LG, CATL, and startups race to dominate US battery supply

By mid-2026, foundational investments in U.S. battery material production gained significant momentum, exemplified by CELA's $300 million private funding round aimed at expanding its gigascale anode manufacturing facility. CELA's advanced anode technology not only promises to boost battery efficiency and power but also serves as a critical pillar for scaling domestic battery manufacturing capabilities.

Simultaneously, strategic collaborations like the Joint Development Agreement between E-Lyte Innovations GmbH and PCC Thorion GmbH marked a pivotal step in electrolyte technology advancement. Leveraging PCC Thorion's Scionb additive platform, E-Lyte is spearheading the development and manufacturing of custom electrolytes designed to enhance lithium-ion and sodium-ion battery performance, addressing challenges such as fast charging, silicon-rich anode cycle life, and high-nickel cathode stabilization. This partnership is accelerating the commercialization of next-generation electrolyte solutions critical for improving battery safety, longevity, and applicability across automotive and stationary energy storage sectors.

In response to a stalled EV market and rising demand for stationary energy storage, LG Energy Solution has strategically pivoted five of its U.S. battery plants, including its $2 billion Lansing, Michigan gigafactory, to produce lithium iron phosphate (LFP) cells tailored for grid-scale storage. This transition involves not only a shift in cell chemistry from nickel-manganese-cobalt (NMC) to LFP but also the development of new system-level technologies and prismatic cell formats that serve both entry-level EVs and stationary applications. The Lansing plant, now fully owned by LG, exemplifies this flexible manufacturing approach, ramping up to 35 GWh capacity with 1,700 employees and securing major supply agreements such as a $4.3 billion deal to provide Tesla and DTE Energy with LFP batteries, thereby reinforcing local supply chains and capitalizing on projected North American stationary battery demand of 125 GWh over five years.

Despite the current emphasis on energy storage systems, LG Energy Solution maintains production of NMC cells for electric vehicles, supporting models like the all-electric Toyota Highlander and recently resumed General Motors production, anticipating a rebound in EV demand. This dual-chemistry production strategy at Lansing not only hedges against market volatility but also aligns with U.S. regulatory incentives that favor domestically produced, non-Chinese batteries, enabling LG to leverage federal tax credits and accelerate private investment in energy storage projects amid stable policy environments.

Parallel to LG's strategic shifts, Electrovaya is expanding its U.S. manufacturing footprint by installing a new assembly line at its Jamestown facility, with factory acceptance testing underway in Korea before shipment. This expansion is a calculated move to drive profitable revenue growth by fiscal 2027 and position the company for rapid scaling and market impact by 2028, supported by key pillars such as its partnership with Amazon and proprietary ElvaPulse battery technology, signaling a broader industry trend of capacity augmentation to meet diversified energy storage and domestic lithium-ion battery production demands.

CATL is making notable strides toward commercializing solid-state batteries, targeting the start of small-scale pilot production by 2027. Their sulfide-based cells have already demonstrated an impressive energy density of 500 Wh/kg in laboratory settings—roughly double that of current lithium-ion packs—signaling a potential leap in battery performance. However, CATL Chairman Robin Zeng cautions that the technology remains at an early development stage (Technology Readiness Level 4), with mass-market adoption and integration into premium vehicles expected only after 2030, underscoring the pilot phase as an initial validation rather than a full-scale rollout.

A key innovation underpinning CATL’s progress is their patented method of stabilizing sulfide electrolytes by employing a fluorine-containing lithium salt that forms a dense lithium fluoride (LiF) protective layer at the electrode interface. This breakthrough addresses the notorious instability and dendrite growth challenges that have long hindered sulfide-based solid-state batteries. Concurrently, CATL is advancing from 20 Ah laboratory samples toward 60 Ah automotive-grade prototypes, aligning their development trajectory with the demands of real-world vehicle integration and testing.

Complementing CATL’s advances, Anthro Energy is bolstering the U.S. battery supply chain by breaking ground on a $45 million plant in Kentucky dedicated to mass-producing their Proteus polymer electrolytes. Set to begin production in late 2027 or 2028 with a 25 gigawatt-hour capacity, this facility aims to provide a China-free domestic source for safer, higher-performance lithium-ion and solid-state batteries. CEO David Mackanic highlights that the Proteus technology can be seamlessly integrated into existing manufacturing lines, addressing critical scaling challenges such as enhanced safety, energy density, and durability—paving the way for more resilient and advanced battery ecosystems in the U.S.

In a decisive move to reduce dependence on China-centric supply chains, Sylvatex and OneJoon have teamed up to accelerate the commercial-scale production of domestic lithium iron phosphate (LFP) cathode materials using a pioneering precursor-free manufacturing process. This innovative approach not only slashes capital expenditure, energy use, and wastewater compared to traditional methods but also streamlines scale-up risks through OneJoon’s Lab-to-Production methodology, offering battery cell producers a scalable and cost-effective pathway to meet surging domestic demand. Meanwhile, Anthro Energy is complementing these efforts by breaking ground on a $45 million Kentucky facility to mass-produce China-free advanced polymer electrolytes, backed by substantial government incentives totaling over $45 million, underscoring federal and state commitment to fortify U.S. battery supply chains.

Anthro Energy’s Proteus polymer electrolyte technology is poised to enhance battery safety, energy density, and durability while seamlessly integrating with existing manufacturing lines, positioning the Kentucky plant as a cornerstone for next-generation battery technologies and resilient domestic supply chains. CEO David Mackanic highlights the strategic importance of this facility in securing U.S. leadership amid global supply uncertainties, reflecting a broader industry trend toward localization bolstered by government support.

LG Energy Solution’s Lansing plant exemplifies a strategic pivot to supply chain resilience by producing both lithium iron phosphate (LFP) and nickel-manganese-cobalt (NMC) battery cells under one roof, effectively hedging against volatile EV demand and regulatory pressures that incentivize non-Chinese battery sourcing. This dual-chemistry capability not only supports the U.S. electric grid and EV markets but also cements partnerships with automotive giants Toyota and Tesla, with confirmed deals including a $4.3 billion supply agreement for Tesla’s LFP prismatic cells starting in 2027, reflecting the powerful synergy between government-backed incentives and industry collaboration to secure American battery manufacturing leadership.

Facing a slowdown in EV sales, LG Energy Solution strategically pivoted its U.S. battery manufacturing to embrace the booming stationary energy storage market by converting production at five plants to lithium iron phosphate (LFP) cells. This shift not only addresses the surging demand for grid-scale storage—driven by AI data centers and renewable integration—but also strengthens local supply chains through major deals like the $1.6 billion agreement for eight Michigan projects and a $4.3 billion contract supplying Tesla and DTE Energy. By maintaining dual production lines for both LFP and nickel-manganese-cobalt (NMC) chemistries, LG hedges against fluctuating EV demand while capitalizing on distinct market needs, with LFP cells favored for durability and cost-effectiveness in stationary storage and NMC cells optimized for high-energy-density EV applications.

LG’s Lansing plant exemplifies the company’s adaptive manufacturing strategy, serving as a testbed for new battery technologies and flexible production formats, including prismatic and pouch cells tailored for both entry-level EVs and grid storage. Owning 100% of the facility grants LG the agility to rapidly innovate and respond to evolving customer demands, as seen in its partnerships with Toyota for NMC EV batteries and Tesla for LFP grid batteries following General Motors’ exit. This dual-market approach aligns with U.S. regulatory incentives that mandate domestically produced, non-Chinese batteries for utilities to qualify for federal tax credits, underscoring the plant’s strategic importance in the evolving market landscape.

LG Energy Solution underscores the critical role of stable government policies, including battery production tax credits and sustained research investments, in fostering private sector confidence and accelerating project development amid market shifts. The company’s emphasis on policy consistency across election cycles highlights how regulatory frameworks directly influence manufacturing strategies and investment decisions in the competitive U.S. battery market.