Multi-instrumentalist Ilkka Salminen played drums in Tenhi, alongside bass, guitar and synth. He was first featured on their 1997 demo tape.
On the album "Kauan" (1999) Ilkka Salminen was accompanied by Ilmari Issakainen on percussion. Their next releases saw Ilmari Issakainen delivering all drums and percussion, though Ilkka Salminen continued to be part of Tenhi.