Holaday is dedicated to the development and manufacture of electromagnetic radiation measurement and safety products. We offer a comprehensive line of instruments, accessories and services for EMF radiation hazard markets, complemented by a world-class calibration facility and an application engineering staff that can provide for your specialized needs.

Holaday has remained a trusted name in the field of electromagnetic protection and design for over 30 years. Our continuing focus is the design and development of state of the art products that combine innovation and intelligent user interfaces to provide our customers with high quality, easy to use tools.