The Cardiac Rhythm Management (CRM) ecosystem comprises a tightly coupled network that transforms raw components into clinically approved therapy systems and delivers them to cardiac care providers. Upstream activities involve component and material suppliers that provide batteries, leads, and biocompatible polymers. Midstream functions are performed by OEM manufacturers and technology firms that integrate these parts, embed firmware, and obtain regulatory clearances. System integrators and channel partners then align devices with hospital procurement, training, and implantation workflows. Downstream, hospitals, electrophysiology labs, and physician practices adopt the solutions, generate procedural revenue, and feed performance data back to manufacturers. Value is created through the convergence of hardware reliability, software intelligence, and service expertise, and captured by manufacturers via device sales, recurring monitoring fees, and data‑driven service contracts.