What are the most innovative software development companies?

Want to develop an e-commerce website, you should trust only the best professionals or the best companies. But how do you find them?
These are the companies which I will be going to mention in the answers are the ones which have successfully fitted in the in these question list and have fulfilled my requests as from my own experience I have listed them down in this answers.
Svitla Systems is a leading-edge provider of custom web and mobile application development services with a focus on multi-platform video streaming and RTC solutions. It has successfully delivered more than 500 projects to companies in various industries.

Adobe

I think that there is no special leader in this area. Most companies focus their activities on certain niches and can only be the best in certain aspects. For example, TimeSolv is engaged in the development of legal billing software and rank high in these matters, but they will not be the best in another niche