Make buildings better.

For people. For nature.

Who are we?

We are a consulting firm specialising in the fields of sustainability, climate neutrality, energy efficiency and ESG strategies for the commercial real estate sector. Our services help our clients develop energy-efficient, resident-friendly and environmentally neutral buildings featuring innovative and functional solutions, which boost their market value and their attractiveness as an investment.

JWA in numbers

years on the market

experts at green construction.

730

specialised analyses*

190

mln

obtained certifications*

380

contracts signed*

270

contracts signed*

* 2025 only.

JWA offers
comprehensive services

•

Sustainability and green certifications

•

Climate neutrality of buildings (Net Zero)

•

ESG strategies and reporting

OWNER ZONE

Advisory and certification that translate into property value

Refinancing, tenant retention, transaction, operational efficiency — five moments when ESG begins to have a real impact on property value. We show how to prepare for them.