Our Team
At Tigermed US, Our
Team is the Heartbeat of
Our Success
Jessie Mao, MD, PhD
President of Tigermed America LLC
With over 20 years of clinical research experience, Jessie is a seasoned industry veteran who has led more than 300 Phase I-IV clinical studies and supported the registration of over 600 drugs and devices globally and regionally. After earning her Master’s and PhD from Iowa State University, Jessie has held diverse roles across all levels of the industry. Since 2019, she has served as the Board Director of Tigermed USA, where she has successfully grown the company from a team of one to a thriving organization of industry-leading professionals under her leadership.
Britney Winterberger
Senior Clinical Project Director
Clinical Operation
With over 17 years of clinical research experience, Britney is an oncology expert who has led hundreds of Phase I-IV clinical studies across most solid tumor and hematological oncology indications. She has
extensive experience with innovative therapies, including protein regeneration medicine, personalized cancer vaccines, oncolytic viruses, bi-specifics, and other First-In-Class treatments. She has overseen
BLA submissions for several groundbreaking studies, contributing to the successful advancement of novel therapies.
In addition to her oncology expertise, Britney has extensive experience in non-oncology therapeutic areas, including endocrinology, hematology, pediatrics, nephrology, vaccines, gastroenterology, rare
diseases, and dermatology. Her diverse background enables her to apply best practices across multiple disciplines, ensuring high-quality clinical trial execution.
Her experience spans from small to large CROs, as well as working with both small biotechs and large pharmaceutical companies. This breadth of experience allows her to adapt her team’s working style to each
unique client, ensuring they are served with excellence. Since 2021, she has been the Senior Project Director at Tigermed, where she leads a team of over 200 clinical research professionals, driving the
development of life-changing therapies for patients worldwide.
Chris Hay
Clinical Project Director
An accomplished leader with nearly two decades of clinical research expertise, Chris has directed the delivery of complex clinical trials across oncology and a diverse range of therapeutic areas, including
dermatology, endocrinology, metabolic diseases, rare diseases, hematology, and ophthalmology. His career spans multi-country global trials and US-only studies, where he strategically manages critical paths,
key milestones, and compliance with industry standards to drive project success.
Chris excels at leading multidisciplinary teams across Clinical Operations, Regulatory Affairs, Data Management, and Safety, fostering collaboration among experts to advance innovative therapies. His
experience also includes tailoring patient identification programs and site start-up strategies for oncology trials while applying cross-disciplinary insights from non-oncology studies to optimize trial
execution.
With a proven track record of supporting clients ranging from large global pharmaceutical companies to small biotech startups, Chris understands the unique needs of each partner. He adapts processes,
communication, and risk management strategies to align with client priorities, whether navigating complex global trial logistics or fast-paced early-phase studies. His expertise spans budgeting, vendor
oversight, and the development of study management plans that balance scientific rigor with operational efficiency.
Committed to advancing life-changing therapies, Chris has contributed to milestones in groundbreaking clinical studies across multiple disease areas. His dedication to enhancing research quality and patient
outcomes, combined with his strategic leadership, positions him as a trusted partner in the clinical research community.
Cooper Anderson
Associate Director, Business Development; US Business Development Lead
Since joining Tigermed in January of 2023, Cooper has led Tigermed America’s Business Development team along with supporting Tigermed’s commercialization/marketing efforts with a focus on driving the growth of Tigermed’s business within the United States. Upon graduating from Baylor University, Cooper has dedicated his professional career to the clinical research industry where he has gained valuable experience in clinical development strategy and operations at Global Contract Research Organizations and Integrated Research Site Organizations. Cooper is motivated his passion for medical innovation and an overwhelming desire to help bring new treatment options to patients around the globe in the most efficient & cost-effective manner possible.
Daniel Yang, MD
Head of MM&PV
Dr. Yang has 36 years of experience in clinical practice and research and in pharmaceutical R&D across large global CROs, leading pharma companies, and innovative biotech start-ups. He is recognized as an expert in medical and safety data monitoring for new drug clinical trials. He has an excellent track record of leading high-performing, cross-functional medical surveillance teams, contributing to multiple successful NDA/BLA approvals in the US, EU, Japan, and China. Dr. Yang’s other expertise includes post-approval risk management and strategic communication with health authorities like the FDA, EMA, and NMPA.
Guangbin Peng
VP, Biometrics; Managing Director of Tigermed-BDM
With over 20 years of pharmaceutical industry experience, Guangbin has extensive experience as a biostatistician supporting statistical design and analysis in clinical research ranging from early phase
studies to data analysis for real-world evidence generation. His expertise focuses on phase I-IV oncology clinical trials and NDA submission. Besides oncology, he also worked extensively in CNS drug
development covering neurological and mood disorders.
Guangbin has been leading the Tigermed US biometrics team since 2018 after earning both M.S. and M.B.A from Purdue University. Under his leadership, the US biometrics team has grown substantially and provided
high equality services in biostatistics, statistical programming and data management to the diverse biopharmaceutical clients
Fiona Fei
Project Associate Lead &Project Manager
Fiona Fei is a highly skilled Project Manager with extensive clinical expertise and academic excellence, who has been with Tigermed for seven years. She holds a Master’s degree in Public Health from The
Chinese University of Hong Kong and a Bachelor’s degree in International Nursing from Hubei University of Chinese Medicine, in collaboration with Winston-Salem State University in the United States. Fiona is
also a licensed Registered Nurse.
Fiona has a wealth of experience in managing clinical studies across various therapeutic areas, including oncology, cardiology, respiratory diseases, dermatology, and early healthy subject clinical trials,
demonstrating her strong commitment to advancing clinical research. Her professional qualifications, including certifications in ACRP CCRA and ACRP PM, further solidify her expertise in the field.
In addition,she currently oversees the Project Assistant team that provides 24/7 support across the APAC region, ensuring seamless coordination and communication for clinical trials. This team plays a crucial
role in supporting project teams and contributing to the success of various clinical studies, enhancing the efficiency and effectiveness of clinical trial operations in the global region.