Long -term financing supports expansion of a ~400 MW platform across Germany, serving cloud, AI, and public - sector customers
Frankfurt am Main, 13 January 2026 – maincubes, a leading European data center operator majority -owned by DTCP, has secured €2.475 billion in platform debt financing, significantly strengthening its long -term capital base and enabling the next phase of growth across its European portfolio.
The financing comprises €1.775 billion of committed facilities, with an additional €700 million uncommitted accordion, provided by a consortium of eleven banks and one institutional fund. The proceeds will be used to refinance the existing portfolio and fund the development of new data center projects.
The transaction supports the construction of maincubes’ fourth Frankfurt data center (FRA04), the development of its new 200 MW Berlin campus (“mainHub”) plus expansion options and the continued expansion of existing operational sites. With a platform of approximately 400 MW, maincubes has become one of the largest and fastest-growing data center operators in Germany.
This long -term capital structure provides a robust foundation to scale the business and meet rapidly increasing demand for secure, sustainable, and high-performance digital infrastructure. maincubes serves a diversified customer base including public sector and global hyperscalers, positioning the company as Germany’s leading operator for mission-critical cloud and AI workloads.
The breadth of lender participation reflects strong confidence in maincubes’ business model, operational excellence, and long -term growth strategy, and highlights investor and market conviction in the platform’s ability to source, develop, and operate highly attractive assets in core markets.
“This financing marks a major milestone for maincubes. It provides us with financial strength and ability to accelerate our growth, bringing large -scale developments to market for our core customer base. It also underscores our position as Germany’s leading data center operator for Cloud and AI workloads for a truly international customer base and the public sector”, says Oliver Menzel, Founder and CEO of maincubes.
“This successful financing clearly demonstrates how far maincubes has developed in recent years. We are grateful to both existing and new lenders for their trust and support, and we are fully committed to continuing to nurture and grow the platform together with the management team”, states Waldemar Maurer, Partner, DTCP.
Tim Hofmann, Principal, DTCP, adds: “This financing enhances maincubes’ financial flexibility and underpins its long -term growth. The breadth of lender support validates the company’s development and future trajectory.”
maincubes was advised by RBC Capital Markets and A&O Shearman.
The financing consortium was advised by Hogan Lovells.
About maincubes:
maincubes is a European data center provider that develops and operates facilities in key markets including Frankfurt, Berlin, and Amsterdam. Its data centers deliver high security, certified sustainability, and flexible, customer-specific solutions. Using state-of-the-art technology, maincubes ensure uninterrupted availability for customers’ critical IT infrastructure. Clients include public -sector organizations, national and international blue - chip companies, and global hyperscalers seeking sustainable, reliable, and high -performance digital infrastructure. Founded in 2012, maincubes is headquartered in Frankfurt am Main, Germany.
Media Contact:
Catherine Chehimi
Sr. Manager Corporate Communication
+49 151 5502 5699
Media@maincubes.co