VAT Group

VAT Group AG is an internationally active Swiss company for high-performance vacuum valves founded in 1965 by Siegfried Schertler in Flawil, St.Gallen, Switzerland, headquartered in Haag, canton of St. Gallen. VAT supplies vacuum and gas dosing valves for dilution refrigerators meeting special requirements for particularly precise and reliable operation achieving temperatures close to absolute zero for quantum computer components. By end of 2023 VAT held market share of around 75% in vacuum valves for semiconductor production serving semiconductor manufacturing, displays, and scientific research applications including quantum computing. VAT provides vacuum valve technologies for ultra-high vacuum and ultra-pure gas control in quantum computing cryogenic systems. VAT serves quantum computing manufacturers, research laboratories, and cryogenic equipment providers requiring high-precision vacuum valves for dilution refrigerators and quantum processor environments operating at millikelvin temperatures.

2025 Developments: The company continues to advance its quantum hardware capabilities throughout 2025. Ongoing research and development efforts focus on improving qubit performance and scalability. The organization maintains active collaboration with research institutions and industry partners.

Company Information

• Founded: 1965
• Country: Switzerland
• Website: https://www.vatgroup.com
• Categories: quantum infrastructure, hardware

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