Florida with a Bachelor of Arts in Political Science and double minors in English and Asian American Studies. While at UF, Stephanie was heavily involved in student activism and worked to bring the Asian American Studies minor for the first time to a college campus in Southeast. Stephanie also worked to develop the AANHPI community in the Southeast, forming the Florida Asian American Student Union (FAASU).

In her free time, you can find Stephanie at the gym, Yelping, or trying to squeeze a trip into her schedule to a new destination that she's never been to before.

Stephanie can be reached at (202) 223-5500 ext. 120 or SWong@ocanational.org.

Thu Nguyen, Communications manager

Thu Nguyen serves OCA National as the Communications Manager. A graduate from Rice University with a degree in Chemistry and Sociology, Thu found her way into the nonprofit sector in college when OCA-Greater Houston invited her to talk about Asian American body image at their TEA Talks. Then, as the president of the Vietnamese Student Association, she partnered with OCA-GH for the VSA’s annual College Leadership Workshop for low-income high school students, fell in love with the organization, and interned there as the social media manager and college programs co-coordinator.

In her capacity, Thu produces print and digital content to keep the community updated and advance organizational objectives. Formerly a freelance content creator, she hopes to bring her artistic direction to OCA’s magazine, social media, and other platforms to push information design for social advocacy organizations.

With her spare time, she focuses on the intersection of advocacy with small businesses. She believes in utilizing the private sector to promote the nonprofit/public sector, which developed out of her experience in community organizing for a local hospitality group. You can find her exploring how to spacemake via thudawin.org.

Thu can be reached at (202) 223-5500 ext. 119 or TNguyen@ocanational.org.


Sina Uipi is the first Pacific Islander Civil Rights Fellow at OCA - Asian Pacific American Advocates. She is a first generation Tongan-American woman from Los Angeles, California, and is passionate about serving and representing her community.

In her capacity, she works in the policy department, assisting with advocacy efforts in Immigration, Education, Census, and Technology/Telecommunications. She hopes to gain as much knowledge and experience as possible, so that it may continue to foster her personal and professional development in strengthening the Pacific voice on a national level. Sina earned her bachelor's degree in Political Science at San Francisco State University, with two Minors in Counseling and Women Studies. Prior to her relocation to D.C., she worked as a Project Specialist in the public health field in LA, where she developed a Tongan specific health curriculum that not only engaged Tongan community members, but impacted Samoan and Asian American communities as well.

Most of her professional experience has been in the nonprofit sector, specifically with Asian American Native Hawaiian Pacific Islander organizations, and leadership development programs. She comes from a strong foundation of family and friends, and applies her Tongan values to her work and relationships.

Sina can be reached at (202)223-5500 ext. 116 or SUipi@ocanational.org

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lumi youm, program associate

Lumi Youm is the Program Associate at OCA - Asian Pacific American Advocates. Here at the National Center, she coordinates the professional and leadership development programs including MAAP (Mentoring Asian American Professionals), B3: Build, Breakthrough, Believe, and the AAPI Womxn’s Initiative.

She  comes to OCA by way of Seoul, South Korea; Columbus, Georgia; and Western Massachusetts. She is an alumna of Amherst College (Class of ’18), where she majored in Asian Languages and Civilizations. She spent her undergraduate years delving into her deep interest in the political, cultural, and social history of Asia. Outside of the classroom, she explored numerous of doing work for the social good, interning at several nonprofits overseas and in the U.S.

Lumi’s ideal day would include: trying a new recipe, spending some quality time at the gym, getting absorbed in a new book, and meeting a cute dog.

Lumi can be reached at (202) 223-5500 ext. 114 or Lumi.Youm@ocanational.org.



Kent Tong is the Program Coordinator Fellow at OCA - Asian Pacific American Advocates. In his role, Kent coordinates the organization's youth and college programs, including OCA's Internship, Gold Mountain Scholarship, APA Y: Advocate, APIA U: Leadership, and COMPASS.

He was born and raised in Destrehan, Louisiana to Vietnamese refugee parents. An alumnus from Loyola University New Orleans, majoring in Studio Art and minoring in Film Studies, Kent dedicated his time outside the classroom to various Vietnamese-interest organizations. It's through his experience as Executive Director of Camp Delta and President of the Union of Vietnamese Student Associations Gulf Coast where Kent developed an interest in youth leadership and professional development.

Prior to joining OCA, Kent was a Jubilee Project Fellow during the summer of 2017 and Disney College Program Cast Member during the fall of 2014. In his free time he loves watching movies in theatres, usually one or two every weekend, and occasionally writing reviews on his personal blog.

Kent can be reached at (202) 223-5500 ext. 118 or Kent.Tong@ocanational.org.