Less than thirteen months after announcing the $1.4 billion Edgecombe County project, Natron Energy shut down entirely in early September 2025. The company cited insurmountable funding shortfalls and failure to secure new investor capital or sufficient purchase orders. All 95 employees across its Michigan and California facilities received WARN Act notices, and investment firm Sherwood Partners was appointed to oversee asset sales.

Lithium Oversupply and Policy Shift Deal the Fatal Blow

Natron’s collapse was driven by a sharp fall in lithium carbonate prices, which crashed by over 70% in the years leading up to the shutdown, undermining the core economic argument for sodium-ion batteries. The Trump administration’s reversal of Biden-era EV incentives in January 2025 further eroded the commercial outlook. North Carolina state officials confirmed that none of the promised JDIG or Megasite Readiness Program funds had been disbursed. The Kingsboro site, which had previously lost a $580 million Triangle Tyre project in 2022, is now being actively remarketed to new industrial investors. This setback comes even as North Carolina continues to attract major industrial commitments in other sectors, including AbbVie’s recently announced US$1.4 billion manufacturing campus in Durham, reinforcing the state’s wider positioning as a long-term destination for large-scale advanced manufacturing and life sciences investment.

Project Overview

• Project Name: Natron Energy Sodium-Ion Battery Gigafactory, Edgecombe County
• Location: Kingsboro CSX Select Megasite, Edgecombe County, North Carolina, USA
• Developer/Owner: Natron Energy, Inc. (Santa Clara, California)
• Total Cost/Value: $1.4 billion (planned investment; no funds disbursed)
• Scale/Capacity: 1.2 million sq ft facility; projected annual output of 24 GW of sodium-ion batteries
• Construction Start: Never commenced; project cancelled before groundbreaking
• Expected Completion: Not disclosed
• Funding/Financing: North Carolina JDIG grant of up to $21.7 million and $30 million Megasite Readiness Program grant (both approved but not disbursed); planned support from Chevron, United Airlines, and US Inflation Reduction Act subsidies
• Current Status: Cancelled. Natron Energy ceased all operations on 3 September 2025. Assets being sold by Sherwood Partners. Kingsboro site being remarketed by state and county economic developers.
• Key Milestone: Company announced project August 15, 2024; paused plans mid-2025 due to funding shortfalls; board voted to shut down August 27, 2025; operations ceased September 3, 2025

Project Team

• Natron Energy, Inc. — Developer/Owner (now dissolved)
• Sherwood Partners — Asset liquidation firm
• North Carolina Economic Investment Committee — JDIG grant approving authority
• North Carolina Department of Commerce — State incentive administrator
• Economic Development Partnership of North Carolina (EDPNC) — Project facilitation and site marketing
• Carolinas Gateway Partnership — Regional economic development body, Kingsboro site management
• Edgecombe County Government — Land owner of Kingsboro megasite
• Governor Roy Cooper (North Carolina) — Project champion at announcement (since succeeded by Gov. Josh Stein)

Reported 19th August 2024: Natron Energy, a leading player in sodium-ion battery technology unveiled its plans on August 15 2024 to construct the sodium-ion battery manufacturing facility in North Carolina. Situated in Edgecombe County, North Carolina this state of the art facility will span a 1.2 million feet within the sprawling 437-acre Kingsboro megasite. Once operational, at capacity it is projected to churn out a 24GW of Natron’s cutting-edge sodium-ion batteries each year.

This ambitious $1.4 billion endeavor, made possible through a Job Development Investment Grant (JDIG) sanctioned by the state’s Economic Investment Committee represents a leap for Natron. Governor Roy Cooper shared this groundbreaking news at an event held in Edgecombe County alongside Natron executives, North Carolina Commerce Secretary Machelle Baker Sanders and local dignitaries. The scale of this plant dwarfs that of Natron’s opened Michigan facility by a staggering 40 times highlighting the company’s dedication to expanding its reach.

“This marks a milestone, for Natron Energy” expressed Colin Wessells, Co-Founder and co-CEO of Natron Energy. “The establishment of this flagship manufacturing plant will greatly hasten our mission to provide customers with dependable and eco conscious energy storage solutions powered by sodium ion batteries.”

Wessells pointed out that after reviewing more than 70 locations, in nine states North Carolinas leading role in the energy movement positioned it as the perfect spot for this ambitious initiative.

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Projected Economic Impact of Natron’s Sodium-Ion Facility in North Carolina

The initiative is projected to bolster North Carolina’s economy by $3.4 billion over the 12-year duration of the JDIG grant agreement which allows for reimbursements totaling up to $21.7 million for Natron. Furthermore, both the state and Natron foresee assistance through the North Carolina Megasite Readiness Program, with Edgecombe County preparing to seek a $30 million grant.

The facility in Edgecombe County is poised to generate over 1,000 high quality jobs within the clean energy industry. Natron’s sodium-ion batteries, known for their power density extended lifecycle and a safer supply chain compared to battery technologies are anticipated to cater to various industrial power sectors such as data centers, transportation, electric vehicle rapid charging stations and microgrids.

Governor Cooper underscored the significance of this endeavor by stating that “Natron Energy’s choice to establish this scale and distinctive battery plant in our state will help reduce carbon emissions while creating quality employment opportunities in Rocky Mount, Nash and Edgecombe counties.”

Wendell Brooks, who serves as co CEO of Natron Energy shared insights, on the company’s leading position in the battery industry. He highlighted the significance of the Edgecombe County facility in meeting the increasing demand for reliable sodium ion battery storage solutions. Brooks expressed pride in Natron’s role in advancing a domestic battery supply chain. Expressed appreciation for the collaboration with state authorities in North Carolina.

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Natron’s decision to build sodium-ion facility in North Carolina

Natron’s decision to establish a sodium ion battery facility comes amidst a trend where many lithium-ion battery manufacturers are reducing investments due to growth in electric vehicle sales. Nevertheless there is a rise in demand for energy storage solutions. Despite having energy density than lithium ion batteries sodium ion batteries offer advantages like cost effectiveness, extended cycle life and rapid discharge rates making them well suited for applications such as data centers and other stationary energy storage needs.

The sodium-ion batteries developed by Natron utilize cathode and anode materials that store less energy than lithium based counterparts but enable more charging cycles and quicker discharging. With these features along with cost effectiveness and material availability Natron is poised to leverage opportunities within the expanding market, for energy storage.

Natron Energy is starting a project. Needs to persuade customers to switch from conventional lithium ion batteries to sodium ion ones. Despite this challenge Natron is optimistic, about expanding production and providing an dependable energy storage option.

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