Grant Yost
Chief Information Security Officer
Profile
Outcome-driven security executive with 15+ years building and scaling enterprise security programs — including hands-on AI governance work supporting GenAI and agentic adoption. Proven record of building scalable programs from scratch, building strong agile and lean teams, and making the program market-ready — building customer and investor trust — spanning cloud transformation, post-merger technical integration, and board-level risk governance.
Core Competencies
Outcomes Demonstrated
Built a ground-up security program enabling HITRUST certification and capital raise efforts.
Built ground-up AI governance programs enabling $100M+ in value.
Drove program integration and simplification, delivering $10M+ in savings.
Leveraging deep technical fluency — designed and deployed network, cloud, IAM, and application security architectures to sustain 100% YoY business growth.
Experience Summary
Blue Health Intelligence
Chief Information Security Officer
VillageMD
Chief Information Security Officer
Deputy CISO, Security Architecture
Founding Head of Security
Protiviti
Manager, IT Consulting — Security & Privacy Practice
R1 RCM (formerly Accretive Health)
Senior Infrastructure Support Lead
Education & Certifications
Education
Purdue University — B.S., Computer Technology
Certifications
CISSP, (ISC)²