Ilmari Koivuluhta (sound technique, logistics) and Pekka Jokinen (graphics, merchandise) complete the "humppa family".

According to the band's statements, they play between 80 and 100 concerts per year, of which only 20 in Finland and 40 to 50 in Germany, due to their popularity there.

Rarely performing in big venues, they have visited several big international music festivals, and surprisingly to many, even large heavy metal festivals e.g. Wacken Open Air and Tuska Open Air.

Eläkeläiset mainly play cover versions of famous pop and rock hits in a fast humppa or slow jenkka style with Finnish lyrics — the original songs are barely recognizable.

Eläkeläiset are very popular among some OpenBSD developers and frequently played at their hackathons, where they claim they are "thwarting evil with humppa and math.