Nextensa and Promobe Sell Luxembourg's First BREEAM Outstanding Building for Over €100M
Event summary
- Nextensa and Promobe's joint venture Grossfeld sold Stairs S.à r.l., a BREEAM Outstanding-certified office building in Luxembourg, to State Street Services Luxembourg for over €100M.
- The transaction marks Grossfeld's second real estate deal exceeding EUR 100 million in the Grand Duchy in 2026.
- Stairs is the first building in Luxembourg to achieve BREEAM Outstanding certification, featuring recyclable materials, a green roof, and WELL Gold certification for occupant wellbeing.
- The building has a gross floor area of 9,999 m² with workspace capacity for up to 975 workstations.
The big picture
This transaction underscores the growing demand for sustainable office spaces in Luxembourg, particularly within high-growth urban hubs like Cloche d'Or. The deal also highlights Grossfeld’s ability to deliver complex real estate projects, reinforcing its leadership in Luxembourg's office sector. With increasing regulatory and investor focus on ESG metrics, buildings like Stairs could set a new benchmark for future developments.
What we're watching
- Sustainability Premiums
- Whether the BREEAM Outstanding certification will command sustained valuation premiums in Luxembourg's commercial real estate market.
- Cloche d'Or Growth
- The pace at which Cloche d'Or solidifies its position as Luxembourg’s premier business destination, attracting further high-value transactions.
- Joint Venture Synergy
- How Nextensa and Promobe's joint venture model will scale in executing additional landmark transactions in the region.
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