Mangrove Equity Partners Backs Management Buyout of Steam Turbine Alternative Resources (STAR)

Greenbriar Equity Group Acquires West Star Aviation from The Sterling Group

May 21, 2025

Aerospace & Defense

Funds managed by Greenbriar Equity Group have acquired West Star Aviation, a leading business aviation maintenance, repair and overhaul (MRO) provider, from The Sterling Group. Financial terms were not disclosed; Greenbriar said it will leverage its aviation aftermarket experience to accelerate West Star's growth and enhance its service capabilities across the company's national facilities and AOG technician network.

STAR Turbine Acquires Thor Precision

March 20, 2024

Manufacturing

STAR Turbine, a Mangrove Equity Partners-backed specialty turbine parts manufacturer, has acquired Thor Precision, a Greenville, South Carolina-based precision manufacturer of aftermarket gas turbine parts. Thor founders remain equity owners (Andy Pelinsky promoted to President), and the deal is part of Mangrove's strategy to build a family of aftermarket turbine parts manufacturers.

Edgewater Funds and Partners Invest in Turbine Engine Specialists (TES)

October 17, 2023

Aerospace & Defense

Edgewater Growth Capital Partners V, L.P. led an investment in Turbine Engine Specialists (TES), a Fort Worth, Texas–based aftermarket provider of turbine engine MRO, rental and parts distribution for the global private aviation market. The transaction includes co-investors Banbury Private Capital, HF Capital and existing investor Killick Capital; TES will retain its full leadership team as the investors provide capital to support the company’s growth initiatives.

Mangrove Equity Partners Invests in STCR Business Systems

April 13, 2022

IT Services

Mangrove Equity Partners has made an investment in STCR Business Systems, an Endwell, New York-based provider of retail point-of-sale (POS) hardware, enterprise software, implementation and ongoing support services for grocery retailers across the U.S. and the Caribbean. The transaction supports an ownership transition and succession plan for the family-owned business and aims to invest in people and operational infrastructure to accelerate growth.

NewSpring Invests in Mangrove Management Partners

October 20, 2021

Healthcare Services

NewSpring Healthcare led a Series B / growth investment in Mangrove Management Partners, joined by co-investors Wells Fargo Strategic Capital and Dr. Robert Bessler. The capital will be used to expand Mangrove's vascular practice management platform across the Northeast and to scale its technology, data analytics, and clinical capabilities.

Gallant Capital Partners Invests in Aero Turbine, Inc.

January 9, 2019

Aerospace & Defense

Gallant Capital Partners, a Los Angeles-based private equity firm, completed an investment in Aero Turbine, a Stockton, California-based aerospace maintenance, repair and overhaul (MRO) services provider. The transaction will support Aero Turbine's expansion of engine and aircraft component capabilities and serve as a cornerstone investment as Gallant seeks to build a broader aerospace platform while Aero Turbine's founder, Doug Clayton, remains in leadership.