Mikko Siika-aho Tax Director

Mikko leads Forvis Mazars’ tax department in Finland and has more than 20 years of experience in tax consultancy. He advises clients regularly in the field of domestic and international taxation, as well as matters relating to tax compliance, advisory and structuring.

Mikko holds a master’s degree in public administration (majoring in tax law) and has gained experience working with the Finnish Tax Administration, a ‘Big 4’ organisation and other international audit firms.

Mikko has extensive experience in domestic and international corporate tax consultancy, tax compliance and global mobility, as well as helping foreign businesses to get established in Finland. He and his team collaborate with Forvis Mazars offices in different jurisdictions and support clients to comply with their obligations in cross-border situations. 

Mikko is fluent in Finnish and English.