Haarnio Oy has been founded in 1970 and is since then a reliable and trusted partner especially for all kind of signage for construction sites and real estates.
We have started the business with outdoor advertising and never stopped developing our products and services to improve customer experiences. Nowadays we are using intelligent technology to add more possibilities to all kind of signs and advertisings. Our main brands in smart-signage are: HaarnioTag, SafeTag, NaviTag, HankintaTag, IlmoxTag.
We are located in Nummela, around 45 km from Helsinki in the south of Finland and usually deliver our goods all over in Finland or countries nearby.