"I didn't want to sell. But the investment funds were in a hurry and I had to give in." A few months after the sale of his company, the bitterness is still palpable in this contractor. His start-up, once ranked among a few nuggets tri-tech was spun between the hands of an american group. In recent times, this scenario is repeated. "There are going to be more and more common" said Julien Coulon, ceo, CM-CIC Innovation, and former founder of Cedexis.

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It is a simple matter of timing. Fund-raising would have been many in 2014 and 2015, there are five or six years. Precisely the period from which most of the investors seek to realize their gains. "The funds wanted to get out, five years after entering our capital. I started looking for other investors to replace them. I have been contacted by our main european competitor, ...