GSC Tekstil was founded in Istanbul in 2005, starting as a local business with a mission to supply high-quality textiles and build strong, reliable partnerships within the industry. Initially, the company focused on sourcing and delivering cotton and synthetic yarns and fibers to meet the diverse needs of textile manufacturers. Over time, GSC Tekstil's dedication to quality, customer service, and on-time delivery enabled it to expand its operations internationally.

The company also embraced e-commerce early on, establishing itself on platforms like eBay to reach a broader customer base. Through consistent customer satisfaction and high-quality service, GSC Tekstil earned the prestigious title of eBay Power Seller, a status awarded to sellers with high sales volumes, top ratings, and an excellent reputation among buyers. This designation helped GSC Tekstil gain further visibility and credibility, cementing its role as a trusted supplier in the textile industry.