Here are examples of IT companies that have successfully implemented ISO 9001:

- Microsoft: Microsoft, a multinational technology company, has implemented ISO 9001 to ensure quality management across its various products and services, including software development, cloud computing, and hardware manufacturing.

- IBM: IBM, a global technology and consulting company, has obtained ISO 9001 certification to standardize its quality management processes and deliver high-quality solutions and services in areas such as IT consulting, software development, and cloud computing.

- Oracle Corporation: Oracle Corporation, a leading provider of enterprise software and cloud computing solutions, has adopted ISO 9001 to establish robust quality management systems and ensure the quality and reliability of its products and services.

- SAP SE: SAP SE, a multinational software corporation, has implemented ISO 9001 to maintain quality standards in its enterprise software solutions and services, including enterprise resource planning (ERP), customer relationship management (CRM), and supply chain management (SCM).

- Adobe Inc.: Adobe Inc., a global leader in digital media and marketing software, has obtained ISO 9001 certification to demonstrate its commitment to quality management and continuous improvement in delivering innovative software solutions and services.