Organization record
Quest One
PEM electrolyzer manufacturer, electrolyzer technology supplier, hydrogen project lifecycle service provider
Activity SummaryDevelops and produces PEM electrolyzers and electrolysis stacks for green hydrogen production
RolesPEM electrolyzer manufacturer, electrolyzer technology supplier, hydrogen project lifecycle service provider
Hydrogen projects
No linked projects in H2Prism.
Business footprint
Employee Countover 400
Industry ClassificationPEM electrolysis / hydrogen technology
Products and Serviceselectrolyzers and electrolysis stacks
Record changes
EventEvent: H-TEC Hydrogen Energy Systems / H-TEC SYSTEMS identity is presented as Quest One; Event Type: name or public-identity change
Company details
AliasH-TEC Hydrogen Energy Systems; H-TEC SYSTEMS
External IdentifierHRB 33998
Founded At1997
HeadquartersAlois-Senefelder-Allee 1, 86153 Augsburg, Germany
Show 6 moreHide 6
Legal FormGmbH
Lineage RelationSubsidiary of Everllence since 2021
Official NameQuest One GmbH
Public NameQuest One
Registration JurisdictionAugsburg Local Court, Germany
Website Domainquestone.com
Hydrogen activity
DedicationMission to avoid one percent of global greenhouse gas emissions by 2050 through use of its electrolyzers
Technology ReferencePEM electrolysis
Sources & record history
Sources
- Quest One GmbH Energy transition with hydrogen: About Quest One Original source · checked 2026-08-29
- European Hydrogen Observatory / Clean Hydrogen Partnership H-TEC SYSTEMS GmbH Original source · checked 2026-08-29
- Quest One GmbH Imprint | Quest One Original source · checked 2026-08-29
- Quest One PEM Electrolyzers, Services & Hydrogen Solutions Original source · checked 2026-08-28
Field sources
| Field | Shown value | Original value | Source | Date basis | Meaning |
|---|---|---|---|---|---|
| Employee Count | over 400 | over 400 | Energy transition with hydrogen: About Quest One Confidence: reported | Checked 2026-08-29 | Current |
| Industry Classification | PEM electrolysis / hydrogen technology | PEM electrolysis / hydrogen technology | H-TEC SYSTEMS GmbH Confidence: reported | Checked 2026-08-29 | Current |
| Products and Services | electrolyzers and electrolysis stacks | electrolyzers and electrolysis stacks | Energy transition with hydrogen: About Quest One Confidence: reported | Checked 2026-08-29 | Current |
| Event | Event: H-TEC Hydrogen Energy Systems / H-TEC SYSTEMS identity is presented as Quest One; Event Type: name or public-identity change | {"event":"H-TEC Hydrogen Energy Systems / H-TEC SYSTEMS identity is presented as Quest One","event_date":null,"event_type":"name or public-identity change"} | Energy transition with hydrogen: About Quest One Confidence: reported | Checked 2026-08-29 | Current |
| Alias | H-TEC Hydrogen Energy Systems; H-TEC SYSTEMS | H-TEC Hydrogen Energy Systems; H-TEC SYSTEMS | Energy transition with hydrogen: About Quest One Confidence: reported | Checked 2026-08-29 | Current |
| External Identifier | HRB 33998 | HRB 33998 | Imprint | Quest One Confidence: reported | Checked 2026-08-29 | Current |
| Founded At | 1997 | 1997 | Energy transition with hydrogen: About Quest One Confidence: reported | Checked 2026-08-29 | Current |
| Headquarters | Alois-Senefelder-Allee 1, 86153 Augsburg, Germany | Alois-Senefelder-Allee 1, 86153 Augsburg, Germany | Imprint | Quest One Confidence: reported | Checked 2026-08-29 | Current |
| Legal Form | GmbH | GmbH | Imprint | Quest One Confidence: reported | Checked 2026-08-29 | Current |
| Lineage Relation | Subsidiary of Everllence since 2021 | Subsidiary of Everllence since 2021 | Energy transition with hydrogen: About Quest One Confidence: reported | Checked 2026-08-29 | Current |
| Official Name | Quest One GmbH | Quest One GmbH | Imprint | Quest One Confidence: reported | Checked 2026-08-29 | Current |
| Public Name | Quest One | Quest One | Energy transition with hydrogen: About Quest One Confidence: reported | Checked 2026-08-29 | Current |
| Registration Jurisdiction | Augsburg Local Court, Germany | Augsburg Local Court, Germany | Imprint | Quest One Confidence: reported | Checked 2026-08-29 | Current |
| Website Domain | questone.com | questone.com | Imprint | Quest One Confidence: reported | Checked 2026-08-29 | Current |
| Activity Summary | Develops and produces PEM electrolyzers and electrolysis stacks for green hydrogen production | Develops and produces PEM electrolyzers and electrolysis stacks for green hydrogen production | Energy transition with hydrogen: About Quest One Confidence: reported | Checked 2026-08-29 | Current |
| Dedication | Mission to avoid one percent of global greenhouse gas emissions by 2050 through use of its electrolyzers | Mission to avoid one percent of global greenhouse gas emissions by 2050 through use of its electrolyzers | Energy transition with hydrogen: About Quest One Confidence: reported | Checked 2026-08-29 | Current |
| Roles | PEM electrolyzer manufacturer, electrolyzer technology supplier, hydrogen project lifecycle service provider | ["PEM electrolyzer manufacturer","electrolyzer technology supplier","hydrogen project lifecycle service provider"] | PEM Electrolyzers, Services & Hydrogen Solutions Confidence: reported | Checked 2026-08-28 | Current |
| Technology Reference | PEM electrolysis | PEM electrolysis | Energy transition with hydrogen: About Quest One Confidence: reported | Checked 2026-08-29 | Current |
Record history
18 current sourced values · 0 older values
Current sourced valueOlder value, current value not confirmed