Key Yazılım Our History

Our History

We Search and Develop

“Creative works carried out on a systematic basis to increase the knowledge of people, culture, and society and to use this knowledge to design new applications” within this definition of the framework of R&D, Key Yazılım Çözümleri A.Ş. carries out more than 10 R&D projects. Key Yazılım Çözümleri A.Ş. operates e-business software in the B2B business model for more than 100 corporate customers and operates most of them within the scope of SaaS service.

Our History

In 2004, Key Yazılım Çözümleri A.Ş. was first established in Ankara under the name of Key Internet Services Computer Software Hardware Engineering Consultancy Industry and Trade Limited Company. Its working area develops web-based software, and it has always chosen to define its customer-specific software development service as “Boutique Service.”

Firstly, Key Yazılım Çözümleri A.Ş. developed professional organizations as public institutions for CMS, CRM, and ERP applications. Key Yazılım Çözümleri A.Ş. is the first lead company that develops software for PHP’s corporate customers. Today, Key Yazılım Çözümleri A.Ş. includes 2/3 of the large and medium-sized banks in the Turkish banking sector and has been continuing its R&D studies in the Ankara Technology Development Zone (Bilkent Cyberpark) from 2009 to improve its capabilities.

The company name was changed to Key Yazılım Çözümleri A.Ş. in 2017.

Key Yazılım Çözümleri A.Ş. has commercialized the projects and solutions as follows.

2004 INFOREX – Information Management System
2007 INVEX – Apperiasal Information System
2011 HYPOTEX – Hypothec Information Management System
2013 DEEDEX – Deed Tracking System
2015 PROPEX – Property Management System
2016 SIGNEX – E-Signature System

Key Yazılım Çözümleri A.Ş. continues to work on the solutions listed below, as well as constantly improving its solutions above.


SALEX – Electronic Tender and Sales System
STATEX – Reference Sources Information System For Valuation
APPEX – Value Control Information System

Our “STATEX – Reference Sources Information System For Valuation” and “APPEX – Value Control Information System” projects are supported by TÜBİTAK – TEYDEB (Technology and Innovation Support Programs Presidency)with the “REAL ESTATE VALUE CONTROL SYSTEM AND REFERENCE RESOURCES SYSTEM TO BE DEVELOPED FOR REAL ESTATE VALUATION WITH DATA PROCESSING, NEURAL NETWORKS, AND OTHER STATISTICAL ANALYSIS” name.

“STATEX – Reference Sources Information System For Valuation” and “APPEX – Value Control Information System” projects were signed with Bilkent University, our University-Industry cooperation.

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