EIB and Santander Signed €300 Million Defence Deal

The agreement provides new financing to European security and defence SMEs and mid-caps to expand production.

Updated on Oct. 8, 2026 in Financial Services

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The European Investment Bank and Banco Santander have finalized a €300 million financing agreement to expand production capacity for European security and defence SMEs. AI Illustration. Upload story photo >

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Should public funds be used to help private companies increase defense and security production?

The European Investment Bank and Banco Santander have signed a guarantee agreement to provide €300 million in financing for small and medium-sized enterprises in the security and defence sector. This transaction is designed to increase production capacity and support the development of new technologies across the European industry.

Why it matters

The deal addresses critical financing barriers for companies in the security and defence supply chain, helping them scale operations in a tightening credit environment. It reflects a growing institutional push to bolster European defence capabilities through increased capital deployment.

The EIB Group invested €4 billion in security and defence in 2025, with plans to exceed €5 billion in 2026. This latest agreement leverages a broader €3 billion pan-European lending envelope to improve access to credit.

The players

European Investment Bank

The European Investment Bank is the lending arm of the European Union that provides funding for projects that further EU policy objectives.

Banco Santander

Banco Santander is a major Spanish multinational financial services company headquartered in Madrid.

The details

The collaboration utilizes a European risk-mitigation instrument to expand financing options and improve terms for businesses. This is the second such operation between the two institutions, following Spain's receipt of €500 million in security and defence funding from the EIB Group in 2025.

Timeline

  1. The EIB Group invested €4 billion in security and defence in 2025.

  2. Banco Santander reached €1.5 trillion in total funds by June 2026.

  3. The EIB and Santander signed the guarantee agreement on October 8, 2026.

Market Landscape

This deal underscores an industry-wide move to stabilize European defence supply chains through state-backed risk mitigation. It positions the EIB and Santander at the forefront of a broader effort to scale military industrial production within the region.

For clients and stakeholders in the defence sector, this agreement creates more accessible credit terms and potentially lowers the cost of borrowing for new investments. Companies that previously faced capital constraints may now find it easier to secure funding to expand their operations.

The takeaway

Increased investment in the defence supply chain is a central priority for European financial institutions looking to secure regional capabilities. Firms in this sector should monitor upcoming EIB lending rounds as the group moves toward its €5 billion goal for 2026.

Further reading

For more on international capital developments, visit our Financial Services section.

Source note: This article includes information reported by EIB.

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Should public funds be used to help private companies increase defense and security production?