Selecting the suitable ISO standard is one of the most crucial steps within the certification journey—different requirements focus attention on particular elements of business operations. Common ISO Standards: 1. ISO 9001 – Quality Management System Focuses on enhancing the incredible product and service. 2. ISO 14001 – Environmental Management System Helps companies manage environmental responsibilities effectively. 3. ISO 27001 – Information Security Management System Protects touchy agency and purchaser statistics. 4. ISO 45001 – Occupational Health and Safety Management System Ensures the place of work safety and worker well-being.