Castellum

Castellum PLC, a real estate services company headquartered in SE, has reported significant carbon emissions across Scopes 1, 2, and 3. In 2024, the company's total emissions were approximately 57.6 million kilograms of CO2e. This figure is comprised of approximately 639,000 kg CO2e from Scope 1 emissions and approximately 5.6 million kg CO2e from Scope 2 (market-based). Scope 3 emissions were substantial, totalling approximately 52.1 million kg CO2e, with purchased goods and services accounting for the largest portion at roughly 32.4 million kg CO2e.

Castellum has set ambitious climate targets, aiming for climate neutrality by 2030. This commitment is further evidenced by their Science Based Targets initiative (SBTi) validation, which includes a commitment to reduce absolute Scope 1, 2, and 3 greenhouse gas emissions by 100% by 2030, using a 2017 base year. Furthermore, Castellum has set near-term targets to reduce emissions intensity, for example, a 46% reduction per square meter in scope 1, 2, and 3 in-use operational emissions by 2030 from a 2023 base year. The company also aims for net-zero emissions across its value chain by 2040.