Uptime Institute is an impartial advisory organization focused on improving the performance, efficiency and reliability of critical business infrastructures; it is recognized worldwide for the definition of Tier standards that allow Data Centers to achieve and maintain continuity, efficiency and reliability over time.

The Accredited Tier Designer (ATD) program provides specific training to the professionals responsible for the design of Data Centres, based on authoritative and impartial evidence.

The ATD certification certifies the ability to apply Tier specifications by optimizing the Data Center design process, maintaining a vendor-neutral approach, reducing risk factors and ensuring the achievement of requirements