South Korea's SK On, Ford Motor to end US battery joint venture

North America
Source: ReutersPublished: 12/11/2025, 03:20:15 EST
SK On
Ford Motor
EV Battery
Joint Venture Termination
US Manufacturing
A Ford logo is seen on the Ford Motor World headquarters in Dearborn, Michigan, U.S., March 12, 2025. REUTERS/Rebecca Cook Purchase Licensing Rights, opens new tab

News Summary

South Korean battery manufacturer SK On announced its decision to terminate its joint venture with Ford Motor, established to build battery factories in the United States. Under the new arrangement, both companies will independently own and operate the production facilities that were previously part of the joint venture. Specifically, a Ford subsidiary will assume full ownership of the battery plants located in Kentucky, while SK On will take full ownership and operate the battery plant in Tennessee. The joint venture was initiated in 2022, with SK On and Ford jointly investing $11.4 billion to construct these battery production facilities in the United States.

Background

In 2022, in response to incentives from the U.S. Inflation Reduction Act (IRA) and to support Ford's expanding electric vehicle (EV) lineup, South Korea's SK On and Ford Motor announced an ambitious plan to jointly invest $11.4 billion in building large-scale battery production facilities in the United States. This collaboration aimed to localize Ford's EV supply chain and ensure stable battery supply. President Donald J. Trump's administration has previously emphasized the importance of domestic manufacturing and supply chain security, particularly for EVs and their critical components like batteries. The SK On-Ford joint venture was a prime example of foreign companies localizing EV supply chains within the U.S.

In-Depth AI Insights

What are the primary drivers behind this decision to terminate the joint venture? - The most immediate drivers are likely efficiency and strategic autonomy. As battery technology evolves rapidly, both companies may have found that independent operation allows for quicker adaptation to market changes, avoiding the slower decision-making processes and potential conflicts of interest common in JVs. - The evolution of Inflation Reduction Act (IRA) subsidy mechanisms could also be a factor. The initial JV structure might have been designed to maximize IRA benefits, but as policy specifics clarified and adjusted, independent operation may offer a more direct, flexible path to subsidies, or at least a clearer cost-benefit model. - Management complexity and cultural differences. Cross-border joint ventures, especially in high-investment, high-tech manufacturing, often face complex management challenges and potential cultural friction, which can impact production efficiency and R&D progress. What are the long-term strategic implications for Ford and SK On? - For Ford, full control over the Kentucky battery plants signifies stronger vertical integration capabilities and cost control over its EV supply chain. This could allow for better synergy between battery chemistry/production processes and its vehicle platforms, accelerating new model launches and enhancing competitiveness. However, it also increases its burden of independently bearing technological risks and capital expenditures. - For SK On, independently operating the Tennessee plant allows it greater flexibility to serve a broader customer base beyond just Ford. This helps diversify customer risk and potentially build new partnerships with other automakers, thereby expanding its market share and influence in the global battery market. What is the overall impact of this change on the U.S. EV supply chain? - In the short term, existing capacity and employment will not be significantly impacted, as the plants will continue to operate independently. However, in the long term, this separation could lead to increased competition within the supply chain. - Ford will now need to independently source some battery technology or raw materials, while SK On will need to find new customers. This could foster diversification in the U.S. domestic battery supply chain but might also introduce new efficiency challenges or lead to some duplication of investment. - Given the Trump administration's ongoing focus on domestic manufacturing, this "split" model, if it ensures continued capacity growth and employment, might paradoxically be seen as a supply chain optimization aligning with "America First" principles, as it reduces the decision-making weight of a single foreign partner and increases direct U.S. corporate control over critical technology and production.