Ambrosia Energy
Ambrosia Energy is a Houston, TX-based vertically integrated solar and battery power company on a mission to deploy the fastest and lowest-cost continuous renewable energy in the United States. Founded in 2025 by veterans of SpaceX and Swarm Technologies, the company develops, manufactures, and operates solar + battery power plants end-to-end - controlling the full value chain from land acquisition and permitting through engineering, battery manufacturing, installation, construction, operations, and power sales. Their two commercial models allow customers to either co-locate on Ambrosia-owned land in West Texas or have a plant built and operated on customer-owned land, with power sold at a predictable ~$100/MWh under long-term agreements.
Ambrosia's core technological differentiators lie in proprietary hardware and installation methods that dramatically outperform conventional approaches. Their 24-hour Lithium Iron Phosphate (LFP) battery storage system is designed for low-voltage, modular, and simple installation at significantly lower cost than market alternatives, enabling a 99.9% capacity factor - true continuous off-grid power. Their proprietary solar installation method is 12× faster than conventional deployment. The power plant design requires no concrete, no heavy equipment, and no major road upgrades, with all components arriving in standard containers on flatbed trucks. This allows Ambrosia to go from contract to continuous power in under 12 months, versus 2-5 years for conventional solar-plus-battery or natural gas projects. An operational pilot project in West Texas has already demonstrated 100% uptime over 30 days, and the company's next project targets 200 MW of solar nameplate capacity delivering 20 MW of continuous power, with a secured customer and full funding for 2026-2027 execution.
Ambrosia Energy is highly significant for the US energy supply chain at a critical inflection point: surging demand from data centers, AI compute, and industrial electrification is straining the grid, while traditional power project timelines stretch 3-5 years. By applying aerospace-grade execution discipline and vertical integration - drawn from building and launching satellite constellations - Ambrosia offers a credible path to gigawatt-scale off-grid renewable power at competitive prices. Their battery manufacturing capabilities place them squarely in the equipment manufacturing layer of the energy supply chain, domestically producing a key bottleneck component. As US energy demand continues to accelerate, Ambrosia's speed-to-power advantage and cost discipline position it as a potentially transformative force in industrial and data-center power infrastructure.
Funding
Backed by DFJ Growth (confirmed investor listed on website and LinkedIn announcement). Company launched publicly in 2025 after building in stealth; next 200 MW project is described as "fully funded." Specific round size not publicly disclosed.
Investors
- DFJ Growth
Key People
- Ben Longmier, CEO & Co-Founder - formerly co-led Starlink Mobile at SpaceX; co-founder of Swarm Technologies (acquired by SpaceX 2021); former NASA postdoc and University of Michigan professor
- Sara Spangelo, COO & Co-Founder - formerly co-led Starlink Mobile at SpaceX; CEO and co-founder of Swarm Technologies (acquired by SpaceX 2021); PhD University of Michigan; former JPL and GoogleX systems engineer