Venue Impact Advisory

Wales Millennium Centre (Cardiff)

Theatre / Concert Hall · Wales

Sustainable Venue Score60/100
CertifiedHigh confidence✓ Verified from published report
Overall
47th of 200
Theatre / Concert Hall
7th of 44
Wales
3rd of 13

Wales Millennium Centre (Cardiff) holds a Certified rating, scoring 60 out of 100 on the evidence found. On its own reporting, on-site/qualitative renewable noted in evidence. It performs strongest on governance & transparency and has the most room to improve on certifications & recognition.

Score breakdown

The five weighted categories that make up the Sustainable Venue Score.

Energy & Carbon18 / 30
Waste & Circularity13 / 20
Supply Chain & Sourcing11 / 20
Governance & Transparency14 / 20
Certifications & Recognition4 / 10
Minimum Threshold floor: Met. Energy & Carbon and Governance & Transparency both clear the required minimum, so the venue is eligible for Certified or Leader.

Carbon data

What the venue reports on its Scope 1 and 2 emissions, and how trustworthy the figure is.

Scope 1 & 2
no separate tonnage published
Self-reported
Trend: on-site/qualitative renewable noted in evidence
Base year: n/aLatest: recentAssurance (as reported): self-reported

What we found

Desk review: net zero 2035; ISO 14001 (2025); 720 rooftop solar panels (UK's first 'solar stage', -50t/yr) + 82% LED (100% by 2030); anchor client joining the Cardiff District Heat Network (waste heat, cutting Scope 2&3); zero waste to landfill. Strong renewable energy + heat plan.

Based on published or independently verifiable evidence available at the time of assessment.

Primary source: wmc.org.uk/en/sustainability

Is this your venue?

This assessment reflects publicly available information at the time of review and is open to correction. If anything is inaccurate or out of date, send us verified evidence and we will review it.

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Provisional v1.4 desk assessment as of June 2026. Not a financial, safety or legal rating, and not a definitive statement about the venue's practices.