Maarit Aarni-Sirviö is a Finnish business executive who currently serves as the Director at Wärtsilä. Maarit has previously served in various leadership roles at companies such as Berendsen PLC, ecoDa a.s.b.l, Eera Finland Oy, Mint of Finland, Ponsse Oyj, and Ruukki. Aarni-Sirviö has also been a Board Member at Directors' Institute Finland and Vice President at Borealis.
Maarit Aarni-Sirviö completed a M.Sc. in Chemical Engineering at Helsinki University of Technology, followed by an eMBA from the same school.