Table 2.

Demographic information of experts in development and validation stage

Area of expertiseNo of experts (dev and val)Geographic locationSector affiliation
Digital construction and smart technologies3 and 3Europe, Oceania AmericaAcademic, industry
Circular economy, LCA and sustainability2 and 2Europe, America, AfricaIndustry, consultancy, academic
Material science and product certification1 and 0EuropeIndustry
Architectural and engineering practices3 and 0Europe, Africa OceaniaAcademic, industry
Public sector and policy advising2 and 1EuropeGovernment, public sector, consultancy
Facility and asset management2 and 1Europe, AfricaIndustry
Off-site construction and low carbon manufacturing1 and 1Europe, AsiaIndustry
Source(s): Authors’ compilation (2026)

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