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Hennessy Capital Group operates as a strategic growth and capital partner, deploying private equity and public SPAC strategies across industrial, infrastructure, real estate, and technology sectors. It specializes in late-stage, pre-IPO investments, providing capital to accelerate growth and cultivate resilient, market-leading businesses through disciplined execution. The firm emphasizes its focus on high-impact industries.
Founded around 2013, the firm is led by Daniel Hennessy, Chairman and CEO, formerly a Founding Partner at Code Hennessy & Simmons LLC. Thomas Hennessy, President and Managing Partner, adds experience from Abu Dhabi Investment Authority and Credit Suisse. Their foundation leverages decades of investment expertise and robust networks to secure proprietary deal flow, underscoring their insight into strategic partnerships.
Hennessy Capital Group partners with founders, management, and shareholders, aiming to invest in enduring businesses by aligning stakeholder interests and driving sustainable growth. The firm envisions creating long-term value and positive environmental impact across its industrial, infrastructure, and real estate technology sectors, supporting companies with strong fundamentals and diverse exit strategies.
Hennessey Capital has 2 tracked investments across 2 companies. The latest tracked deal is $15.0M Other Equity in ARC Clean Energy in December 2025.
| Date | Company | Round | Lead Investor(s) | Co-Investor(s) |
|---|---|---|---|---|
| Dec 16, 2025 | ARC Clean Energy | $15.0M Other Equity | — | Banpu, Xplor Ventures, YEO Teknoloji |
| Oct 18, 2013 | Proterra | $24.0M Series C | — | 88 Green Ventures, Constellation Technology Ventures, Edison Energy, GM Ventures, Kleiner Perkins, Vision Ridge Partners |