These electronics and semiconductor companies in Turkey represent a mix of established large firms and mid-sized companies, with a notable presence in defense, automotive, and renewable energy sectors. Aselsan, with over 21,000 employees, is a major defense electronics provider. Karel focuses on defense, communication, and automotive technologies, while TÜBİTAK BİLGEM is a national R&D center for information security and advanced electronics. Yazaki Türkiye specializes in automotive wiring harnesses.
The data reveals a significant concentration of companies involved in the defense and automotive industries. For instance, Nursan Kablo Donanımları San. Ve Tic A.Ş. and Murat Ticaret Kablo San. A.Ş. are both key players in automotive wiring. Furthermore, there's a growing segment in renewable energy, as exemplified by Kalyon PV and Smart Güneş Teknolojileri, both active in solar power production and R&D.
| # | Company | Employees | |||
|---|---|---|---|---|---|
| 1 |
Aselsanaselsan.com
Large scale defense electronics provider specializing in communication, radar, electronic warfare, electro-optics, unmanned systems, weapon platforms, air defense, and medical technology integration. |
21,021 | |||
| 2 |
Karelkarel.com.tr
Leading technology firm in Türkiye excelling in defense industry, communication systems, automotive technologies, electronic production, and emerging technologies with a focus on innovation and R&D |
2,666 | |||
| 3 |
TÜBİTAK BİLGEMen.bilgem.tubitak.gov.tr
A national R&D center specializing in information security, advanced electronics, and IT technologies through strategic partnerships, developing high-value technologies and products for competitiveness |
2,230 | |||
| 4 |
Yazaki Türkiyeyazaki-europe.com
A pioneering organization specializing in automotive wiring harnesses and various energy products to support a safe and environmentally friendly society |
1,512 | |||
| 5 |
Kalyon PVkalyonpv.com
Vertically integrated solar factory producing ingots, wafers, cells, and modules alongside research and development activities for sustainable energy projects and large-scale power plants. |
846 | |||
| 6 |
Smart Güneş Teknolojilerismartsolar.com.tr
A leading player in the renewable energy sector, specializing in solar power plant investments and PV module production with a strong global presence |
702 | |||
| 7 |
Nursan Kablo Donanımları San. Ve Tic A.Ş.nursanelektrik.com
Specializing in wire harness design, manufacturing, and protection for vehicles, ensuring high quality, flexibility, and customer satisfaction through in-house production and R&D |
692 | |||
| 8 |
MURAT TICARET KABLO SAN.A.S.muratticaret.com
Established in 1969, acquired by Volex in 2023, Murat Ticaret manufactures electrical wiring harnesses and battery cables for global automotive industry OEMs |
680 | |||
| 9 |
AselsanNET Ltd.aselsannet.com.tr
providing sales, survey, installation, system setup, and service activities for electronic and communication needs of civilian institutions and users |
614 | |||
| 10 |
TÜBİTAK BİLGEMgov.tr
Advanced research center specializing in informatics and information security, dedicated to enhancing knowledge and innovation in the field |
554 | |||
| 11 |
Meteksan Savunmameteksan.com
Specializing in high-tech defense products, this organization develops radar, surveillance, communication, and acoustic systems for military and security forces, while also supporting education through scholarships |
449 | |||
| 12 |
Farba Otomotiv A.Ş.farba.com.tr
Established in 1979, the company operates in the automotive industry, specializing in product development, manufacturing with state-of-the-art technology, and exporting to various countries |
437 | |||
| 13 |
TUBITAK UZAYuzay.tubitak.gov.tr
Specializing in space technologies, electronics, and information technologies Leading R&D projects, small satellite design, and fostering international collaboration in space |
418 | |||
| 14 |
CTechctech.com.tr
Specializing in Defense, Security, Aerospace, Telecom, and Broadcasting, we offer products and solutions in Avionic Systems, Communication, Cyber Security, and Modeling-Simulation technologies |
373 | |||
Want more companies than this list?This page shows the largest ones only. Connect to Tamtam to see every company that matches, filter by size, industry or growth, and reach their decision-makers. | |||||
| 15 |
Savroniksavronik.com.tr
Specializing in defense industry, transportation, information systems, and more, the company develops innovative solutions through technology integration and R&D |
372 | |||
| 16 |
EHSİM Elektronik Harp Sistemleriehsim.com.tr
Specializing in Electronic Warfare and Tactical Command Control Systems, the company aims to be a leader in the defense industry |
312 | |||
| 17 |
ENTES Elektronikentes.com.tr
A global leader in energy quality and efficiency solutions, providing innovative ways for businesses to manage and control their energy usage effectively |
309 | |||
| 18 |
TUALCOMtualcom.com
Specializes in delivering customized, cutting-edge communication and RF solutions for defense and space industries, including data link, telemetry, and GNSS AntiJam systems |
275 | |||
| 19 |
OZDISAN ELEKTRONİK SAN. TİC. A.Ş.ozdisan.com
Specialist distributor and manufacturer of UPS, voltage regulators, and induction heating systems with a wide range of electronic components and factory automation solutions |
266 | |||
| 20 |
AYESAŞayesas.com
Specializing in Aerospace, Defense, and Security, the company offers advanced solutions in C4I, Avionics, and Electromechanical systems, from design to manufacturing |
259 | |||
| 21 |
EAE Lightingeaeaydinlatma.com
Specializing in professional indoor lighting with a focus on industrial lighting Dedicated to offering contemporary, cost-effective, comfortable, efficient, and environmentally friendly lighting solutions |
244 | |||
| 22 |
ALPPLAS ENDUSTRIYEL YATIRIMLAR A.S.alpplas.com
A manufacturing organization specializing in plastic injection services and EMS, serving global brands in various sectors with high quality standards and certifications |
237 | |||
| 23 |
DAIICHI Electronicdaiichi.com
Tier-1 supplier specializing in automotive electronics, infotainment systems, connectivity, speakers, antennas, chargers, AVAS, and electronic modules for global OEMs |
202 | |||
| 24 |
STG Mühendislikstgm.com.tr
Specializing in developing high-reliability products for industries facing challenging conditions, conducting R&D activities, and reducing dependency on external sources for production |
199 | |||
| 25 |
KAT MEKATRONIK URUNLERI A.S.katmekatronik.com.tr
A global leader in automotive manufacturing, specializing in mechanical, mechatronics, and electronics products with a focus on quality, innovation, and environmental sustainability |
163 | |||
| 26 |
TRANSVARO Elektron Aletleri Sanayi ve Ticaret A.Ş.transvaro.com
Designs, manufactures, and assembles thermal, night vision, IR/Laser devices, along with optic components, for defense and security forces Also provides turnkey projects for electronic security systems |
143 | |||
| 27 |
V-Countmegaplusredirection.tedata.net
Specializing in visitor analytics for physical locations, the company offers accurate people counting, real-time occupancy, and demographic analysis solutions to improve visitor experiences |
69 | |||
| 28 |
Qubitriumqubitrium.tech
The company specializes in developing advanced quantum technologies for cryptography, communication, and sensing, offering products and services to industrial organizations |
20 | |||
| 29 |
Hyperion Technologieshyperiontechs.com
A spin-off from OKATEM, Hyperion Technologies develops portable and user-friendly test instruments for wireless and optical communication systems, eliminating high costs and steep learning curves |
3 | |||
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How this list is built
Every company on this list has a Tamtam company profile. The industry is the one the company gives on LinkedIn; categories such as SaaS or fintech are classified by Tamtam's AI from the company's website and LinkedIn page; and the headquarters city must match the company's own address. Companies are ranked by the number of employees on LinkedIn, and the list is refreshed every night. Classifications can be wrong, so treat the list as a starting point rather than an official ranking. Last updated Nov 12, 2026.
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