The next Round of the ICANN new gTLD program is coming and - just like it was the case in the previous Round - it will probably be very difficult to know what to do for any new comer to the program: where to start from? Who to talk to? What level of service? What price? Etc...
A list of Service Provider
Small Reminder: do not tell the string you plan to apply for unless you have chosen your provider. Signing a NDA does not mean that you have to tell your string with the people you plan to talk to about your project.
I will promote and update that list on social networks and LinkedIn.