ASX-listed online directory and appointment booking platform vendor 1st Group has appointed technologist and strategist Louise McElvogue as interim CEO following the resignation of long-term CEO Klaus Bartosch after 10 years.

1st Group has also ramped up the implementation of its Vaccine Connect platform for booking and tracking for WA Health, expanding on its contract for booking vaccinations for frontline workers in phase 1a to supporting WA Health's plans for phase 1b.