Committed and professional people. Working together. We are a producer. With skill.

We are a family business founded in 1949. With a long history, our experience gives us many strengths, but the future is in our focus. There are about 100 of us and our committed professional employees is our greatest resource.

Our headquarters and factories are located in Salo, between Helsinki and Turku. At our 16,000 m2 factory, our diverse production serves our extensive customer base in various industries.

We are happy to arrange factory visits for our customers and partners since only on the floor of our factory it is possible to fully explain what is our expertice.

It’s about commitment, professionalism and responsibility. The desire to do our job better every day. The desire to exceed the customer’s wishes.

We are a producer. With skills.

Piiroinen 70year_awarded personnel_2

The 70th anniversary of our company was held among the staff at Wiurila Manor in the summer of 2019. The picture above presents all our employees awarded with the Central Chamber of Commerce’s medals.



The adjacent picture shows our factory in Salo, on both sides of Tehdaskatu, a total of 16,000 m2. Our production takes place entirely at this Salo plant, whether our end customer is in a neighboring city or in Japan or the United States. Our business comprises two separate but seamlessly supporting areas. With our own Piiroinen brand, we furnish various public spaces – whether large arenas, auditoriums or loose furniture – and as a contract manufacturer we offer a wide range of services to our customers in several different industries.

In total, Piiroinen Group consists of two legal entities, Arvo Piiroinen Oy and Metalli-Piiroinen Oy.


Founded in 1949, our company is 100% owned by the Piiroinen family.

Mikko Lietzen, CEO
Risto Piiroinen, Chairman of the Board


The largest single project in our history, the delivery of seats for the Helsinki Olympic Stadium, was completed in the summer of 2020

Significant machine investments in production 2019-2021.


Especially with the internationalization of our furniture business, we have learned what high-quality and reliable operations in the export market mean. Our extensive international networks are a great advantage in all the development of our operations.


Through all our responsible actions, we can all contribute to ensuring that the living conditions of future generations are as good as possible. Meeting statutory requirements is a duty, but we are also doing much more.

Please read more about our sustainability effors from sustainability page.