Sigfox: 3x revenues in two years, nets Telefonica deal, passes 13m (ish) subs Our first appointment at MWC was with Sigfox, the French LPWAN startup that is fresh from news of a significant channel deal with Telefonica, that sees the MNO purchasing Sigfox device subscriptions in rather large numbers – in a channel deal that is quite similar to the one Sigfox signed with Altice. Sigfox notes that Telefonica’s backing of Sigfox is a strong endorsement of its technology, especially as the industry gears up to LTE Cat-M1 and NB-IoT (collectively under the umbrella term of LTE-M), with Sigfox benefiting from only requiring one hardware skew to function globally – with the limiting factor being whether there is a Sigfox…