ZiggyTec, a tech start-up backed by several high-profile entrepreneurs including John Purdy, has appointed a liquidator to wind up the company. The company is based out of the IADT Media Cube in Dún Laoghaire and develops smart sensor technology for workplaces, which is used for monitoring air quality in buildings and how facilities are being used. Its sensors send status updates or alerts to commercial building tenants or operators about any issues that may arise in the properties. While the company announced €2.5 million in funding from several major angel investors in early 2022, last week ZiggyTech Ltd filed to…