Halliburton 2021 Annual & Sustainability Report Introduction 7 2021 in Review also allows us to make meaningful progress on the objectives we describe throughout this report. As this multi-year upcycle accelerates, we will use our international strength and leadership position in North America to deliver profitable growth and industry-leading returns. We will also build on the tangible progress we made in 2021 toward achieving our 40% reduction in Scope 1 and 2 emissions by 2035 from our 2018 baseline. And, as ever, we remain well positioned to support our customers through the energy transition as a leader in technology and innovation. Deliver Profitable Growth Internationally The Halliburton 2021 Annual & Sustainability Throughout 2021, and despite global supply chain Report highlights our execution on each of our challenges, we served customers in more than 70 strategic priorities and how we will accelerate countries. In doing so, we allocated capital to the highest returns opportunities, increased international revenue into the multi-year energy upcycle. In 2021, and margins every quarter, and brought new drilling and we delivered profitable international growth, formation evaluation technologies to the international maximized cash flow in North America, deployed markets. We also scaled our artificial lift business in new digital and automation technology while the Middle East and continued construction of our new specialty chemicals plant in Saudi Arabia. We expect our we increased capital efficiency, and advanced a international accomplishments in 2021 to set us up for sustainable energy future. We did so through a continued profitable growth in 2022. transition year that witnessed a world reopening from the pandemic and an oil and gas demand Maximize Cash Flow recovery accelerating across the globe. in North America We owe our 2021 success to the work of our global team of As the only fully integrated oilfield services company more than 40,000 Halliburton employees. They delivered in North America, our strategy is to maximize cash flow solid execution across every part of our business — in this structurally changed market, which remains safety, service quality, and financial results. You will read the largest oil and gas services market in the world. about that execution throughout this report. Despite the Halliburton’s North American business in 2021 benefited challenges of working during a pandemic with increasing from meaningful operating leverage we created early in complexity in global energy demand, they outperformed the pandemic and expanded margins as customer activity and delivered what the world requires — affordable accelerated across basins. We also have the right type of and reliable energy that oil and gas provides — in a equipment for this market. We are the leaders in the high- safe, efficient, and ethical manner while minimizing our demand, low-emissions equipment segment with our Tier environmental impact. Our 2021 financial performance 4 dual-fuel and electric fracturing solutions. As you will demonstrates that aligning our actions with our strategic read in this report, our proven Zeus™ e-frac solution helps priorities allows us to accelerate cash flow generation, customers reduce their carbon footprint and provides strengthen our balance sheet, and increase cash returns unprecedented operational control and precision. to shareholders. This execution on our strategic priorities