InfraBridge

Investment authority sits with the Managing Partner, James Stewart, who has led the strategy since its incubation inside AMP Capital. Stewart works alongside two other named partners — Peter Taylor and Adam Cooper — who share deal oversight responsibilities. All three individuals transitioned to the independent entity during the 2023 management buyout.

InfraBridge operates with permanent capital backing from DigitalBridge, which anchors the firm's investment vehicles. This structure was established at the time of the August 2023 spinout from AMP Capital, giving the investment team flexibility to hold assets beyond traditional private equity fund lifetimes. The permanent capital architecture is unusual among mid-market infrastructure managers.

InfraBridge generally targets equity checks between $200 million and $500 million per deal, placing the firm squarely in the mid-market infrastructure segment. This size bracket positions it below mega-fund infrastructure platforms and above smaller private equity operations, allowing it to pursue operational control positions in digital and energy transition companies.

The firm concentrates on infrastructure businesses where digitalization can materially improve operating performance. Portfolio examples include Vuma, a South African fiber-to-the-home provider, and Everstream, a US business-focused fiber platform. Energy transition and transportation logistics also sit within mandate, though digital infrastructure forms the core.

InfraBridge was incubated within AMP Capital starting in 2014. In August 2023, the senior leadership team executed a management buyout, spinning the strategy out as an independent entity. AMP Capital no longer holds an ownership stake; DigitalBridge serves as the capital partner and anchor LP for the continuing platform.

Public evidence points to a direct-investment model focused on control or significant minority positions in operating infrastructure companies, rather than acting as a fund-of-funds or LP participant. The firm's own capital structure — permanent capital anchored by DigitalBridge — suggests an emphasis on company-level equity ownership rather than manager selection.

InfraBridge invests across OECD markets, with a consistent pattern of deal activity in North America, Western Europe, and Australia/New Zealand. Confirmed portfolio company Vuma provides fiber access in South Africa, while US-based Everstream supports the North American thesis. The firm's London headquarters and legacy Sydney presence reflect this trans-Atlantic and Pacific orientation.