SIQ Ljubljana is an international, professional, independent, impartial, and non-profit institution that provides comprehensive services in certification, inspection, testing, calibration, validation, verification, and training. We are a notified body for 7 directives and 2 regulations and are accredited for over 500 standards. With 184 employees and 350 external experts, we provide services across various industries. We conduct audits and certifications of management systems according to ISO and AQAP standards, and we calibrate measuring equipment—from scales to high-frequency devices. We offer cybersecurity services (penetration testing, audits, IoT device security) and verify equipment intended for explosive environments in compliance with EU regulations. Our work is backed by numerous international accreditations and memberships.