Sun Square

Sun Square provides independent consulting and specialized training in OT cybersecurity, open source compliance, and security assurance, with a focus on critical infrastructure sectors including oil and gas, manufacturing, transportation, energy, semiconductor, and maritime. The company supports organizations in aligning with international standards and regulatory requirements, including ISA/IEC 62443, SEMI E187, ISO/IEC 5230, ISO/IEC 18974, and the Cyber Resilience Act (CRA). The team combines active involvement in international standards development with extensive real-world OT experience, enabling organizations to achieve compliance in a structured, efficient, and technically sound manner.