STARK Suomi is a chain of builders' merchants in Finland with a broad product range. The chain targets professional builders, consumers, home builders, industry, and distributors. 

STARK Suomi is the second-largest distributor of building materials in Finland. What started as a single hardware store in 1868 by Peter Starckjohann has blossomed into nearly 30 STARK branches, four distribution centres, and an online store. The chain was acquired in 2000 by STARK Group. 

The comprehensive range of building supplies, timber and board products, hardware, tools and interior decoration supplies, as well as a versatile logistics services have earned STARK Suomi the reputation of a customer-oriented and quality-conscious chain.