![Avni Çelik](data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="%231b1b1b" class="bi bi-person-fill" viewBox="0 0 16 16"><path d="M3 14s-1 0-1-1 1-4 6-4 6 3 6 4-1 1-1 1zm5-6a3 3 0 1 0 0-6 3 3 0 0 0 0 6"/></svg>)
Avni Çelik
Founder at
SINPAS GAYRIMENKUL YATIRIM ORTAKLIGI
Net worth: 252 M $ as of 2026-06-29
Profile
Dr. Avni Çelik is a Chairman at Seranit Granit Seramik Sanayi ve Ticaret AS, a Chairman at Bati Ege Gayrimenkul Yatirim Ortakligi AS, a Chairman at Kizilbük Gayrimenkul Yatirim Ortakligi AS, a Chairman at Servet Gayrimenkul Yatirim Ortakligi AS, a Chairman at Sinpas Gayrimenkul Yatirim Ortakligi AS, a Chairman at Beyazkum Satis Pazarlama Isl Hiz AS, a Chairman at GYY Elektrik Uretim AS, a Chairman at Interser Dis Ticaret Servis Ve Turizm Isletmeleri AS, a Chairman at Kizilkum Otel Yonetimleri Ve Hiz AS, a Chairman at Prodek Mekan Tasarimi Proje Dekorasyon Urun San Ve Tic AS, a Chairman at Prodek Yapi Dekorasyonu San Tic AS, a Chairman at Sinpas Holding AS, a Member at Chamber of Civil Engineers, a Member at Istanbul Chamber of Commerce and a Member at Istanbul Chamber of Industry.
He is on the Board of Directors at Dogu Istanbul Gayrimenkul Yatirim Ve Ticaret AS, Mikrons Mikroinze Mineral Endustrisi Ve Ticaret AS, Bogazici University Foundation and Istanbul Commerce University.
Dr. Çelik was previously employed as a Chairman by Sinpas Yapi, a Vice Chairman by C Tech Bilisim Teknolojileri San Ve Ticaret AS, a Chairman by Dekors Mekan Tasarimi Dekorasyon Ve Ticaret AS, a Chairman by Eviya Gayrimenkul Gelistirme Ve Yatirim AS, a Chairman by Kat Turizm Gayrimenkul Yatirimlari ve Isletme Ticaret SA, a Chairman by Kentsel Hizmetler Yapi Ve Isletme San Ticaret AS, a Vice Chairman by Ottoman Gayrimenkul Yatirim Insaat ve Ticaret AS, a Chairman by SAF Gayrimenkul Yatirim Ortakligi AS, and a Chairman by Yapimek Yapi Mekanik Ve Otomasyon Endustrisi Ticaret AS.
He also served on the board at TMMOB Insaat Muhendisleri Odasi.
He received his undergraduate degree from Gazi University.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
| 2025-12-30 | 1,735,699,924 ( 43.39% ) | 140 M $ | 2026-06-29 | |
| 2025-12-30 | 1,354,125,000 ( 41.67% ) | 80 M $ | 2026-06-29 | |
| 2025-02-03 | 155,309,023 ( 37.61% ) | 32 M $ | 2026-06-29 |
Avni Çelik active positions
| Companies | Position | Start |
|---|---|---|
| SINPAS GAYRIMENKUL YATIRIM ORTAKLIGI | Founder | 1973-12-31 |
| SERVET GAYRIMENKUL YATIRIM ORTAKLIGI | Founder | 2009-05-17 |
| SERANIT GRANIT SERAMIK SANAYI VE TICARET ANONIM SIRKETI | Chairman | 2024-05-08 |
| KIZILBÜK GAYRIMENKUL YATIRIM ORTAKLIGI | Chairman | 2021-03-29 |
| BATI EGE GAYRIMENKUL YATIRIM ORTAKLIGI | Chairman | 2023-08-15 |
Prodek Mekan Tasarimi Proje Dekorasyon Urun San Ve Tic AS | Chairman | - |
Beyazkum Satis Pazarlama Isl Hiz AS | Chairman | - |
Kizilkum Otel Yonetimleri Ve Hiz AS | Chairman | - |
Interser Dis Ticaret Servis Ve Turizm Isletmeleri AS | Chairman | - |
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Former positions of Avni Çelik
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| ░░░░░░░ ░░░░░░░░░ ░░░░ ░░ ░░░░░░░ ░░░ ░░░░░░░ ░░ | ░░░░░░░░ | - |
Training of Avni Çelik
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
30
1st degree connections
30
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 30 |
|---|---|
Sinpas Gayrimenkul Yatirim Ortakligi AS
 Sinpas Gayrimenkul Yatirim Ortakligi AS Real Estate Investment TrustsFinance Provides real estate investment and development services | Finance |
Ottoman Gayrimenkul Yatirim Insaat ve Ticaret AS
 Ottoman Gayrimenkul Yatirim Insaat ve Ticaret AS HomebuildingConsumer Durables Constructs real estate for own account | Consumer Durables |
Sinpas Yapi | |
Seranit Granit Seramik Sanayi ve Ticaret AS
 Seranit Granit Seramik Sanayi ve Ticaret AS Building ProductsProducer Manufacturing Manufactures and markets porcelain, ceramic tiles, granite & flooring products | Producer Manufacturing |
Istanbul Chamber of Industry | |
Gazi University
 Gazi University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
SAF Gayrimenkul Yatirim Ortakligi AS
 SAF Gayrimenkul Yatirim Ortakligi AS Real Estate Investment TrustsFinance Acts as a Real Estate Investment Trust/REIT | Finance |
Istanbul Chamber of Commerce
 Istanbul Chamber of Commerce Miscellaneous Commercial ServicesCommercial Services Chamber of Commerce | Commercial Services |
Servet Gayrimenkul Yatirim Ortakligi AS
 Servet Gayrimenkul Yatirim Ortakligi AS Real Estate Investment TrustsFinance Invests in and leases outlet & business centers and shopping malls | Finance |
Istanbul Commerce University
 Istanbul Commerce University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Kat Turizm Gayrimenkul Yatirimlari ve Isletme Ticaret SA | |
Mikrons Mikroinze Mineral Endustrisi Ve Ticaret AS | |
Yapimek Yapi Mekanik Ve Otomasyon Endustrisi Ticaret AS | |
TMMOB Insaat Muhendisleri Odasi | |
Kentsel Hizmetler Yapi Ve Isletme San Ticaret AS | |
Dekors Mekan Tasarimi Dekorasyon Ve Ticaret AS | |
Eviya Gayrimenkul Gelistirme Ve Yatirim AS | |
C Tech Bilisim Teknolojileri San Ve Ticaret AS
 C Tech Bilisim Teknolojileri San Ve Ticaret AS C Tech Bilisim Teknolojileri San Ve Ticaret AS is a Turkish technology company and a subsidiary of Turkish Aerospace Industries (TUSAS), specializing in advanced communication technologies for the aerospace, defense, and satellite sectors. The company is based in Gebze, Turkey. The company develops a range of products including secure satellite communication systems, line-of-sight communication devices, uninterrupted communication gateways, aviation equipment such as crash-resistant flight data recorders, and specialized satellite telemetry transmitters, receivers, antennas, and Ku-band waveguide components. Its solutions focus on secure and resilient connectivity across air, land, and sea platforms, utilizing technologies like multi-channel integration and mesh-supported line-of-sight communications with advanced encryption and interference mitigation. The company's products are used in military surveillance, unmanned vehicles, defense communications, 5G infrastructure, and space-qualified satellite systems, and it has contributed to projects such as Turkey’s first domestic communication satellite Türksat 6A and NATO initiatives. C Tech Bilisim Teknolojileri also provides advanced engineering services, including thermal and structural analyses compliant with international standards, and maintains comprehensive data protection policies. | |
Bogazici University Foundation | |
Chamber of Civil Engineers | |
Prodek Yapi Dekorasyonu San Tic AS | |
Bati Ege Gayrimenkul Gelistirme ve Yatirim Ticaret AS
 Bati Ege Gayrimenkul Gelistirme ve Yatirim Ticaret AS Real Estate DevelopmentFinance Provides real estate investment services | Finance |
Kizilbük Gayrimenkul Yatirim Ortakligi AS
 Kizilbük Gayrimenkul Yatirim Ortakligi AS Real Estate Investment TrustsFinance Operates as a real estate investment trust | Finance |
Sinpas Holding AS | |
GYY Elektrik Uretim AS | |
Interser Dis Ticaret Servis Ve Turizm Isletmeleri AS | |
Kizilkum Otel Yonetimleri Ve Hiz AS | |
Beyazkum Satis Pazarlama Isl Hiz AS | |
Prodek Mekan Tasarimi Proje Dekorasyon Urun San Ve Tic AS | |
Dogu Istanbul Gayrimenkul Yatirim Ve Ticaret AS |
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