Key Takeaways
- • Antin Infrastructure Partners has completed the acquisition of Vigor Marine Group from Lone Star Funds, marking the third private equity ownership transition for the marine services provider since its initial acquisition by Lone Star in 2023.
- • The transaction represents Antin's continued strategic expansion into U.S. infrastructure assets, following prior investments in transportation and energy sectors, with plans to expand capacity across Vigor Marine Group's five operational locations.
- • Vigor Marine Group operates as a dedicated marine services provider with a multi-location footprint, positioning Antin to leverage the company's existing infrastructure platform for growth acceleration and operational enhancement.
- • Legal counsel Latham & Watkins advised Antin Infrastructure Partners on the transaction completion, underscoring the institutional scale and complexity of the deal structure.
Summary
Antin Infrastructure Partners, a private equity firm specializing in infrastructure investments, has completed its acquisition of Vigor Marine Group, a U.S.-based marine services provider. The transaction closed in August 2026 following Lone Star Funds' three-year ownership period, which began in 2023. This marks the third private equity ownership change for the company and reflects continued consolidation within the marine services sector.
The deal represents a significant expansion of Antin's U.S. infrastructure portfolio. According to multiple sources citing Antin's development strategy, the firm intends to partner with Vigor Marine Group to expand operational capacity across the company's five locations while accelerating growth initiatives. Antin's investment thesis aligns with its broader track record of acquiring and scaling infrastructure assets, having previously deployed capital in transportation and energy subsectors.
Lone Star Funds, the UK-based private equity firm that acquired Vigor Marine Group in 2023, has now exited the investment through this sale to Antin. The completion of this transaction demonstrates the liquidity available within marine services and logistics infrastructure, with established PE platforms such as Antin deploying capital to consolidate and expand market-leading assets in the sector.
Latham & Watkins provided legal counsel to Antin Infrastructure Partners on the transaction, reflecting the institutional and complex nature of the deal. The acquisition underscores Antin's strategic focus on acquiring established infrastructure platforms with expansion potential and multiple revenue-generating locations in economically essential sectors.
The deal represents a significant expansion of Antin's U.S. infrastructure portfolio. According to multiple sources citing Antin's development strategy, the firm intends to partner with Vigor Marine Group to expand operational capacity across the company's five locations while accelerating growth initiatives. Antin's investment thesis aligns with its broader track record of acquiring and scaling infrastructure assets, having previously deployed capital in transportation and energy subsectors.
Lone Star Funds, the UK-based private equity firm that acquired Vigor Marine Group in 2023, has now exited the investment through this sale to Antin. The completion of this transaction demonstrates the liquidity available within marine services and logistics infrastructure, with established PE platforms such as Antin deploying capital to consolidate and expand market-leading assets in the sector.
Latham & Watkins provided legal counsel to Antin Infrastructure Partners on the transaction, reflecting the institutional and complex nature of the deal. The acquisition underscores Antin's strategic focus on acquiring established infrastructure platforms with expansion potential and multiple revenue-generating locations in economically essential sectors.
Go deeper than the headline
Research every firm in this story, track the ones that matter and get the daily briefing — free for 7 days.