PrimeFlight Aviation Services Acquires GAT Airline Ground Support from Atlantic Street Capital

The Sterling Group and Capitol Meridian Partners Acquire PrimeFlight Aviation Services from Carlyle

March 6, 2023

Transportation

The Sterling Group and Capitol Meridian Partners have agreed to acquire PrimeFlight Aviation Services from funds managed by Carlyle in a 50/50 partnership; financial terms were not disclosed and the deal is expected to close by Q3 2023. Headquartered in Sugar Land, Texas, PrimeFlight operates roughly 235 stations globally and employs about 12,000 people, providing ground handling, fueling, deicing, GSE maintenance and other airport services to airlines, airports and cargo operators.

PrimeFlight Aviation Services Acquires StratAir Cargo Handling Operations

August 4, 2025

Logistics & Distribution

PrimeFlight Aviation Services, a portfolio company of The Sterling Group and Capitol Meridian Partners, has acquired StratAir’s cargo handling operations at Miami International Airport (MIA), Richmond International Airport (RIC), and Luis Muñoz Marín International Airport (SJU). The deal expands PrimeFlight’s cargo handling footprint and capacity—adding StratAir’s facilities (including a 120,000 sq. ft. third‑party handling complex at MIA) and experienced personnel to PrimeFlight’s growing global cargo network.

Prime Appearance Acquires Immaculate Flight

November 25, 2025

Aerospace & Defense

Prime Appearance acquired Immaculate Flight in a stock deal, combining two leading providers of aircraft appearance and detailing services to expand nationwide coverage. The acquisition adds Immaculate Flight’s operations at more than 200 airports and will be integrated and rebranded under the Prime Appearance brand, expanding service coverage in markets including Atlanta, Austin, Seattle, Nashville, South Florida, Southern California, the Bay Area, and throughout Texas.

West Star Aviation Acquires Jet East from Gama Aviation

November 6, 2023

Aerospace & Defense

West Star Aviation, a portfolio company of The Sterling Group, has acquired Jet East from Gama Aviation. The deal brings together two business-aviation MRO providers to expand geographic coverage, AOG/mobile capabilities, and heavy- and line-maintenance services (transaction announced in Nov 2023; reported sale price ~US$131 million).

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

October 8, 2024

Aerospace & Defense

An affiliate of H.I.G. Capital has completed a strategic equity acquisition of STS Aviation Group from Greenbriar Equity Group. STS’s executive team will remain in place and as significant shareholders while H.I.G. positions the business for global expansion, capability growth, and potential add-on acquisitions in the aviation MRO and parts-distribution market.

Alliance Ground International Acquires Airport Terminal Services

September 12, 2022

Logistics & Distribution

Alliance Ground International (AGI) has acquired Airport Terminal Services (ATS), adding 49 locations across the United States and Canada and marking AGI's first entry into passenger/terminal operations. ATS, founded in 1975 and based in St. Louis, Missouri, has more than 5,500 employees and provides full-range ground handling, cargo handling, refuelling, de-icing and lounge/concierge services.