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Wednesday, 22 July 2026 · LondonENع
Rayan Azhari.Sustainability · Energy · Carbon · Built EnvironmentOccasional detours into philosophy, religion or programming, wherever curiosity leads
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Article 07: Green Leases, Service Charges and the Legal Plumbing of Office Sustainability

A series mining the PhD thesis on London and UK office buildings (Azhari, 2025). Key takeaway. A commercial lease is energy policy in disguise: whether a landlord can refurbish, sub-meter, recover capex or oblige a tenant to share data is set by the lease, not physics.

By Rayan Azhari · 10 min read · Essays
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Article 02: Why EPCs Do Not Tell You How Much Energy a Building Uses

A series mining the PhD thesis on London and UK office buildings (Azhari, 2025). Key takeaway. A statistical analysis of 2,654 Greater London offices finds no significant relationship between EPC band and measured energy use, which is uncomfortable for MEES, ESOS and due diligence.

· 11 min

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