Ascend Elements
Refining critical minerals for greater supply security and energy independence.
160 employees · est. 2015 · Westborough, United States
Princeton NuEnergy
We deliver a cost-effective, environmentally friendly lithium-ion battery recycling solution.
40 employees · est. 2019 · United States
Ascend Elements is the older company (2015 vs 2019); Ascend Elements is the larger of the two.
Side-by-Side Comparison
| Metric | Ascend Elements | Princeton NuEnergy |
|---|---|---|
| Founded | ||
| Founded | 2015 older | 2019 |
| Headquarters | ||
| Headquarters | Westborough, United States | United States |
| Employees | ||
| Employees | 160 larger | 40 |
| Industry | ||
| Industry | Manufacturing, Sustainability, Energy Storage | Manufacturing, Sustainability, Energy Storage |
| Funding Stage | ||
| Funding Stage | Secondary Market | Series A |
| Total Funding | ||
| Total Funding | $1.71B | $82.10M |
| Funding Rounds | ||
| Funding Rounds | 16 | 10 |
| Services | ||
| Services | Recycling lithium-ion batteries, Producing high-performance battery materials, Direct cathode precursor synthesis, Materials tracking and logistics support, End-to-end battery material recovery | Not tracked yet |
| Target Customers | ||
| Target Customers | Lithium-ion battery manufacturers, Electric vehicle manufacturers, OEMs, Companies focused on sustainability, Entities requiring battery recycling solutions | Not tracked yet |
| Taxonomy | ||
| Taxonomy | Sustainable Battery Materials, EV Battery Recycling, Closed-loop Solutions, Hydro-to-Cathode Technology, Lithium-ion Battery Precursor, Cathode Active Materials, Greenhouse Gas Emissions Reduction, Advanced Battery Materials, Hydroprocess Recycling, Direct Recycling, Precious Metal Recovery, Resource Efficiency, Clean Manufacturing, Circular Economy, Asset Optimization | Lithium-ion Battery Recycling, Clean-Tech Startup, Sustainable Energy, Direct Recycling Technology, Cathode Active Materials, Anode Materials, Recycling Electric Vehicle Batteries, Consumer Electronics Recycling, Energy Storage Battery Recycling, Material Supply Chain Innovation, Manufacturing Scrap Recycling, High-Purity Cathode Production, Zero Waste Production, Cost-Effective Recycling Process, Environmental Solutions |
| Website | ||
| Website | ascendelements.com | pnecycle.com |
About Ascend Elements
Ascend Elements, established in 2015 and headquartered in Westborough, Mass., is a pioneering force in the lithium-ion battery materials sector. With a strong focus on sustainability within the manufacturing, sustainability, and energy storage industries, the company aims to advance environmental go...
About Princeton NuEnergy
Princeton NuEnergy is an innovative U.S.-based clean-tech company, spun out from Princeton University in 2019. The company is pioneering advancements in the material supply chain, introducing a patented, low-cost recycling process that significantly reduces waste and costs associated with the produc...
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Funding, hiring, leadership and stack changes at Ascend Elements and Princeton NuEnergy — by email.
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Compiled from the BounceWatch company index. We last looked at Ascend Elements on 19 Aug 2025, and Princeton NuEnergy on 18 Aug 2025. Where a field is blank here, it means we have not recorded it — not that the answer is zero. How we source and date this.