Senior Leadership Team
Chief Executive Officer
Ms. Drexler is a community leader who believes businesses see the greatest success when they help to strengthen the communities they serve. She served as chair of the board of directors of Florence Crittenton Services of Colorado and on the Women’s Leadership Council for United Way of Greater Atlanta. Ms. Drexler was also a member of the Atlanta Heart Walk Executive Cabinet for the American Heart Association. She served for two years as the chair of the American Heart Associations Heart and Stroke Walk, and she currently serves on the national board of directors of Dental Lifeline Network as well as on the board of Mile High United Way and the Denver Metro Chamber of Commerce.
Ms. Drexler was honored with the DBJ Most Admired CEO award in 2020 and led the organization through COVID with minimal disruption, no layoffs, and contributed $30 million of COVID response to all stakeholder groups.
Greg Vochis, CPA
Chief Financial Officer
Chief Growth Officer
Adeeb Khan, MBA
Chief Impact Officer and Executive Director, DDCO Foundation
Brad T. Guyton, DDS, MPH, MBA
Chief Dental Officer
Kelli Clifton Ogunsanya, MHA
Chief Operating Officer
Kelli Clifton Ogunsanya serves as the Chief Operating Officer of Delta Dental of Colorado where she is responsible for claims processing operations, call center operations, project governance, and provider relations.
Prior to her current role, Kelli served as the Chief Operating Officer of STRIDE Community Health Center, a network of 16+ primary care, dental, and behavioral health centers across the greater Denver community. With a background in healthcare operations, Kelli’s leadership includes care transformation, operational efficiency, and value-based care.
Kelli earned a Bachelor of Science in Public Health at the University of North Carolina Chapel Hill and a Master of Health Administration degree from The Ohio State University College of Public Health. Internationally, she has studied and worked in South Africa, Liberia, and Ethiopia.
Kelli is a published author and member of the 2016 Class of Leadership Georgia. Locally, she is an Adjunct Professor at Metropolitan State University’s College of Health and Applied Sciences, serves as the Health and Human Services Facet Chair for the Denver Chapter of the Links Incorporated, and is a Board Member for the Center for African-American Health.
Stacy Abel, SPHR, SHRM-SCP
Chief People Officer
Stacy Abel serves as the Chief People Officer at Delta Dental of Colorado. In this role, she leads the human resources and learning and development teams, in addition to championing a strong People First culture. Prior to joining Delta Dental of Colorado, Stacy spent 13 years at Craig Hospital where she was integral to all aspects of people-focused strategic initiatives including HR, talent acquisition, compensation/benefits, occupational health, people analytics, and training and development initiatives within the 1,100-employee organization.
Stacy has 20+ years of experience leading all facets of a human resources organization, prioritizing employee development, leadership around inclusion, equity, and diversity, and a shared commitment to the community.
Stacy has a master’s degree in organizational leadership from Columbia Southern University and is an SHRM Senior Certified Professional (SHRM-SCP). She is also on the executive board of Women in Healthcare.