As CEO for Praesum Healthcare Services, Drew oversees operations for all behavioral health treatment entities under the Praesum umbrella. This includes Sunrise Detox Centers, The Counseling Centers, Evolve Recovery Centers, Abseil Heights, and AffinityOne brands. Praesum serves over 1,700 patients ea. month.

Since 2003, Mr. McCartney has been CEO of 5 PE-backed healthcare service providers, and specializes in building and scaling entrepreneurial organizations with multiple exits to financial & strategic acquirers. Leadership roles have ranged across telemedicine, senior/elder care inpatient and outpatient services, behavioral/rehab, DME/HME, and SaaS-based pharma market access, compliance, and KOL management services. These assignments have necessitated relationship-building with commercial payer, MCO's, MA contractors and ACO/provider executives. Drew has built teams, growth, and value in each, leading to monetization events for the business and sponsor.