Summa Defence Oyj Company Description

Summa Defence Oyj, a defense and security technology group, focuses on dual-use technologies in Finland.

It offers machines, backhoe loaders, environmental maintenance machines, off-road machinery, watermaster dredgers, and ecological solutions, as well as develops, manufactures, and supplies space modules.

The company also offers aluminum and steel professional vessels and ships; and drones, near-eye displays, and renewable energy solutions for industry, energy companies, and properties.

The company was formerly known as Meriaura Group Oyj and changed its name to Summa Defence Oyj in June 2025.

Summa Defence Oyj was incorporated in 2024 and is based in Helsinki, Finland.

Summa Defence Oyj

Country	Finland
Founded	2024
Industry	Aerospace & Defense
Sector	Industrials
Employees	290
CEO	Robert Blumberg

Contact Details

Address: Mäkelänkatu 87 Helsinki, 00610 Finland
Website	summadefence.fi

Stock Details

Ticker Symbol	SUMMAS
Exchange	Nasdaq Stockholm
Fiscal Year	January - December
Reporting Currency	EUR
SIC Code	3674

Key Executives

Name	Position
Robert Blumberg M.Sc. (Eng.), MBA	Chief Executive Officer
Samuli Koskela	Co-Founder
Mika Järvenpää	Head of Technology
Hanna Kyrki	General Counsel
Engineer Leo Vanhatalo	Director of Sales and Marketing
Hanna Korhonen	Chief Human Resources Officer
Jussi Holopainen	Director in the New Technologies