Chief Executive Officer
John is a seasoned leader who invests in people first. With more than 35 years of business experience, John leads Signet Accel in its continued expansion and growing portfolio of national and international clients. Most recently senior vice president of Core Solutions, Inc., a leading electronic health records software company in Chicago, Raden’s 17 years in healthcare and technology include global leadership positions with industry organizations Netsmart, Sequest Technologies and The Echo Group.
Executive Vice President, Sales and Marketing
Brenda is a customer-driven executive with a passion for the role of technology in advancing healthcare. She leads sales and marketing at Signet Accel, expanding our client portfolio and further establishing the brand as a leader in healthcare technology. With more than three decades in both business and behavioral healthcare, Brenda’s experience includes national leadership positions with Netsmart and The Echo Group. Most recently a senior sales executive at Core Solutions, Inc., she secured the largest commercial sale in the history of the company. Brenda’s commitment to understanding customers’ needs—from pre-purchase to post-contract—makes her an inimitable addition to the team.
Director of Engineering
Mark is a highly-skilled technologist with a faculty for sharing his knowledge with the non-technical crowd. One of the original engineers of Avec®, he now oversees all engineering efforts at Signet Accel including: Data Integration, Data Modeling, Architecture, UI/UX design, Security, Testing and QA. Mark previously served as a Biomedical Informatics Software Developer at the Wexner Medical Center in The Ohio State University Informatics Research and Development Unit. While there, he served as technology lead and lead developer on many projects, including Total Cancer Care and openMDR. Mark is a graduate of The Ohio State University in both Physics and Computer Science.
Executive Vice President, Operations
A seasoned healthcare IT executive with nearly 30 years’ experience, Mike leads all aspects of the delivery team at Signet Accel, including engineering, project management and client service. He oversees all operations for the company, including a team of engineers, analysts, subject matter experts, project managers, and client engagement specialists—all working together to ensure a tailored and successful experience for our clients. Mike holds a Master’s Degree in Science and Administration from Central Michigan University and an undergraduate degree from Miami University. Prior to joining our team, he was the Director of Application Support and Development in the Information Technology Department at OhioHealth, establishing interoperability between healthcare IT systems.
Philip R. O. Payne, PhD, FACMI
Chief Science Officer, Signet Accel
Dr. Payne co-led the formation of Signet Accel and the creation of the Avec® platform during his tenure as Professor and Chair of the Department of Biomedical Informatics at The Ohio State University, College of Medicine. Dr. Payne is an internationally-recognized leader in the field of clinical research informatics and translational bioinformatics. He is the author of over 175 publications, including several seminal reports that have served to define a new sub-domain of biomedical informatics theory and practice specifically focusing upon clinical research applications. Dr. Payne currently serves as inaugural director of the Institute for Informatics at Washington University School of Medicine in St. Louis.
Peter J. Embi, MD, MS, FACP, FACMI
Chief Medical Officer, Signet Accel
Dr. Embi co-led the formation of Signet Accel and the creation of the Avec® platform. A leader in medicine, academia and business, he is an acclaimed rheumatologist and an internationally-recognized researcher and educator in the field of clinical research informatics with numerous publications, presentations and innovations. Formerly chair of the Department of Biomedical Informatics at The Ohio State University, Dr. Embi is currently president and CEO of the Regenstrief Institute, professor of medicine and associate dean for informatics and health services research at Indiana University School of Medicine, vice president for learning health systems at Indiana University Health and chair-elect of AMIA.