Resources
Our Blog
Compliance & Accountability14 min read
Green Key 2026: What Hotels Need to Measure Now
Green Key's 2026 certification criteria are now in effect. Learn what hotels should measure, document and prepare for their next sustainability assessment.
October 9, 2026
Compliance & Accountability10 min read
Green leases: the green years of leasing
A legal perspective on green leases, energy performance, ESG obligations and how landlord and tenant responsibilities may evolve in Portugal.
September 16, 2026
Energy Efficiency13 min read
Hotel Solar and Battery Storage: When Does It Pay Off?
Learn how hotels should calculate solar and battery ROI using load profiles, self-consumption, tariffs, storage value and measured savings.
September 10, 2026
Interactive tools
- HospitalityAbout 5 minutes
Hospitality Resource Visibility Diagnostic
Assess how clearly your operation can see water, energy, occupancy, anomalies, portfolio performance, and sustainability evidence.
Start diagnostic
Guides
Download practical guides, workbooks, and templates designed to turn sustainability and resource-management priorities into action.