Investor Presentaiton

Advancing a Sustainable Energy Future Net Zero Greenhouse Gas Emissions We are striving to achieve net zero greenhouse gas emissions in a manner our customers can afford, our regulators will allow and technology advances support We are making reductions now, delivering on commitments to increase non-carbon generation and investing in transmission infrastructure Existing plans are expected to achieve a 50% reduction in CO2 emissions by 2030 from 2005 levels Leading in Renewable Generation The American Clean Power 2020 annual report lists Berkshire Hathaway Energy as the largest investor- owned utility of regulated operating wind and solar power As of September 30, 2021, approximately 44% of owned generation capacity (operating and under construction) comes from non-carbon resources; this is forecast to grow to approximately 50% by 2030 PacifiCorp Coal Unit Retirements 2006-2020 2021-2030 2031-2049 4 14 8 MidAmerican NV Energy Total 5 0 6 7 2 0 16 16 14 All coal units will be retired before 2050 Investing in Renewable Energy Through September 30, 2021, Berkshire Hathaway Energy has spent $35.5 billion on renewable energy, and have plans to spend an additional $4.9 billion on renewable generation by 2023 Transparent Reporting Annual environmental and climate-related disclosures are made in investor presentations and publicly available Additional information can be found at www.brkenergy.com/about-us/sustainability 22 22

View entire presentation