| Plant | Fuel | Country | MW | t CO₂/yr |
|---|---|---|---|---|
| GlaxoSmithKline Wind Project (Turbine 4) | Wind | United Kingdom | 2 | — |
| GlaxoSmithKline (Waste AD) | Biomass | United Kingdom | 1 | — |
Ownership & capacity: WRI Global Power Plant Database (CC BY 4.0). Measured CO₂ where reported to EPA/EU ETS/Climate TRACE.