Airthings ASA: Notice of Extraordinary General Meeting

The Board of Directors hereby calls for an Extraordinary General Meeting (EGM) to be held in Airthings ASA (the "Company") on 30 September 2025, at 10:00 AM Norwegian time at Wergelandsveien 7, 0167 Oslo. Shareholders may provide votes prior to the EGM via the electronic VPS system or by advance voting or submission of a proxy.

Attendance and proxy forms attached to the calling notice as Enclosure 1 must be received no later than 16:00 (CEST) 26 September 2025.

Helge Ă˜ien, interim CEO
ir@airthings.com