DFMG Holding secures BBB+ preliminary note ratings from KBRA

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DFMG BBB+ note rating

Highlights

KBRA Europe assigns BBB+ preliminary ratings to DFMG Holding’s euro senior secured notes and a BBB issuer rating, citing strong market position and EBITDA margins of 55–65%.
Around 73% of DFMG’s 2025 recurring revenue is index-linked and availability-based under medium- to long-term leases with anchor tenants TDG and TMA, supporting revenue stability.
Key risks include reliance on Deutsche Telekom AG, capped 3% contract indexation limiting inflation pass-through, and high leverage of 7.00x to 7.50x debt to EBITDAaL.

Ratings rationale and operating profile

As reported by Kroll Bond Rating Agency, KBRA Europe assigns BBB+ preliminary ratings to DFMG Holding GmbH’s euro senior secured notes and publishes a BBB issuer rating alongside BBB+ senior secured ratings for the company.

DFMG is the wholly owned subsidiary of GD Towers Holding GmbH, which owns and operates about 44,600 mobile sites in Germany and Austria. The group’s business covers the acquisition, leasing, construction, maintenance and management of passive mobile network infrastructure, a segment that benefits from continued demand tied to higher data usage, 5G rollouts and network densification.

KBRA says the ratings are supported by the strategic importance of tower infrastructure, stable recurring revenue and the group’s strong market position in Germany and Austria. It also highlights EBITDA margins of roughly 55% to 65% over recent years, including through periods of economic disruption, as evidence of the defensive nature of the business.

Around 73% of recurring revenue in 2025 is availability-based and index-linked, mainly generated under medium- to long-term master lease agreements with anchor tenants TDG and TMA. Framework agreements with other investment-grade mobile network operators, including Vodafone and Telefonica, further support revenue growth and earnings stability.

Refinancing capacity and key risks

KBRA says the Stable Outlook reflects its expectation that GD Towers maintains its leading position in core markets, preserves predictable cash flow generation and completes its build-to-suit programmes without material deviation from plan. The agency also expects the group to keep adequate access to funding markets as it executes a staggered refinancing programme.

The agency identifies several constraints, including dependence on Deutsche Telekom AG, which is both a major tenant and an about 49% sponsor, as well as exposure to higher labour and ground lease costs. Inflation pass-through is limited because indexation under key anchor contracts is capped at 3%, which could pressure earnings if operating costs rise faster.

Liquidity and refinancing risk also remain part of the credit profile. KBRA says leverage in its rating case is relatively high at about 7.00x to 7.50x debt to EBITDAaL, while the group retains a significant bullet maturity profile and ongoing reliance on debt capital markets to refinance bank and institutional borrowings over time.

Still, KBRA considers the remaining refinancing needs manageable given operating performance, available liquidity and the time left to complete further transactions. The agency says upward rating pressure could emerge if cash flow growth drives meaningful deleveraging or refinancing terms improve, while weaker tenant relationships, leverage above 8.0x or adverse regulatory, competitive or ownership changes could lead to negative rating action.

In our earlier coverage of Lonsdale Finance’s investment-grade rating affirmation for the Port of Melbourne, we explained why rating agencies view the port as a strategically important infrastructure asset with stable, lease-backed cash flows. We also noted the key constraints highlighted in the credit profile—high gearing, a largely non-amortising debt structure, and ongoing refinancing risk—despite a Stable Outlook at the current rating level.

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