Inbound Marketing, inbound sales, hubspot, Inbound methodology, covid19 06-06-2020 Digital Marketing During Covid19 - HubSpot CEO Brian Halligan [VIDEO] In May 2020 the London HUG, run by Whitehat's Clwyd Probert, enjoyed a virtual fireside chat with HubSpot co-founder and CEO, Brian Halligan. Here's what we learned.