Summa Defence Oyj Company Description

Summa Defence Oyj, a defense and security technology group, focuses on dual-use technologies related to security of supply, situational awareness, mobility, and defense in the civilian, security, and defense sectors.

It offers aluminum and steel-hulled vessels, multipurpose machine and equipment solutions, watermaster multi-purpose machines, containers and modular spaces, 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	3
CEO	Timo Huttunen

Contact Details

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

Stock Details

Ticker Symbol	SUMMA
Exchange	Nasdaq Helsinki
Fiscal Year	January - December
Reporting Currency	EUR
ISIN Number	FI4000592282
SIC Code	3674

Key Executives

Name	Position
Timo Huttunen	Interim Chief Executive Officer
Samuli Koskela	Co-Founder
Risto Takkala	Chief Financial Officer
Tommi Malinen	Chief Operating Officer
Mika Järvenpää	Head of Technology
Hanna Kyrki	General Counsel
Tommi Manninen	Chief Communications Officer
Leo Vanhatalo	Sales Director
Hanna Korhonen	Chief Human Resources Officer
Jussi Holopainen	Director in the New Technologies