The Coretec Group (OTCQB: CRTG) is developing a portfolio of engineered silicon to improve energy-focused verticals, including electric vehicle and consumer batteries, solid-state lighting (LEDs), and semiconductors, as well as 3D volumetric displays and printable electronics. The Coretec Group serves the global technology markets in energy, electronics, semiconductor, solar, health, environment, and security and is headquartered in Ann Arbor, Michigan.