Apart from being hugely successful that is?
The answer is that they have all embraced Improv into their culture. They have all brought in Applied Improvisation specialists to help them create agile, collaborative and creative companies. Perhaps that is why they are hugely successful.
Would you like your organisation to be more like these success stories? Not only more able to respond to customers and marketplaces, not only more innovative, but a fun company that people love to work for?