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Deal Roundup: Tailwind completes Cumming Group exit to Leonard Green, Quad-C backs Armstrong Transport Group

Reported by Altassets
Jun 25, 2026· 2 min read
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Key Takeaways
  • • Tailwind Capital completed its exit from Cumming Group, a project and cost management consultancy, following the company's acquisition by Leonard Green & Partners.
  • • Tailwind held a minority stake in Cumming Group after an initial investment made in 2016, representing a decade-long investment horizon.
  • • Cumming Group operates across multiple sectors including education, healthcare, corporate, retail, and public infrastructure, providing project and cost management consulting services.
  • • The transaction marks another exit in the middle-market consulting space, where financial sponsors continue to consolidate service providers.
Summary
Tailwind Capital has successfully exited its investment in Cumming Group, a project and cost management consultancy firm, through the company's sale to Leonard Green & Partners. The transaction marks the completion of a long-term investment cycle, with Tailwind having initially invested in Cumming in 2016 and maintaining a minority position through a subsequent ownership transition.

Cumming Group provides specialized project and cost management consulting services across a diversified sector base, including education, healthcare, corporate, retail, and public infrastructure. The company's multi-sector service model positions it as a horizontal platform within the professional services consulting space, serving both private and public sector clients with specialized expertise in capital project delivery and cost optimization.

Leonard Green & Partners' acquisition of Cumming represents continued private equity activity in the consulting services market, where mid-market firms with recurring revenue streams and specialized expertise remain attractive acquisition targets for financial sponsors seeking platform businesses for add-on consolidation strategies.

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Sources

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Altassets Deal Roundup: Tailwind completes Cumming Group exit to Leonard Green, Quad-C backs Armstrong Transport Group