01
Self-check — a few minutes online for a preliminary level.
02
Apply, or receive an invitation; formal ratings are arranged around our schedule.
03
On-site rating — survey, measurement, document checks, interviews.
04
Result — a level plus a dimension report; you decide whether to publish.
05
Regular review — no stone is permanent: typically every 2 years (every 3 years for company-owned offices); a major change triggers an interim review.
Space Rating