Swift Solar
US solar technology company developing perovskite-silicon tandem solar cells for utility, commercial, residential, space, and vehicle applications.
- CEO / Founder
- Joel Jean
- Team Size
- 11-50
- Stage
- Growth Stage
- Total Funding
- $44M
- Latest Round
- Series A
- Key Investors
- Eni Next; Fontinalis Partners; Stanford University; Good Growth Capital; BlueScopeX; HL Ventures; Toba Capital; Sid Sijbrandij; James Fickel; Adam Winkel; Fred Ehrsam; Jonathan Lin; Climate Capital; Safar Partners; Sierra Peterson; Vitalik Buterin; U.S. Department of Energy; California Energy Commission
Technology & Products
Key Products
Perovskite-silicon tandem solar cells; Ultra-lightweight perovskite solar modules for stratospheric flight/HAPS/UAV; Utility-scale solar panels; Commercial & industrial solar; Residential & community solar; Space solar; Vehicle-integrated solar
Technological Advantage
40+ patents covering perovskite solar cell materials, architectures, and manufacturing processes; vapor phase transport deposition system patent; mechanically strong connections for perovskite-silicon tandem cells; >10x deposition speed improvement; >100x perovskite stability improvement; R&D 100 Award winner with NREL.
Differentiation
Value Proposition
Perovskite tandem solar technology that delivers up to 50% more power than conventional silicon panels, with up to 30% cost savings, US domestic manufacturing, and 25+ year equivalent lifetime stability.
How They Differentiate
Combines proprietary perovskite materials and architectures with acquired Meyer Burger gigawatt-scale silicon heterojunction (HJT) manufacturing equipment and global IP portfolio, enabling US-based production of tandem cells that exceed silicon efficiency limits. Team includes world-leading perovskite scientists with 40+ patents, 300+ papers, and 200k+ citations.
Market & Competition
Target Customers
Utility-scale solar developers; Commercial & industrial facility operators; Residential solar installers; Data center operators; US Department of Defense; Aerospace/stratospheric platform operators; Telecom infrastructure operators (American Tower); Automotive OEMs
Industry Verticals
Solar energy; Utility power generation; Commercial real estate; Data centers; Defense & aerospace; Telecommunications; Automotive; Space
Competitors
Oxford PV (UK); CubicPV (US); Tandem PV (US)
Growth & Milestones
Major Milestones
2017: Company founded; 2020: Series Seed-2 raised $9.6M; 2021: R&D 100 Award with NREL; 2023: $27M Series A co-led by Eni Next and Fontinalis Partners; 2024: $7M DOE grant; 2025: First US perovskite tandem solar deployment with DoD at Cyber Fortress exercise; 2025: Partnership with American Tower Corporation; 2025: Partnership with Eni Plenitude; 2026: Acquired Meyer Burger's core manufacturing assets and HJT patent portfolio; Named one of TIME's Top GreenTech Companies in America
Notable Customers
U.S. Department of Defense; American Tower Corporation; Eni Plenitude