About
Siliko is a Tier 1 development supplier for the automotive and household appliance industries, with additional presence
in the electrical, sanitation, and construction sectors. Established in 1993 by its owner, Janko Koprivec, the family-owned company has over 30 years of tradition.
The company provides comprehensive services, from initial concept development to serial production. Its development
center employs over 100 engineers specializing in compound, product, quality, and process development, supported by a strong internal tool shop and automation department.
The Siliko Group operates across four locations: Vrhnika, Slovenia (headquarters, development center, tool shop, mixing department, and a smaller production unit), as well as three production facilities in Sevnica, Slovenia; Sombor, Serbia; and Neustadt, Germany. The company employs over 900 people.
Siliko’s primary market is the European automotive industry, with approximately 70% of its revenue coming from German automotive manufacturers.
Key product groups
• Solutions for E-Mobility (venting units, charging modules, insulation plates, battery pack sealings)
• Solutions for Body, Chassis and Comfort (steering system elements, antivibration parts for suspension and stabilization systems)
• Solutions for Air, Fluid and Thermal management (air duct systems, water and condense regulation, SCR tanks, oil distributors)
Key production and R&D technologies
• One or multi component injection moulding of elastomers
• Elastomer production
• One or multi component injection moulding of thermoplasts
• Injection moulding of duroplasts
• Welding (hot plate, gas, ultrasonic, vibration welding, heat steaking)
• Automated assembly with vision systems
Certificates
• ISO 9001 – Quality management system
• IATF 16949 – Quality management system, automotive industry (serial production)
• ISO 45001 – Occupational health and safety management system
• ISO 14001 – Environmental management system
• TISAX – Information security in the automotive industry