Fair By Design & GC Angels have backed death tech start-up Guardian Angel in a £1.1m Seed round.  Guardian Angel is a London-Manchester based death tech company that helps people plan for and manage death.The fresh funding comes off the back of a hot 6 months, with revenue and team tripling and customers growing to 100k across their services.This round brings Guardian Angel’s total funding to £1.6m in the last 24 months.