West Star Aviation

What West Star Aviation does

West Star Aviation is one of the largest independent business aviation Maintenance, Repair, and Overhaul (MRO) providers in the world, operating a network of 6 full-service facilities (East Alton IL, Grand Junction CO, Chattanooga TN, Perryville MO, Statesville NC, Millville NJ) and 5 satellite locations (Denver, Houston, Minneapolis, Chicago, Addison) across the United States. The company delivers the full MRO service stack — heavy maintenance and 96/144/180-month inspections, avionics upgrades and STC installations, exterior paint, interior refurbishment, engines and APU maintenance, non-destructive testing, in-house engineering, and line services — across all major business aircraft OEMs including Bombardier, Gulfstream, Dassault Falcon, Embraer, Textron Citation, Hawker, and Learjet. A defining capability is the nation's largest Aircraft on Ground (AOG) mobile repair technician network, expanded to 250+ technicians in March 2026 via the DCJet acquisition and operating 24/7/365 from a dedicated control center. Multi-jurisdiction certifications (FAA Part 145, EASA, UK CAA, ANAC Brazil, Transport Canada, AFAC Mexico, ANAC Argentina, Cayman Islands, Aruba, Bermuda) and authorized service center status for Bombardier, Embraer, Textron, Williams International, Héroux-Devtek, and Gogo allow West Star to serve both U.S. and internationally registered aircraft.

The business model is professional services revenue generated through labor hours and parts markup on quote-based, project-scope MRO engagements; pricing is custom and not publicly disclosed. Distribution is direct to operators via enterprise field sales — 11 Regional Sales Managers covering defined U.S. and Canadian/Latin American territories plus 7 Technical Sales Managers specialized by airframe platform — supplemented by a 24/7 AOG call center. West Star Aviation Academy, a 7.5-month FAA-approved apprenticeship program with Southwestern Illinois College and Choose Aerospace, addresses the industry-wide technician shortage and produced 25 graduates with a 100% pass rate in 2025. The company was acquired by Greenbriar Equity Group from The Sterling Group in May 2025 (KKR-led debt financing) and has executed two acquisitions in 30 months (Jet East November 2023, DCJet March 2026), positioning for continued scale expansion in the business aviation MRO market.

Name

West Star Aviation

Legal name

West Star Aviation, LLC

Website

https://weststaraviation.com

Company type

Private

Founded year

1947

Operating status

Operating

Headcount range

1,001–5,000 employees

Short description

West Star Aviation is one of the largest independent business aviation MRO providers in the world, operating 6 full-service facilities and 5 satellite locations across the United States. It delivers maintenance, avionics, paint, interior, engine, and AOG mobile repair services to corporate flight departments, charter operators, and fleet managers across all major business aircraft OEMs.

Ownership category

akta.pro rank

Product category

Business Aviation MRO Services

NAICS

Support Activities for Air Transportation (4881), Aerospace Product and Parts Manufacturing (33641), Other Aircraft Parts and Auxiliary Equipment Manufacturing (336413)

SIC

Aircraft & Parts (3720), Aircraft Parts & Auxiliary Equipment, Nec (3728), Search, Detection, Navagation, Guidance, Aeronautical Sys (3812)

akta.pro primary industry

Airframe Maintenance & Structural Repair (Line/Base) (TLAKAJAA)

akta.pro secondary industries

Landing Gear & Wheel/Brake MRO (TLAKAJAD), Component MRO (Avionics, Hydraulics, Pneumatics, Electrical) (TLAKAJAC), Cabin Interior & IFE MRO (Seats, Galleys, Lavatories, Connectivity) (TLAKAJAF), Modifications, STC & Retrofit Integration (IMABALAM), MRO Engineering, Technical Publications & CAMO Support (IMABALAO), Private Aviation Maintenance, Repair & Overhaul (MRO) (THABAFAI)

Keywords

• Business aviation MRO
• Aircraft maintenance services
• AOG support services
• Avionics installations
• Aircraft paint interior

Headquarters

HQ city

Grand Junction

HQ country

United States

HQ region

North America

Offices10 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Supply Chain, Infrastructure, Marketing or Sales, Technology or R&D

Revenue model

1. MRO Services: Comprehensive maintenance, repair, and overhaul services including scheduled/unscheduled maintenance, heavy inspections, modifications, and modifications. Revenue generated through labor hours and parts markup. Services delivered at fixed-base facilities and on-location via mobile repair teams.
2. Avionics Installations and Upgrades: Installation of avionics systems including Garmin G5000, G600 TXi, FMS upgrades, ADS-B, TCAS, datalink systems, connectivity solutions (Gogo C1, Starlink, Galileo). Revenue includes equipment and installation labor.
3. Engine and APU Services: Engine maintenance including MPIs, CZIs, on-condition inspections, and repairs. Authorized support for MSP, MSP Gold, Pratt & Whitney Eagle Service Plan, Williams TAP/TAP Elite, and GE On Point programs.
4. Aircraft On Ground (AOG) Support: 24/7 emergency aircraft on ground support with nationwide network of over 250 technicians. Response services include mobile repair, troubleshooting, and ferry permit assistance.
5. Landing Gear Overhaul: Authorized landing gear overhaul services for Embraer Praetor and Legacy jets through partnership with Héroux-Devtek. Includes main gear assemblies, side stay assemblies, and nose retract actuators.

Pricing tiers

Go-to-market motion1 record

Distribution channels3 records

Marketing channels6 records

Core offering

West Star Aviation provides full-service maintenance, repair, and overhaul (MRO) for business aviation aircraft, encompassing AOG support, scheduled and unscheduled maintenance, heavy inspections, avionics upgrades, exterior paint, interior refurbishment, engine and APU services, mobile repair, non-destructive testing, and engineering/STC development. The company supports all major business jet OEM platforms and operates from six full-service facilities plus five satellite locations across the United States.

Product overview

West Star Aviation operates as a leading independent full-service MRO (Maintenance, Repair, and Overhaul) provider for business aviation, offering a comprehensive portfolio of services through six full-service facilities (East Alton IL, Grand Junction CO, Chattanooga TN, Perryville MO, Statesville NC, Millville NJ) and five satellite locations (Denver, Houston, Minneapolis, Chicago, Addison). The core service ecosystem includes Aircraft on Ground (AOG) support with the nation's largest mobile repair technician network (250+ technicians), heavy maintenance and inspections, avionics upgrades and connectivity installations (Starlink, Gogo), exterior paint using UV-finish technology, interior refurbishment with cabinetry services, engines and APU maintenance, non-destructive testing, engineering with multiple STCs, and fuel/ramp services. Supporting this infrastructure, the company operates the West Star Aviation Academy (WSAA) apprenticeship program and maintains authorized status for OEM-specific programs including Héroux-Devtek landing gear overhauls for Embraer aircraft and Gogo connectivity systems. All facilities hold FAA, EASA, UK CAA, and ANAC certifications, enabling comprehensive regulatory compliance for international operators.

Differentiator

Problem solved

Functional benefit

Brands

• West Star Aviation Academy (WSAA): Aviation maintenance training academy operated in partnership with Southwestern Illinois College, offering FAA-approved apprenticeship program for Aircraft Maintenance Technicians

Products and services

• Aircraft on Ground (AOG) Support 24/7/365 emergency aircraft on ground rapid response support with the largest AOG technician network in the United States, providing mobile dispatch, troubleshooting, and ferry permit assistance nationwide for business aviation operators.
• Heavy Maintenance and Inspections Comprehensive scheduled and unscheduled maintenance services including 96-month, 144-month, and 180-month heavy inspections for business aircraft across Gulfstream, Challenger, Global Express, and other major OEM platforms.
• Avionics Services Full-service avionics capabilities including installations, upgrades, and certifications such as Garmin G5000 flight deck for Citation Excel/XLS, G600 TXi for CJ series, FMS upgrades, ADS-B, TCAS, and connectivity systems including Starlink, Gogo C1, and Galileo HDX.
• Exterior Paint Services State-of-the-art aircraft paint facilities providing custom exterior schemes, color matching using the Pantone system, and UV-finish cabinetry across all major business airframe types.
• Interior Refurbishment Complete interior services including reconfiguration, custom cabinetry with UV curing finishes, seat refurbishment, custom design work, and floor plan changes for business aircraft cabins.
• Engines and APU Maintenance Engine and APU maintenance including MPIs, CZIs, on-condition inspections, and minor/major repairs with support for MSP, MSP Gold, Pratt & Whitney Eagle Service Plan, Williams TAP/TAP Elite, and GE On Point programs delivered by factory-trained technicians.
• Mobile Repair Team (MRT) Mobile service teams providing on-location maintenance support, troubleshooting, and ferry permit assistance available 24/7 from satellite locations for business aviation operators.
• Non-Destructive Testing (NDT) Comprehensive non-destructive testing services for aircraft structural inspection and maintenance verification across business aviation platforms.
• Engineering Services In-house engineering capabilities for aircraft modifications, FAA Supplemental Type Certificate (STC) certifications, and compliance support across multiple airframe types including Challenger, Falcon, Citation, and Embraer platforms.
• Fuel and Ramp Aircraft Services Complete line services at select locations including branded fuel, engine and cabin preheat, tie-down, hangar storage, catering, crew cars, and 24-hour ramp surveillance.
• Avionics Protection Plans (HAPP and CASP) Maintenance service programs (HAPP and CASP) providing coverage and protection for avionics systems across business aviation operators.
• Héroux-Devtek Landing Gear Overhaul Authorized Héroux-Devtek landing gear overhaul service for Embraer Praetor and Legacy jets including main gear assemblies, side stay assemblies, nose retract actuators, and cadmium plating, supported by $1.5 million OEM-approved parts inventory.
• West Star Aviation Academy (WSAA) FAA-approved apprenticeship program training Aircraft Maintenance Technicians in partnership with Southwestern Illinois College; 7.5-month program combining classroom instruction with hands-on training using a Falcon Jet, achieved 100% graduation rate.

Quantifiable outcome

• 84% AOG acceptance rate with record volume in May 2026 following DCJet acquisition
• +5 more outcomes

Named customers1 record

Segments4 records

Ideal customer profiles1 record

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Integration6 records

AI capability3 records

Feature4 records

Partnerships

Ten partnerships are on record, tiered core and supporting.

• CAMP Systems InternationalcoreTechnology or Integration · 1 October 2025West Star Aviation is the exclusive launch partner for CORRIDOR's AI Operations Manager, an AI-powered tool designed to transform aviation maintenance through predictive intelligence. Technology will be rolled out across West Star's network to improve maintenance planning, turnaround times, and labor efficiency.
• Héroux-Devtek InccoreTechnology or Integration · 1 October 2025Strategic partnership making West Star Aviation an authorized landing gear overhaul facility for Embraer Praetor and Legacy jets. West Star's Chattanooga and Grand Junction facilities serve as authorized service centers with $1.5M inventory investment in OEM-approved parts.
• Southwestern Illinois CollegecoreStrategic or Co-development Partner · 1 January 2024Partnership to establish West Star Aviation Academy (WSAA) combining paid apprenticeship with academic coursework and hands-on training using a Falcon Jet. Program addresses nationwide shortage of Aircraft Maintenance Technicians and has achieved 100% graduation rate.
• Choose AerospacesupportingStrategic or Co-development Partner · 1 January 2024Collaborative partner in West Star Aviation Academy providing curriculum and training standards for FAA-approved aircraft maintenance technician apprenticeship program.
• GogocoreTechnology or IntegrationWest Star Aviation is an authorized Gogo dealer for installation of connectivity solutions including Gogo C1, Gogo Galileo HDX, and other AVANCE systems. Exclusive launch partner for first Phenom 300 Galileo HDX installations. Gogo transitioning North American licensed network to LTE technology.
• EmbraercoreTechnology or IntegrationWest Star Aviation is an authorized Embraer service center for over 15 years, providing maintenance, repairs, and support for Legacy 450/500 and Praetor 500/600 aircraft. Newest capability includes landing gear overhaul authorization through Héroux-Devtek partnership.
• Textron AviationsupportingTechnology or IntegrationTechnical partnership supporting Citation and Beechcraft operators. West Star provides MRO services for Textron aircraft including engine support, avionics upgrades, and maintenance. Christi Tannahill appointment leveraging 17 years of Textron leadership experience.
• Tectonic Management GroupsupportingImplementation/ SI/ Consulting PartnerPartnership for facility expansion projects including Chattanooga, TN expansion (120,000 sq ft) and Grand Junction, CO expansion (109,000 sq ft). Tectonic designed and constructed major hangar and office facilities.
• Williams InternationalsupportingTechnology or IntegrationWest Star selected as customer service point for Williams International engines, providing authorized engine maintenance and support services.
• StarlinksupportingTechnology or IntegrationWest Star Aviation offers Starlink inflight connectivity installations for business aircraft including Gulfstream G650, G550, and other platforms. Positioning as experienced provider offering potential cost savings of $40,000 to $100,000 by combining modifications with heavy inspections.

Scale indicators9 records

Recent moves11 records

Expansion highlights6 records

Direct peers

• Duncan Aviation: Largest direct competitor: independent business aviation MRO with comparable full-service facilities, paint/interior/avionics/engine capabilities, AOG services, and STC portfolio serving the same Gulfstream/Bombardier/Dassault/Citation/Embraer operator base. Headquartered in Lincoln, NE with regional network spanning the US.
• StandardAero: Major independent MRO with engine and component services for business aviation (and commercial), competing directly on engine/APU work (Williams, Pratt & Whitney, GE programs) and on-aircraft heavy maintenance. Recently merged with Velocity Aircraft Maintenance Services to expand Citation support.
• Jet Aviation: General Dynamics subsidiary providing full-service business aviation MRO globally with hangar facilities, AOG support, and OEM-authorized service across the same airframe families. Operates a larger international footprint but competes head-to-head in the US for Falcon, Bombardier, and Gulfstream work.

Others

• Garmin International: Leading avionics manufacturer supplying the G5000, G600 TXi, and other systems that West Star installs and certifies for Citation and other OEM platforms. Acts as a key supplier-partner rather than direct competitor; alignment drives West Star's upgrade business.
• Collins Aerospace (RTX): Major avionics, interior, and mechanical systems OEM that supplies components and competes in select MRO service lines for business aviation. Overlapping programs include Pro Line avionics, Goodrich landing gear subcomponents, and Collins interior products installed across the same platforms.

Broad incumbents

• Embraer Executive Jets: OEM of Phenom, Legacy, and Praetor families, with West Star as authorized service center for over 15 years. Embraer's own service network (Fort Lauderdale, Melbourne, etc.) competes for Legacy 450/500 and Praetor 500/600 heavy checks alongside independent MROs.
• Bombardier Aerospace: OEM of Global, Challenger, and Learjet families. West Star is an authorized service center for these platforms, but Bombardier's own service center network (including the newly opened Singapore facility) competes for the same heavy-maintenance work. Definitively overlaps on Challenger/Global MRO customer base.
• Textron Aviation: OEM of Citation and Beechcraft/King Air lines. Operates own service centers worldwide, overlapping directly with West Star's Citation maintenance and avionics upgrade business. Christi Tannahill joined West Star from Textron, illustrating the two-way talent flow between OEM and independent MRO.
• Dassault Aviation: OEM of Falcon family with authorized service center network competing for heavy maintenance (including 96/144-month) on Falcon 2000/900/7X/8X. West Star's Falcon STC portfolio places it in both a partnership and competitive posture with the OEM's own service centers.
• Gulfstream Aerospace: OEM that operates its own authorized service network competing for Gulfstream heavy inspections (e.g., G650 144-month checks). Vertical integration presents both a competitive threat and a partnership channel; Gulfstream maintains service centers at Appleton, Savannah, Long Beach, and elsewhere.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat6 records

Key risks6 records

Key highlights7 records

Customer concentration

• Xtwitter.com/weststarfam
• YouTubeyoutube.com/channel/UCh7ws4hGCnW7QACXh7iVkRw
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• LinkedInlinkedin.com/company/west-star-aviation-inc.
• Instagraminstagram.com/wsacareers

Compliance13 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles15 records

Subsidiaries3 records

Funding overview

Funding rounds1 record

Investors4 records

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A3 records

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about West Star Aviation