They have an active
Medium as well. According to the Medium:
We are very close completing two partnership deals with brokers located in London and another in Israel, that have a global reach and that will benefit from our blockchain solution we are rolling out. We will have the final conclusions to report on during April.
So it looks like they are doing what they should be doing, even if they are not necessarily participating in this thread. Give them credit for that key update, at least.
It has always been like this. During ICO they have a large presence in the thread and some even resort to ICO bumping services. Once the funds are collected, they retreat to their own favorite channels to communicate.