Polar Data Centers has completed a USD 932 million senior secured bond issuance, the largest transaction of its kind in the Nordic bond market, the company announced. The capital raise will fund debt refinancing and the completion of new artificial intelligence-ready facilities scheduled to come online over the next two years.

Record-Breaking Nordic Market Transaction

The bond issuance drew exceptional demand from institutional investors around the world, with the bookbuild process generating interest at a level four times greater than the original offer size.

That level of oversubscription enabled Polar to increase the transaction from an initial target of USD 873 million to USD 932 million, while simultaneously achieving tighter pricing.

The company described the outcome as a landmark moment for both the organization and the broader Nordic bond market, where no comparable transaction has previously reached this scale.

Andy Hayes, Chief Executive Officer of Polar, said the investor response reflected confidence in the company's platform and in AI infrastructure as an asset class. "This transaction represents a major milestone for Polar and reflects the scale, quality, and strategic positioning of the platform," Hayes said.

"The strong support from global institutional investors underscores continued confidence in AI infrastructure as a critical asset class and in our ability to deliver highly efficient, large-scale capacity to leading AI and cloud compute customers."

Use of Proceeds

Polar has outlined two primary uses for the capital raised through the bond issue. The first is the refinancing of existing debt associated with its flagship campus in Drangedal, Norway.

The second is the completion of additional data center facilities that are scheduled to begin operations in 2026 and 2027. The company did not specify the exact allocation of capital between these two purposes.

Among the new facilities being supported by the financing is HER01, located in Herøya, Norway. Polar described HER01 as the latest addition to its expanding portfolio of AI-ready data centers.

The facility is designed to deliver an initial 40 megawatts of capacity and will be powered entirely by renewable hydroelectric energy. Polar has set a Power Usage Effectiveness target of 1.12 for the site, a figure the company characterized as representing exceptional efficiency.

Power Usage Effectiveness, or PUE, is an industry-standard metric used to measure how efficiently a data center uses energy, with a score of 1.0 representing theoretical perfect efficiency.

Platform and Infrastructure Focus

Polar describes itself as a developer, owner, and operator of AI-ready data center infrastructure with a European focus. The company's stated mission is described internally as Accelerating Infrastructure, and its facilities are built around what it characterizes as advanced engineering, modular delivery methodologies, and sustainable design principles.

The company's data centers are specifically designed to support high-density deployments, direct liquid cooling systems, and what Polar calls industry-leading energy efficiency.

The infrastructure is intended to serve artificial intelligence, high-performance computing, hyperscale, and cloud workloads, sectors that have seen rapidly growing demand for dedicated, large-scale computing capacity in recent years.

The Drangedal campus in Norway serves as Polar's flagship site and is the anchor asset around which much of the company's financing structure has been built.

The refinancing element of the bond proceeds is directed at that facility, suggesting the transaction also serves to restructure the company's existing debt profile as it continues to grow.

European AI Infrastructure Investment Context

The bond issuance positions Polar among the companies seeking to capitalize on sustained institutional appetite for digital infrastructure assets in Europe. The oversubscription at four times the initial offering size indicates that investor interest in the sector remains robust, with the transaction pricing also moving in the company's favor as a result of that demand.

Polar's use of renewable hydroelectric power at its Norwegian facilities, including the planned HER01 site, aligns the company with a growing emphasis among data center operators and their customers on sustainable energy sourcing.

Norway's abundant hydroelectric resources have made it an increasingly attractive location for energy-intensive computing infrastructure, particularly as hyperscale and AI workloads require both scale and power availability at levels that challenge grid capacity in many European markets.

The facilities coming online in 2026 and 2027, supported by the new bond financing, will add to Polar's existing operational capacity, though the company did not specify the total megawatt capacity of those additional sites beyond the 40 megawatts attributed specifically to HER01 in Herøya.

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