Michael S. Weiner
Strategic Advisor


Dr. Michael S. Weiner serves Halfaker as a Strategic Advisor and is an experienced executive medical leader with a history of transforming healthcare organizations. At Halfaker, he provides strategic and clinical leadership in the use of health information technology and chairs the Halfaker Health Advisory Board. Most recently Dr. Weiner [...]

Garrett Roy
Director of Human Resources


Garrett Roy serves as Halfaker’s Director of Human Resources and brings over a decade of experience delivering world-class human capital and workforce training strategy. Garrett brings a dynamic and diverse spectrum of knowledge to the many disciplines that encompass Human Resources and works alongside the executive leadership team to create [...]

Joseph Freet
Vice President, Defense and Intel Operations


Joseph Freet serves as Halfaker’s Vice President, Defense and Intel Operations and is a proven leader with over 13 years of managerial experience as both a US Army Officer and Federal Government Contractor. At Halfaker, he leads the successful execution of the Company’s Defense and Intelligence accounts to meet cost, [...]

Jessica Denman
Vice President, Health Operations


Jessica Denman serves as Halfaker’s Vice President, Health Operations and brings more than 19 years of experience in public and private healthcare sectors to the Company. Her experience includes 10 years of large-scale information technology (IT) acquisition in support of the development, operation, and sustainment of multi-billion-dollar electronic health record [...]

Yoony Doh
Vice President, Civil Operations


Yoony Doh serves as Halfaker’s Vice President, Civil Operations, bringing over 10 years of IT leadership experience in Software Engineering and Data Analytics to the Company. At Halfaker, he holds P&L responsibility over Halfaker’s Federal Civilian accounts and oversees all programs dealing with Business Intelligence (BI), Predictive Analytics, Machine Learning, [...]