Cube Infrastructure Managers

Combining regular yield and capital appreciation

Investment Management Company

Cube Infrastructure Managers is an independent Luxembourgian management company focusing on investments in the European infrastructure space. The team has a broad industrial and managerial experience, and a highly international profile. Cube Infrastructure Managers has raised €3.7 billion through four funds all active in the European infrastructure space.

Cube's brownfield funds' (Cube I, Cube II and Cube III) respective objective is to generate a combination of current yield and long-term capital appreciation through investments in regulated, brownfield infrastructure assets, addressing the essential infrastructure needs of the local communities, primarily within western Europe, and with a “Buy & Grow" strategy. To do so, we invest in control or co-control positions in mid-caps with highly competitive runners up positions and develops their potential through organic growth and synergetic add-on investments. We focus on strategic infrastructure markets offering sustainable growth potential principally driven by deregulation and/or market consolidation needed to improve the efficiency of essential infrastructure & public services, notably Energy Supply, Communication Infrastructure and Public Transport.

Connecting Europe Broadband Fund a greenfield single sector fund focusing on fiber investment. The fund invests across Europe to support fiber infrastructure, and the fund is targeted to unlock additional investments between €1 billion and €1.7 billion for fiber rollout in areas where very high-capacity networks are not deployed yet. The European Commission and the European Investment Bank, together with the German KfW Bankengruppe, the Italian Cassa depositi e prestiti and France’s Caisse des Dépôts et Consignations alongside private investors are supporting the fund.


Cube Infrastructure Managers was created in 2007 and is an independent fund manager owned by its Managing Partners. The manager has a strong international team with proven track record from investing and managing strategic infrastructure assets in Europe. It currently manages Cube Infrastructure Fund, Cube Infrastructure Fund II, and the Connecting Europe Broadband Fund.

Cube Infrastructure Fund had its final close in July 2010 with total commitments of €1.08 billion, it has invested across 14 transactions, creating four industrial platforms in energy supply, public transport, communication infrastructure and power generation and environmental services. All 14 assets have been realized to date. 

Cube Infrastructure Fund II had its final close in June 2019, with total commitments of €1.04 billion, and has a portfolio of assets well diversified across sectors and geographies.

Cube Infrastructure Fund III had its first close in September 2021, reaching €1 billion.

Connecting Europe Broadband Fund (CEBF) had its final close in June 2021 reaching €555 million in commitments. CEBF is a first of its kind, fully dedicated to broadband infrastructure in Europe, seeded by large European public institutions and private shareholders.

Strategy - Key Features

We seek to combine regular yield with capital appreciation through a platform build-up and growth strategy.

Investor Base

All four funds under management have a high quality and geographically diverse investor base, including pension plans, insurance companies, asset managers and fund of funds.