“Kolin acknowledges the power of knowledge and offers its comprehensive engineering know-how to the industry. Rayen is a project and consultancy company and a subsidiary of the Koloğlu Holding. The company operates in the field of railway electrification systems with an experienced and competent team.”



Rayen Proje ve Müşavirlik A.Ş. Rayen has been providing fully inclusive services in the field of railway electrification systems since 2018. This engineering company strives to supply the best solutions for railway vehicles by means of overhead catenary systems. Rayen offers a broad range of services from basic to detailed design for electrified rail lines The company aims to meet the needs of its customers by providing ideal solutions tailored for their projects in accordance with national and international standards and regulations. As a project and consultancy firm, Rayen provides services in three main categories in the area of railway electrification systems:

Transformer Centers: Tender preparation, basic design, detailed design, traction force simulation;
Catenary Systems: Tender preparation, basic design, dynamic simulation;
Other Services: EMC analysis, RAMS analysis, field assessment, material design.

Rayen Proje ve Müşavirlik A.Ş. is a company that is open for development and focused on customer satisfaction, making its mark in quality and reliability in the Turkish railway industry. With its experienced and competent staff, and by enjoying the strength and confidence afforded by inclusion within the Koloğlu Holding, Rayen aims for great breakthroughs.