[Philip Lelyveld comment - this is my consulting group!]
3: Virtuosity
Virtuosity is a complete VR solutions company that both architects VR strategy and effectuates it implementation. It is a consortium of many of the leading minds in VR today including effects wizards, engineers, psychologists, technicians, sound and graphic designers, game designers, digital artists, academics and medical doctors, to name a few. The company is primarily working with media companies and brands in the creation of virtual worlds and VR platforms.
URL: http://www.virtuosityvr.com/
See the full story here: https://www.linkedin.com/pulse/top-virtual-reality-companies-list-jigar-modi