Ms. Antoinette Williams is the founder and Chief Executive Officer of Williams Consulting LLC. She is a customer focused, technically astute, Health IT Operations strategist with a stellar reputation in directing large-scale Health IT programs and improving processes to maximize efficiency, productivity, quality, and financial results. With over 25 years of experience in successfully implementing Federal, State and Local mandates in the Commercial and Public health care sectors, she has focused on evaluating legislative mandate impacts, ensuring compliance, and leveraging policy and technology to mitigate plan performance risk. 


Ms. Williams’ Health IT program experience includes the successful implementation of over 20 large-scale innovative technology solutions in support of mandated Federal Legislation at the Centers for Medicare and Medicaid Services (CMS), on time and within budget.  This includes full life-cycle software development efforts and systems integration efforts in support of both the launch of the Medicare Prescription Drug Act (Part D) and The Accountable Care Act (ACA).  Her health plan/payer operations experience includes responsibility for a high performing claims payment operation, including Coordination of Benefits (COB), fraud and abuse, and medical review for coding and quality of care discrepancies. She has extensive experience in leading public health, population health, health disparities, and scientific research projects.


Ms. Williams has extensive experience leveraging information technology best practices to mobilize and lead high performing teams required to drive outcomes within complex stakeholder environments. She has received numerous corporate awards for program excellence in delivery and execution. Prior to starting her own business, Ms. Williams served as the CMS Program Executive for Northrop Grumman Corporation Health Solutions Management and a Consulting Director and Program Manager for CGI Federal. Ms. Williams also served as the Director of Managed Care Operations at CareFirst Blue Cross Blue Shield. Ms. Williams has a Master of Business Administration from Loyola College, Baltimore, Maryland and she is a Certified Professional in Health Information Technology. ​Ms. Williams is a five-term former Board Member for the National Capital Area Healthcare Information and Management Systems Society (HIMSS).

Antoinette Williams, Founder & CEO



Mary Warren, Vice President of Operational Excellence

Ms. Mary Warren is Williams Consulting, LLC’s Vice President of Operations.  Ms. Warren is a process focused program manager with over twenty-five years of progressive experience in business and information technology process development and management in the healthcare and financial industry. Ms. Warren has a proven track record of building successful enterprise Program Management Office, Vendor Management and Quality Assurance Programs (processes and tools) from the ground up within aggressive time frames. She has successfully implemented CMMI Level 3 project delivery processes across multiple software development, operations and maintenance projects resulting in numerous superior customer satisfaction scores.     


Ms. Warren has nine years of Federal Contracting experience working in both small business and large business settings.  Ms. Warren has overseen the implementation and execution of existing and new government IT contracts for the Centers for Medicare & Medicaid Services (CMS) with management responsibilities for Task Order contracts from initiation to closeout; meeting technical, schedule and financial requirements; directing and/or supervising personnel; customer management, risk management; and subcontractor oversight.


Ms. Warren has a Master of Business Administration from the University of Pittsburgh, and a Master of Public Administration from the University of Baltimore.  Additionally, Ms. Warren has a Master’s Certificate in Information Technology Project Management from George Washington University/ESI.  Ms. Warren is a certified Project Management Professional.​


Dr. Erika Copeland, Director of Corporate Strategy,
Growth, and Operations

Dr. Erika Copeland is the Director of Corporate Strategy, Growth, and Operations for Williams Consulting, LLC. She is an evidence-based public health professional with over 20 years of progressive leadership experience in Program and Project Management in the Healthcare Services, Public Health, Behavioral Science, and Clinical Research and Clinical Trials sectors. Dr. Copeland has worked with and led multi-disciplinary teams supporting academic institutions, global corporations, community-based and non-governmental organizations, and governmental agencies, including the Centers for Disease Control and Prevention (CDC), National Institutes of Health (NIH), and the Department of Defense (DoD).

Dr. Copeland’s public health research experience includes planning and implementing program evaluation activities, including stakeholder engagement, evaluability assessments (EA), data collection and analysis (i.e., environmental scans, needs assessments interviews, focus groups, etc.), and capacity building through training and technical assistance. She has extensive experience translating and presenting research findings and information into health communications and training materials, reports, actionable practice, and recommendations to improve health outcomes and inform decision making. Her areas of expertise include behavior health, social determinants of health, social ecological model, chronic diseases, maternal and child health, community health, health disparities in minority populations, and youth and interpersonal violence

Dr. Copeland also has implemented and led teams for 100+ clinical trials in Cardiology/Vascular Diseases, Endocrinology, Gastroenterology, Hematology/Oncology, Nephrology, Neurology, Nutrition, Obstetrics/Gynecology, Psychiatry/Psychology, and Socio-behavioral therapeutic areas. She has proven success in recruiting and educating practitioners, participants, and participant caregivers in clinical trials. She has extensive leadership experience in building and managing global Clinical Project Management teams on cross-functional pre-launch, maintenance, closure, post-launch, monitoring and auditing of clinical trials and research activities. 

Dr. Copeland holds a PhD in Public Health, with a focus in Community Health and Education; a Master of Public Health, a Master of Business Administration (MBA); and a Bachelor of Science in Biology and Chemistry. She is and has served as a member of a number of professional organizations, including the American Public Health Association (APHA), American Evaluation Association (AEA), Atlanta Area Evaluation Association (AaEA), and Emory Rollins School of Public Health Community Assessment Board. She is also a mentor for new and upcoming Public Health Professionals.