Summa Defence Oyj

Summa Defence Oyj is a Finnish defense and security technology group built around a portfolio of industrial companies serving defense, dual-use, infrastructure, and marine end markets. Its business includes land technology, marine technology, and new technologies through subsidiaries such as Lännen Tractors, Aquamec, Uudenkaupungin Työvene, IntLog, LightSpace Group, and Summa Drones.

— Summa Defence Oyj
%
Land technology45% Mobile machines, dredgers, and field equipment used in infrastructure, waterworks, and defense applications.
Marine technology25% Design and construction of professional vessels and ships for commercial and public-sector use.
New technologies15% Drone-related and other dual-use technology solutions developed for defense and security needs.
Space and modular systems15% Modular space and field solutions supplied through IntLog and related operations.

Customers include defense and security users, public-sector buyers, infrastructure and water-construction contractors,...

  • Defense and security organizationsprimary

    Buy dual-use machines, drones, and technology that support operational readiness and resilience.

  • Public-sector infrastructure and water authoritiesprimary

    Buy dredgers, mobile machines, and vessels for water management, environmental work, and infrastructure projects.

  • Industrial and construction contractorssecondary

    Buy specialized equipment for earthmoving, water construction, and site operations.

  • Marine and vessel customerssecondary

    Buy custom-built aluminum and steel vessels for professional and public uses.

  • Commercial and private modular customersemerging

    Buy space modules and field modules for temporary or permanent use cases.

Summa Defence is headquartered in Finland and its operating base is centered there, with key industrial activities in...

  • Finland is the home market and operating base
  • Uusikaupunki is the core location for marine shipbuilding
  • Aquamec has customers in more than 85 countries
  • Export sales create foreign-currency exposure
  • Defense and dual-use demand links the group to geopolitics

The group’s strategy is to build an industrial platform for defense and dual-use SMEs and help them scale through...

01
Scale the defense and dual-use portfoliomedium-term

A broader industrial base can improve market access and project capability across defense and security end markets.

02
Develop new technologies and dronesmedium-term

New technology offerings can differentiate the group and create higher-value solutions for defense customers.

03
Expand international reachlong-term

Export markets diversify demand and support larger addressable markets for specialized equipment.

The group is exposed to project concentration, execution risk in specialized manufacturing, and demand swings in...

critical

Working-capital and liquidity shortfall

The report states current working capital is not sufficient without new financing or payment arrangements.

Scope
Group-wide
Materiality
high
high

Project concentration

A dependence on large projects can materially affect revenue timing and profitability if orders are delayed or canceled.

Scope
Industrial and marine businesses
Materiality
high
high

Drone technology and conflict exposure

The report notes specific risks tied to drone production ramp-up and the impact of wars and conflicts.

Scope
Summa Drones and related technologies
Materiality
high
medium

Raw-material and supply availability

Production costs and delivery schedules depend on the availability and pricing of materials and components.

Scope
Manufacturing subsidiaries
Materiality
medium
medium

Foreign exchange volatility

International sales and purchases create exposure to changes in exchange rates versus the euro.

Scope
Export-oriented subsidiaries
Materiality
medium
medium

Intellectual property protection

The group relies on proprietary designs and technology, making IP protection important to competitiveness.

Scope
Technology and equipment businesses
Materiality
medium
Business combination and comparability
Reported revenue, assets, and expenses reflect a different group composition than prior periods
Impairment testing
Could affect goodwill, fixed assets, and equity
Provisions and contingent liabilities
Can affect liabilities and cash flow expectations
Lease accounting
Affects EBITDA-style metrics, assets, and lease liabilities
Foreign currency translation
Can move reported profit and balance sheet values

: 11/08/2026