Our Team

Our Founders

Vishnu Nitta

Chief Executive Officer

Vishnu Nitta

Chief Executive Officer

Vishnu began his clinical research career after earning a Master's degree in Medical Sciences from Boston University. Beginning with his thesis, "The Role of Epigenetics in the Treatment of Alzheimer's Disease," Vishnu has been a fervent advocate of proactive approaches to bettering neurodegeneration. He has spent the last decade working in various roles in the clinical research industry with the mission of advancing medical treatments for all indications. Vishnu has operated research protocols from both the patient-facing site operations level and the project management element. Prior to founding Arrow Clinical Trials, Vishnu served as a co-founder / operator in another clinical research venture and as an executive consultant assisting research centers optimize their growth strategy.

David Billmeier

M.D., Chief Medical Officer

David Billmeier

M.D., Chief Medical Officer

David Billmeier, M.D., Chief Medical Officer

David Billmeier, M.D. is a board-certified Family Medicine and Hospice and Palliative Medicine doctor. He has been serving the greater Daytona area for over 25 years not only in his private practice, but also as Medical Director for Volusia Health Network with Halifax Health Hospital, and as a medical consultant for NASCAR and Porsche Racing. Dr. Billmeier has been involved in clinical research as both a principal investigator and sub-investigator for the past 10 years covering a broad range of therapeutic areas including central nervous system (CNS) with specific expertise in neurodegenerative disorders, metabolic and endocrine disorders, psychiatric disorders, dermatological disorders, and cardiological conditions to name some conditions of particular interest.

Executive Team

Desiree Martinez

VP, Business Operations

Desiree Martinez

VP, Business Operations

Desiree has over 18 years of operational experience in complex regulatory environments including banking, medicine, cyber security, and clinical research. She has been responsible for digesting nuanced regulations and developing business strategy to provide adherence and operational efficiency. Using this experience, Desiree provides operational oversight and direction for the research site as a whole, supporting and linking processes among all departments.

Erica Mayer

VP, Clinical Operations

Erica Mayer

VP, Clinical Operations

Erica has worked in the field of clinical research since 2017. Throughout her research career, Erica has gained experience in a variety of areas crucial to the operation of research sites. She has taken on multiple roles, often concurrently, including: acting as coordinator and rater on studies, creating and modifying source, recruiting and retaining subjects, processing and shipping labs, and handling regulatory affairs (including study start-up and monitoring visits/query resolution). She has also trained and supervised other researchers in all of these roles. Using her experience, she excels in leading clinical teams with high attention to setting and meeting KPI's.

Ram Nitta

VP, Project Management

Ram Nitta

VP, Project Management

Trained as an engineer, Ram brings a systems approach to problem solving, process optimization and project management. With a background in Lean Six Sigma methodologies, Ram is always seeking to improve industry technology solutions and remove waste and variation from traditional clinical processes.

Clinical Research Team

Susan Black

Clinical Research Coordinator

Susan Black

Clinical Research Coordinator

Susan has enjoyed working in clinical research for last 13 years. On her time outside of the office, she enjoys playing pickleball a few times a week with friends. Susan has three sons and happy to finally have a daughter in law in the family!

Andrew White

Clinical Research Coordinator

Andrew White

Clinical Research Coordinator

Andrew is a Florida native; Born at Halifax. He has been working locally in research for over 10 years. Andrew loves his dog Lydia and likes to take her on bike rides.

Dr. Michael Sadler

Rater

Dr. Michael Sadler

Rater

Dr. Sadler is a research psychologist with over 20 years of assessment experience in neurology and psychiatry clinical trials. He previously developed training for clinical trial raters across multiple indications and is a clinical consultant in the dementia program for a global clinical research organization. In his spare time, he can be found paddleboarding, playing the guitar, or travelling to far flung destinations.

Shawn Goepfert

Community Ambassador

Shawn Goepfert

Community Ambassador

Shawn can be found in community when he is not recruiting patients. He is a mainstay in the Greater Daytona Beach service clubs and currently serves as a board member of the Miracle League of Volusia. He loves to volunteer his time coaching youth flag football.

Maria Loushin

Regulatory

Maria Loushin

Regulatory

Maria has over 20 years of experience in the medical field and specifically 10 years in clinical research. Maria loves working in an industry that can truly help the individual who needs it the most while advancing research. She is originally from Brooklyn, NY and moved to Florida with my husband and 3 children in 2020. Her heart belongs to the NY Rangers and NY Yankees.

Morgan Smith

Clinical Research Coordinator

Morgan Smith

Clinical Research Coordinator

Morgan has been an RN for 3 years and recently made the transition from the neonatal intensive care unit to research. She enjoys traveling, playing pickleball and spending time with her 1 year old chocolate lab named Oakley.

George Beauchamp

Recruiting Team

George Beauchamp

Recruiting Team

George was born on a chicken farm in the wild uplands of Central Florida which gave him a profound appreciation of the chicken’s distant ancestors, dinosaurs. He passionately pursues education on the paleontological past, but at Arrow he hopes to make a mark on the future by imbuing everyone he speaks to about the importance of clinical research and its impact on creating a better tomorrow. When he is not educating prospective participants, he actively hosts, and participates in, Dungeons and Dragons groups.

Our Team

Our Founders

Vishnu Nitta

David Billmeier

Executive Team

Desiree Martinez

Erica Mayer

Ram Nitta

Clinical Research Team

Susan Black

Andrew White

Dr. Michael Sadler

Shawn Goepfert

Maria Loushin

Morgan Smith

George Beauchamp

Contact Details

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