WELL Building Standard is the leading certification tool to assess health and well-being in buildings. Learn everything you need to know about WELL, how it works, building materials selection, market share, and much more.

The Well Building Standard is the world’s first evidence-based system designed for measuring, certifying, and monitoring building features that impact health and well-being.

The WELL Building Standardᵀᴹ version 2 (WELL v2ᵀᴹ) is a vehicle for buildings and organizations to deliver more thoughtful and intentional spaces that enhance human health and well-being.

WELL v2 includes a set of strategies—backed by the latest scientific research—that aim to advance human health through design interventions and operational protocols and policies and foster a culture of health and well-being. Built upon the pioneering foundation of the first version of the WELL Building Standard (WELL v1), WELL v2 draws expertise from a diverse community of WELL users, practitioners, public health professionals, and building scientists around the world.

There are ten concepts in well v2.
Each concept consists of features with distinct health intents. Features are either preconditions or optimizations.

• Air
• Water
• Nourishment
• Light
• Movement
• Thermal Comfort
• Sound
• Materials
• Mind
• Community