Subsea Infra Oy acquired Stella Maria Oy from founder Jorma Onjukas, aiming to enhance its underwater service capabilities and establish a leading presence in the Finnish market.

Target Information

Stella Maria Oy, established in 2006, specializes in diving and underwater infrastructure services. The company offers professional diving services and solutions for underwater construction and maintenance tailored to the needs of various industries, including energy production and infrastructure. With an approximate revenue of 3 million euros, Stella Maria employs around 20 people in Finland.

This acquisition will introduce new ownership for Stella Maria, as Subsea Infra Oy takes charge of its development. Jorma Onjukas, the founder and CEO, has sold the entire share capital to Subsea Infra Oy, which aims to position Stella Maria as a leading player in the underwater service sector.

Industry Overview

The underwater services industry in Finland has seen sustainable growth, driven by the increasing demand for maintenance and construction solutions in infrastructure pr

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Subsea Infra Oy

invested in

Stella Maria Oy

in 2025

in a Buyout deal

Disclosed details

Revenue: $3M

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