Certified by Founder Lodge 
                                        
                                        Adden Energy
 
                                                 United States  -  Greater Boston 
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                                                                                    1 Disclosed Funding Rounds $15,000,000
                                            0 Participating Investments
- 
                                                Founded date 
                                                
2021
 - 
                                                Operating Status 
                                                
Active
 - 
                                                Last Funding Type 
                                                
Seed
 - 
                                                Company Type 
                                                
For Profit
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                                            The problems posed by climate change need no introduction – it is one of the most pressing challenges of our era. Rapid development of clean energy storage technology is critical to combating
                                        
                                        
                                        
                                                                                
                                        
                                                                                | Date | Round | Raised | Participating Investors | 
|---|---|---|---|
| October, 24 ,2024 | Series A | $15,000,000 | 
                                                
 Primavera Capital Group
                                                                                
                                                                            
 At One Ventures
                                                                                
 Rhapsody Venture Partners
                                                                                
 MassVentures
                                                                                
Utility Global
Terabase Energy
Hgen
Amogy
Electric Hydrogen
                                                                        
                                Helex |  $3,500,000  | (Nov 4, 2025)
                                                                        
                                xMEMS |  $21,000,000  | (Nov 4, 2025)
                                                                        
                                catalyx space |  $5,400,000  | (Nov 4, 2025)
                                                                        
                                Cephia AI |  $4,000,000  | (Nov 4, 2025)
                                                                        
                                Ornn |  $5,700,000  | (Nov 4, 2025)