H.I.G. Capital Acquires STS Aviation Group from Greenbriar Equity Group

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.

STS Aviation Services Acquires GT Engine Services

May 28, 2024

Aerospace & Defense

STS Aviation Services, a division of STS Aviation Group, has acquired UK-based engine MRO specialist GT Engine Services. The May 28, 2024 deal adds engine maintenance, repair and management capabilities to STS's existing airframe and materials services; founder and previous owner Greg Macleod will remain in a leadership role reporting to STS Europe management.

Greenbriar Equity Group Acquires Sunvair Aerospace Group from Blue Sea Capital

June 5, 2024

Aerospace & Defense

Funds managed by Greenbriar Equity Group completed the acquisition of Sunvair Aerospace Group, a U.S.-based aircraft component MRO specialist, from Blue Sea Capital. Greenbriar said the investment will support Sunvair's organic growth and acquisition strategy to expand its engineered MRO capabilities across landing gear, avionics and accessory repairs.

H.I.G. Capital Acquires Majority Stake in Capstone Logistics from The Jordan Company

October 21, 2020

Logistics & Distribution

H.I.G. Capital agreed to acquire a majority stake in Capstone Logistics, a Peachtree Corners, Georgia–based third‑party logistics provider, from an affiliate of The Jordan Company. Capstone’s management, led by CEO Steve Taylor, will remain shareholders and TJC will retain a minority stake and reinvest; the deal is positioned to accelerate Capstone’s organic growth and acquisition strategy.

STS Aviation Group Acquires Airbase Services, Inc.

January 6, 2020

Transportation

STS Aviation Group acquired Airbase Services, Inc., an aircraft interiors maintenance, repair and management specialist based in Montreal, Quebec. The acquisition gives STS immediate entry into the Canadian MRO market through Airbase’s four Transport Canada–approved facilities (YUL, YYZ, YWG, YVR); terms were not disclosed and Airbase’s acting president Lena Watters will remain on as President.

H.I.G. Capital Acquires Segers Aero Corporation

April 9, 2024

Aerospace & Defense

H.I.G. Capital, through an affiliate, has completed the acquisition of Segers Aero Corporation, an FAA-certified provider of engine, accessory and propeller MRO services for C-130 and similar aircraft. H.I.G. will partner with Segers' existing management to invest in capacity and capabilities to support continued growth and expanded service offerings to military operators, OEMs and cargo carriers.