Staff Directory

The dedicated staff of the Ohlone Student Health Center is responsible for the planning, implementation, and evaluation of the STEP up Ohlone initiative.  We are a tight-knit family who take care of each other and are here to do the same for the Ohlone campus population. 


Catherine Hayes, BSN, MPH, FNP
Director, Student Health Center

Catherine Hayes is the new director of Student Health at Ohlone College. Catherine studied nursing at Georgetown University School of Nursing and Health Sciences before serving as a commissioned officer in the United States Navy Nurse Corps for seven years. In 2010 upon completion of her Masters of Public Health at the Johns Hopkins Bloomberg School of Public Health she accepted a position with the Non-Governmental Organization Doctors Without Borders, and completed emergency humanitarian missions in Sudan, Democratic Republic of Congo, Central African Republic, Syria, and Haiti. In 2014 she relocated to Boston, MA where she worked with the non-profit organization Boston Healthcare for the Homeless Program. Catherine’s professional interests include health equity and health education. At Ohlone College she hopes to expand mental health services, sexual and reproductive health services, and preventative care.


Rosemary O’Neill, MA, MFT, Life Coach
Coordinator of Personal Counseling and Life Coaching Services
Rosemary is a Licensed Marriage, Family Therapist, and Professional Certified Life Coach (PCC). Rosemary developed this program and is now in her 9th year at Ohlone College, providing support and services to students, faculty, and staff. Rosemary has a breadth of experience working with and supporting students, who want to embark on a positive course of personal discovery, overcome blocks to achievement, realize goals and successfully navigate transitions and change. If everything is going great, students may want to see Rosemary for Life Coaching, to help you stay on your course of action and plan for future success.





Janet Quijas
Office Manager
Janet has been the Office Manager at Ohlone College Student Health Center since 1998. As the first contact for most students who walk through the door, she is responsible for ensuring that our operations run smoothly and students are able to been seen for health care services in a timely manner. In her role, she will also oversee the STEP up Ohlone grant budget and provide administrative support for the program. Janet was part of the first graduating class of Evergreen Valley College in San Jose where she majored in Speech Pathology. She enjoys working at Ohlone and witnessing the growth of students, especially as they matriculate to 4 year universities and pursue their career goals. Janet is the proud mother of 5 children, several of whom attended Ohlone College, and an even prouder grandmother of two.





Jessica Lopez
Medical Assistant/Birth control counselor/HIV tester
Jessica Lopez is a Medical Assistant / Birthcontrol counselor / HIV tester. She has been working at the Ohlone Student Health Center for eight years now. She also works at the front desk making appointments answering calls. Loves to Help Ohlone students and staff with any questions regarding the Health Center. Jessica received her Medical Assistant certificate with ABCi: American Business College International in 2003. She received a Family Planning Basics Certificate with Center for Training in 2008. She also is a Mother has a twelve-year-old daughter named Monika.When Jessica is not working she is spending time with her family if it’s not at home it is on the soccer fields cheering her daughter on. she is also expecting a son on the way and is excited to add to her little family.






Sang Leng Trieu, DrPH
Project Director – STEP Up Ohlone
Sang is the Project Director for STEP Up Ohlone where she oversees the planning, implementation, and evaluation of the program. She started her tenure at the Ohlone Student Health Center in 1999, and in the last 17 years has held several roles leading health education and research activities. Her work in institutions of higher education spans five campuses in Northern and Southern California, serving as faculty and in student affairs roles. Sang serves on the steering committee of the California Adolescent Health Collaborative. She holds two graduate degrees (MPH, DrPH) in public health. Sang is a marathon runner and enjoys traveling, napping, and getting her daily dose of Coffee Bean and Tea Leaf.

Roger Leu,
Student Engagement Coordinator – STEP Up Ohlone
Sang is the Project Director for STEP Up Ohlone where she oversees the planning, implementation, and evaluation of the program. She started her tenure at the

Kelly Bui
Digital Content Coordinator – STEP Up Ohlone


We appreciate the following former staff’s contributions toward the STEP Up program. Check out our champions!

Sally Bratton, RN, FNP, PA-C





Andy Kreiss





Joy Garcia, RN, BSN, PHN 







Luwissa Wongluwissa