Birney Dayton

Society of Motion Picture & Television Engineers (SMPTE) is a professional society of media professionals, technologists, and engineers working in the digital entertainment industry. The private company is based in White Plains, NY. The society fosters a diverse and engaged membership from both the technology and creative communities, delivering vast educational offerings, technical conferences and exhibitions, the SMPTE Motion Imaging Journal, and access to a rich network of colleagues essential to career success. SMPTE people form a professional society of individuals and corporations collaborating for the advancement of all things technical in the motion picture, television, and digital media industries.

Grass Valley provides technology and equipment for broadcast and film markets. It offers services to media and entertainment companies including broadcast, cable, satellite, video and film professionals. Grass Valley was founded by Dr. Donald Hare in 1958 and is located in Nevada City, CA

NVISION, Inc. manufactures digital audio equipment. It offers hardware and software controls and sells in several international markets to television networks, TV stations, and streaming media companies. The company was founded in 1989 by Birney Dayton and is headquartered in Valencia, CA.