GRST
2023 Earthshot Prize Winner - we make lithium-ion batteries PFAS-free, low CO2 footprint, and easily recyclable in water
21 employees · est. 2015 · Hong Kong S.a.r.
Peak Energy
The Storage Standard for the New Era of Energy
121 employees · est. 2023 · Denver, United States
GRST is the older company (2015 vs 2023); Peak Energy is the larger of the two.
2 signals in the last 90 days
Side-by-Side Comparison
| Metric | GRST | Peak Energy |
|---|---|---|
| Founded | ||
| Founded | 2015 older | 2023 |
| Headquarters | ||
| Headquarters | Hong Kong S.a.r. | Denver, United States |
| Employees | ||
| Employees | 21 | 121 larger |
| Industry | ||
| Industry | Manufacturing, Energy Storage | Energy, Renewable Energy |
| Funding Stage | ||
| Funding Stage | Grant | Series A |
| Total Funding | ||
| Total Funding | $1.00M | $65.00M |
| Funding Rounds | ||
| Funding Rounds | 1 | 2 |
| Services | ||
| Services | Not tracked yet | Design and Manufacture of Energy Storage Systems, Deployment of Grid-Scale Battery Solutions, Research and Development of Sodium-Ion Technology, System Integration and Grid Interconnection |
| Target Customers | ||
| Target Customers | Not tracked yet | Utilities, Independent Power Producers, Data Centers, AI Infrastructure Developers, Renewable Energy Companies |
| Taxonomy | ||
| Taxonomy | Lithium-ion Battery, Battery Technology, Recycling, Clean Energy, Sustainable Technology, R&D, Green Technology, Water-based Technology, Innovation, Giga-scale Operations, Patented Technology, Chemical-free Manufacturing, Energy Storage | Energy Storage, Giga-Scale Storage, Sodium-Ion Batteries, Vertical Integration, Grid Resilience, Independent Power Producers, Utilities Collaboration, Giga-Battery-Factory, Grid Decarbonization, Cost Reduction, Renewable Energy Performance, Battery Technology, Engineering Expertise, Energy Innovation, Clean Energy Solutions |
| Website | ||
| Website | grst.com | peakenergy.com |
About GRST
GRST (Green Renewable Sustainable Technology) is a Hong Kong-based lithium-ion battery technology company, founded in 2015, specializing in water-based manufacturing and recycling of batteries. The company's patented WATMAR³ technology has garnered awards and operates at giga-scale, replacing toxic...
About Peak Energy
Peak Energy, with its slogan "The Storage Standard for the New Era of Energy," is an emerging American venture striving to redefine giga-scale energy storage solutions at low cost. Founded in 2023 and headquartered in the United States, the company is strategically positioned within the Energy and R...
We will tell you when either one moves
BounceWatch watches GRST and Peak Energy for new funding, fast hiring, new executives and a change of software vendor. When one happens, we email you the same day.
Funding, hiring, leadership and stack changes at GRST and Peak Energy — by email.
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Related Comparisons
Compiled from the BounceWatch company index. We last looked at GRST on 12 Sep 2024, and Peak Energy 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.