What TUSAS Engine Industries does

TUSAŞ Engine Industries (TEI), legally TUSAŞ Motor Sanayii A.Ş., is Turkey's premier aircraft engine manufacturer, headquartered in Eskişehir, Turkey, and operating as a four-party joint venture established in 1985 between TUSAŞ (Turkish Aerospace Industries), GE Aerospace, the Turkish Armed Forces Foundation (TSKGV), and the Turkish Aeronautical Association (TAA). The company employs 4,200+ personnel across a 532,971+ m2 campus and operates seven facilities in Turkey including headquarters in Eskişehir, engineering offices in Ankara and Istanbul, and technology centers in Gebze and Kartal. TEI specializes in the full lifecycle of aviation engines: design, development, manufacturing, assembly, testing, and maintenance/repair/overhaul (MRO). Its product portfolio is organized in three segments: indigenous engine programs (TEI-TS1400 turboshaft, TEI-TF6000 and TEI-TF10000 turbofans, TEI-PD170/180ST/200/222 turbodiesels, TEI-TJ35/90/300 turbojets, TEI-TP38 turboprop, TEI-PG50 gasoline), licensed engine programs (F110 turbofan for F-16/KAAN fighters, T700-TEI-701D turboshaft for utility helicopters), and parts/module manufacturing for major Western commercial and defense programs (LEAP, GEnx, CFM56, GE90, GE9X).

TEI's business model is anchored on long-cycle government defense procurement. The primary customer is the Turkish Armed Forces and its sovereign programs (KAAN next-generation fighter, Hürjet advanced jet trainer, Turkish Utility Helicopter, F-16 sustainment), with export customers including the Indonesian Air Force (48 KAAN jets for 2028-2029 delivery), Oman Air Force, Royal Bahrain Air Force, Royal Saudi Air Force, and NATO via NSPA for AWACS TF33 depot maintenance. Revenue streams include hardware sales (engine manufacturing and assembly), professional services (MRO and design engineering), and export revenues reported at $485M+ USD annually. Pricing is contract-based through multi-year government defense procurement processes; the company participates in major international airshows (Farnborough, SAHA) for export sales. The company's competitive position rests on NADCAP accreditations across 11 process groups and 48 special processes, plus EN/AS 9100, EN/AS 9110, EASA Part 145, ISO 27001, ISO 14001, ISO 45001, ISO 50001, and ISO 22301 certifications, with high-capital-intensity test facilities (100,000 lbs turbofan test cell, 3400/2500 shp turboshaft cells) that create substantial barriers to entry. Leadership comprises Chairman Dr. Mehmet Demiroğlu, Vice Chairman Shawn Warren, and CEO Prof. Dr. Mahmut F. Akşit, with joint Turkish-GE governance through the Board of Directors.

Name

TUSAS Engine Industries

Legal name

TUSAŞ Motor Sanayii A.Ş.

Website

https://tei.com.tr

Company type

Private

Founded year

1985

Operating status

Operating

Headcount range

1,001–5,000 employees

Short description

TUSAŞ Engine Industries (TEI) is a Turkish aircraft engine manufacturer jointly owned by TUSAŞ, GE Aerospace, and Turkish defense foundations, producing indigenous and licensed engines plus parts for Western aerospace programs, serving the Turkish Armed Forces, NATO, and allied military customers.

Ownership category

akta.pro rank

Product category

Aircraft Engine Manufacturing

NAICS

Aircraft Engine and Engine Parts Manufacturing (336412), Aerospace Product and Parts Manufacturing (33641)

SIC

Aircraft Engines & Engine Parts (3724), Aircraft Parts & Auxiliary Equipment, Nec (3728)

akta.pro primary industry

Engine MRO (Shop Visits, Overhaul & Module Repair) (IMABALAC)

akta.pro secondary industries

Engine Modules & Hot-Section Components (Compressors/Turbines/Combustors) (IMABADAJ), Turbofan Engines (IMABADAA), Aircraft Engine MRO (Overhaul, Repair, Test Cell) (TLAKAJAB)

Keywords

• Aircraft engine manufacturing
• Defense aerospace engines
• Engine MRO services
• Military aviation propulsion
• Engine parts and modules

Headquarters

HQ city

Eskisehir

Offices7 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Engine Manufacturing and Assembly: Manufacturing and assembly of aircraft engines including indigenous designs and licensed production of international engine programs
2. Maintenance, Repair and Overhaul (MRO): Depot-level maintenance services for NATO AWACS TF33 engines, F110 engines for various air forces, T700 engines for utility helicopters, and Makila engines for Cougar helicopters
3. Parts and Module Manufacturing: Production of engine parts and modules for international engine programs including LEAP, GEnx, CFM56, GE90, and GE9X engines
4. Design Engineering Services: Engine design and product development services for indigenous engine programs and international collaborations

Pricing tiers

Go-to-market motion1 record

Distribution channels4 records

Marketing channels4 records

Core offering

TUSAS Engine Industries (TEI) designs, develops, manufactures, assembles, and tests aircraft engines and engine parts and modules for military and commercial aviation, and provides depot-level maintenance, repair, and overhaul (MRO) services. Its offering spans indigenous engine programs (turboshaft, turbofan, turbodiesel, turbojet, turboprop, gasoline aviation engines), licensed production of GE engines (F110, T700-TEI-701D), and parts manufacturing for major international engine programs (LEAP, GEnx, CFM56, GE90, GE9X).

Product overview

TUSAŞ Engine Industries (TEI) is Turkey's premier aircraft engine manufacturer, operating as a joint venture between Turkish Aerospace Industries, GE Aerospace, Turkish Armed Forces Foundation, and Turkish Aeronautical Association. Established in 1985, the company offers a comprehensive portfolio of indigenous engine programs including turboshaft engines (TEI-TS1400, T700-TEI-701D), turbofan engines (TEI-TF6000, TEI-TF10000), turbodiesel engines (TEI-PD170, PD180ST, PD200, PD222), turbojet engines (TEI-TJ300, TJ90, TJ35), turboprop engines (TEI-TP38), and gasoline engines (TEI-PG50). The company also manufactures licensed engines including the F110 turbofan and performs parts manufacturing for major international programs (LEAP, GEnx, CFM56, GE90, GE9X). TEI provides full lifecycle services encompassing engine design, part and module manufacturing, assembly, testing, and maintenance/repair/overhaul (MRO) operations.

Differentiator

Problem solved

Functional benefit

Brands

• TEI Alaşım: Subsidiary focused on alloys and materials manufacturing for aerospace applications

Products and services

• TEI-TS1400 Turboshaft Engine Turkey's first nationally developed helicopter turboshaft engine, part of the Turkish Utility Helicopter Project.
• TEI-TF6000 Turbofan Engine Indigenous turbofan engine developed for various military and commercial applications.
• TEI-TF10000 Turbofan Engine Indigenous high-thrust turbofan engine for advanced fighter and trainer aircraft applications.
• TEI-PD170 Turbodiesel Aviation Engine Turbodiesel aviation engine for unmanned aerial vehicles and light aircraft.
• TEI-PD180ST Turbodiesel Aviation Engine Turbodiesel aviation engine variant for specific aircraft applications.
• TEI-PD200 Turbodiesel Aviation Engine Turbodiesel aviation engine developed for UAV and general aviation applications.
• TEI-PD222 Turbodiesel Aviation Engine Advanced turbodiesel aviation engine for next-generation aircraft systems.
• TEI-TJ300 Turbojet Engine Turkey's first medium-range anti-ship missile turbojet engine, achieving world record performance.
• TEI-TJ90 Turbojet Engine Lightweight turbojet engine for target drones and missile applications.
• TEI-TJ35 Turbojet Engine Turbojet engine for unmanned aerial vehicles and target drone applications.
• TEI-TP38 Turboprop Engine Turkey's first domestically developed turboprop aircraft engine for trainer and light transport aircraft.
• TEI-PG50 2-Stroke Gasoline Aviation Engine Two-stroke gasoline-powered aviation engine for light sport aircraft.
• F110 Engine (Licensed Production) GE Aerospace F110 turbofan engine assembled under license for F-16 fighters and KAAN next-generation fighter.
• T700-TEI-701D Turboshaft Engine (Licensed Production) GE T700 turboshaft engine manufactured domestically for the Turkish Utility Helicopter Program.
• LEAP Engine Parts Manufacturing Manufacturing of components for the CFM International LEAP engine family powering Airbus A320neo and Boeing 737 MAX.
• GEnx Engine Parts Manufacturing Manufacturing of components for the GE GEnx engine powering the Boeing 787 Dreamliner.
• CFM56 Engine Parts Manufacturing Manufacturing of components for the CFM56 turbofan engine widely used in Boeing 737 and Airbus A320 families.
• GE90 Engine Parts Manufacturing Manufacturing of components for the GE90 turbofan engine powering Boeing 777 aircraft.
• GE9X Engine Parts Manufacturing Manufacturing of components for the GE9X turbofan engine powering Boeing 777X aircraft.
• Maintenance, Repair and Overhaul (MRO) Services Depot-level maintenance services for TF33 (NATO AWACS), F110 (air forces), T700-TEI-701D (utility helicopters), and Makila 1A1 (Cougar helicopters) engines, including ENSIP/SLEP upgrade services for F110-GE-100 engines.

Quantifiable outcome

• Depot-level maintenance for NATO AWACS aircraft since 1999
• +1 more outcomes

Named customers7 records

Segments2 records

Ideal customer profiles3 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature4 records

Partnerships

Six partnerships are on record, tiered core and minor.

• Turkish Aerospace Industries (TAI) - Hürjet ProgramcoreStrategic or Co-development Partner · 5 May 2026F404 engine supply agreement with TAI for Türkiye's advanced jet trainer and light combat aircraft Hürjet, building on decades of strategic partnership
• Bulgarian GovernmentminorOthers · 12 February 2026Exploring investment opportunities in Bulgaria for European expansion, discussing strategic location and high-tech manufacturing support
• GE AerospacecoreTechnology or Integration · 1 January 1985Joint venture partner since 1985 for aircraft engine technology transfer, licensed production of GE engines including F110, T700, and manufacturing of GE engine components for LEAP, GEnx, GE90, and GE9X programs
• Turkish Aerospace Industries (TUSAŞ)coreStrategic or Co-development Partner · 1 January 1985Parent company and primary customer for indigenous aircraft engine development including KAAN fighter, Hürjet trainer aircraft, and utility helicopter programs
• Turkish Armed Forces Foundation (TSKGV)coreStrategic or Co-development Partner · 1 January 1985Joint venture partner representing Turkish military interests in aerospace engine development
• Turkish Aeronautical Association (TAA)coreStrategic or Co-development Partner · 1 January 1985Joint venture partner supporting Turkish aviation industry development

Scale indicators8 records

Recent moves7 records

Expansion highlights6 records

Direct peers

• ITP Aero: Spanish aircraft engine manufacturer operating a similar joint venture model (originally with Rolls-Royce, now owned by Bain Capital and SAPA). ITP Aero focuses on aero engine components, MRO, and licensed assembly — directly comparable to TEI's business model and product mix.
• MTU Aero Engines: German engine manufacturer combining OEM participation in large commercial engines (PW1100G, GE9X) with strong MRO services and components manufacturing. MTU's hybrid OEM/MRO/Tier-1 supplier model is highly comparable to TEI's structure.
• Avio Aero: Italian engine component manufacturer (now GE Aerospace subsidiary) specializing in low-pressure turbines and MRO for military and civil engines. Avio Aero's Tier-1 components and MRO focus closely mirrors TEI's parts manufacturing and engine services business.

Broad incumbents

• GE Aerospace: Direct JV partner and one of the world's largest aircraft engine OEMs. GE Aerospace's commercial and military engine portfolio (LEAP, GEnx, GE9X, F110, T700) overlaps directly with TEI's parts manufacturing, MRO, and licensed assembly activities.
• Pratt & Whitney: American engine OEM (military F119, F135, commercial PW1000G, V2500) with global MRO network. Pratt & Whitney competes with GE/F110-class engines that TEI assembles under license and serves similar military customers.
• Rolls-Royce: British engine OEM with broad military (Adour, EJ200 for Eurofighter) and commercial (Trent) portfolios. Rolls-Royce's historical JV model with ITP Aero and global MRO footprint is highly relevant to TEI's JV structure and engine services.
• Safran Aircraft Engines: French engine OEM producing CFM56, LEAP, and military engines (M88). Safran's mix of commercial propulsion, military engines, and MRO services makes it a broad incumbent comparable to TEI's combined civil/military engine activities.

Emerging players

• Hindustan Aeronautics Limited (HAL): Indian state-owned aerospace manufacturer with engine MRO, parts manufacturing, and indigenous engine programs. HAL serves as India's counterpart to TEI in building indigenous propulsion capabilities for a national fighter/transport fleet.
• Klimov: Russian engine manufacturer (part of UEC/Rostec) producing military turbofans (RD-33 for MiG-29) and helicopter engines. Klimov's military engine focus and emerging-market status make it a regional comparison for TEI's indigenous programs.
• Aero Engine Corporation of China (AECC): Chinese state-owned aerospace engine conglomerate developing WS-10, WS-15, and other indigenous military engines. AECC represents an emerging-market peer pursuing indigenous engine capabilities parallel to TEI's strategic objectives.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat6 records

Key risks5 records

Key highlights6 records

Customer concentration

• Xx.com/TEI_TUSAS
• YouTubeyoutube.com/channel/UCKoiZ704O6VrACffhucNKAQ
• Facebookfacebook.com/tei.tusas
• LinkedInlinkedin.com/company/tei
• Instagraminstagram.com/tei_tusas

Compliance11 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles8 records

Subsidiaries1 record

Funding overview

Funding rounds

Investors

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

M&A

Investments

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

Frequently asked questions about TUSAS Engine Industries