X-energy vs Siemens Energy
Side-by-side comparison of AI visibility scores, market position, and capabilities
Raised $700M Series D (Nov 2025). Fluor signed project management contract for Seadrift Texas facility (Apr 2026). Closest SMR to US construction groundbreaking.
About
X-energy is a nuclear energy company developing the Xe-100 pebble-bed high-temperature gas-cooled small modular reactor (SMR), the closest advanced reactor to actual construction groundbreaking in the United States. The company raised $700 million in Series D financing in November 2025 and in April 2026 signed a project management contract with Fluor — one of the world's largest engineering and construction firms — for the Seadrift, Texas facility that will be North America's first grid-scale advanced reactor serving an industrial customer (Dow).
Frankfurt-listed (ETR: ENR) energy technology company at €34.5B FY2024 revenue with 13-15% growth 2025; Siemens Gamesa offshore wind and gas turbines competing with GE Vernova and Vestas for energy transition infrastructure.
About
Siemens Energy AG is a Munich, Germany-based energy technology company — listed on the Frankfurt Stock Exchange (ETR: ENR), partially owned by Siemens AG (25%+ stake) following the September 2020 spin-off — providing power generation (gas turbines, steam turbines, generators), grid infrastructure (transmission technology, HVDC systems, transformers), and energy transition solutions (green hydrogen, offshore wind through its 73%-owned Siemens Gamesa Renewable Energy subsidiary) to utilities, industrial customers, and governments globally. Siemens Energy generated €34.5 billion in revenue in fiscal year 2024, with Q2 FY2025 revenue of €10.0 billion (+20.7% comparable) and Q3 FY2025 revenue of €9.7 billion (+13.5% comparable), projecting 13-15% revenue growth for full-year FY2025 at a 4-6% profit margin.
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