One Click LCA is the leading Life Cycle Assessment (LCA) software for the construction industry. Our user-friendly tools support the entire value chain, including product carbon footprints and EPDs, embodied carbon assessments, and corporate GHG reporting. 

Used in more than 120 countries, One Click LCA includes the world’s largest environmental construction database, with over 130,000 data points. It supports 40+ green building standards and certifications, including LEED, Living Building Challenge and Buy Clean schemes. 

Our headquarters are in Helsinki, Finland and we have staff in 22 countries around the world, including the US and Canada. 

We aim to make LCA easy, so our platform integrates with the tools you use, with over 15 integrations, including Revit, Grasshopper, and IES. 

Our mission is to help you to achieve your goals and decarbonize the construction sector. You don’t need to be an expert in LCA; we’ll help you to become one.