What We Do
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Cutting Edge Clinical Research Trials
Bringing the latest clinical research trials to the Rolling Hills Estates, CA
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Diversity & Inclusion
Removing the health care disparities in our communities by bringing treatment options to a growing and diverse population.
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Volunteer Participation
We're always looking for people to help us advance medicine by participating in our clinical research trials.
Alissa is a board-certified family nurse practitioner with extensive experience in clinical research across pediatric, adolescent, and adult populations. As an Investigator at PRA, she leverages her expertise to support diverse areas of clinical trials to support advancements in healthcare.
Dr. Sher completed his medical degree at the University of Utah School of Medicine (1983) and residency in pediatrics (1987) and fellowship in allergy and immunology at the University of California Los Angeles. 
Leigh Ann is a board licensed family nurse practitioner. She serves as a research sub-investigator for many of our studies at Peninsula Research Associates. Her primary focus is on food allergy treatments, eczema, asthma and COVID-19 vaccines and treatments.
As Chief Financial Officer, Renée manages all cost, managerial, and financial accounting for Peninsula Research Associates. She is responsible for the day-to-day administration of accounts receivable, accounts payable, payroll, benefits, and human resources. In addition to assisting management with important financial decisions, Renée also prepares forecasts, budgets, and financial statements. Renée’s expertise includes determining ways to reduce costs and meeting the legal requirements to keep the financial state of Peninsula Research Associates in good standing.
Debbie Cappy began working with Dr. Sher in 1991 and has played a key role in over 300 clinical research trials. Debbie’s areas of expertise include allergic rhinitis, asthma, attention-deficit/hyperactivity disorder, autism, chronic obstructive pulmonary disease, diabetes, hypercholesterolemia, infectious diseases, otitis media, pain management, sleep disorders, vaccinations, women’s health, and, most recently, COVID-19 vaccinations and treatments.
Monika manages the research coordinators and research assistants at Peninsula Research Associates. She also currently works on PRA’s trials in the following areas; COVID-19 and non-COVID-19 Vaccines, COVID-19 Monoclonal Antibodies, Quality of Life/Exercise Capacity asthma, atopic dermatitis and eosinophilic esophagitis. She helps the PRA team maintain a high level of patient care while ensuring our research goals are being met.
Heather has been working as a clinical research coordinator at Peninsula Research Associates since 2017. She currently devotes her time to PRA’s phase III trials, focusing primarily on asthma, atopic dermatitis and diabetes studies. Heather helps maintain a high level of patient care while ensuring our research goals are being met.
Kristen joined the PRA team as a clinical research coordinator in 2018. She primarily works with Oral Immunotherapy (OIT) food allergy trials, including peanut and egg allergy studies. Her study on Palforzia just got approved by the FDA! She will soon be leading a study involving OIT multi-food allergies. Additionally, Kristen’s areas of research include asthma, atopic dermatitis, COVID-19 vaccines, COVID-19 antibody treatments, and pneumococcal vaccines.
Paige began working as a clinical research coordinator at Peninsula Research Associates in 2020. Since joining our team, she has worked on various clinical trials, including COVID-19 antibody treatment studies, a phase II recombinant protein COVID-19 vaccine study, a phase I mRNA COVID-19 vaccine study and a phase III pneumococcal vaccine study. Paige is passionate about helping patients receive quality healthcare through clinical research.