TETRA and NGIatlantic.eu have joined forces to organise an on-line TETRA Advisory Board / NGIatlantic.eu External Advisory Group workshop to be held on 24th November 2020. The two initiatives, part of the NGI Programme of the European Commission, have joint forces and invited the members of their expert groups, including members from the EU and the US, to share a common vision on the services delivered by the projects and on the progress of the experiments funded by the Open Calls.