Hydrostar Europe Ltd

Activities of head offices · Exeter

ActiveUnited KingdomIncorporated 2020Private Limited Company

Documents & history

Available account evidence and business events. This is not a complete filing history or document library.

Accounts to 2025-04-30

IXBRL · 49 source facts · 18 selected values

Validation findings

XBRL valid

Reporting period: 2024-05-01 to 2025-04-30
Extraction status: complete
Numeric facts: 20
Documents processed: 1
XBRL standards validation: valid
Filing-profile validation: invalid
Parser: arelle 2.44.4
Taxonomy: FRS-102-2024-01-01.xsd
Currency: GBP
Source identifier: Prod224_2601_12557059_20250430
Source archive: Accounts_Monthly_Data-January2026.zip

Extraction findings: filing rules invalid. These describe source processing, not an audit opinion on the company.

Accounts to 2024-04-30

IXBRL · 48 source facts · 17 selected values

Validation findings

XBRL valid

Reporting period: 2023-05-01 to 2024-04-30
Extraction status: complete
Numeric facts: 19
Documents processed: 1
XBRL standards validation: valid
Filing-profile validation: invalid
Parser: arelle 2.44.4
Taxonomy: FRS-102-2023-01-01.xsd
Currency: GBP
Source identifier: Prod224_3500_12557059_20240430
Source archive: Accounts_Monthly_Data-January2025.zip

Extraction findings: filing rules invalid. These describe source processing, not an audit opinion on the company.

Accounts to 2023-04-30

IXBRL · 47 source facts · 16 selected values

Not assessed

legacy record

Reporting period: 2022-05-01 to 2023-04-30
Extraction status: Legacy / not assessed
Numeric facts: 18
Documents processed: Not recorded
XBRL standards validation: Not assessed
Filing-profile validation: Not assessed
Parser: Legacy parser
Taxonomy: FRS-102-2021-01-01.xsd
Currency: GBP
Source identifier: Prod224_1666_12557059_20230430
Source archive: Accounts_Monthly_Data-January2024.zip

Accounts to 2022-04-30

IXBRL · 47 source facts · 16 selected values

Not assessed

legacy record

Reporting period: 2021-05-01 to 2022-04-30
Extraction status: Legacy / not assessed
Numeric facts: 18
Documents processed: Not recorded
XBRL standards validation: Not assessed
Filing-profile validation: Not assessed
Parser: Legacy parser
Taxonomy: FRS-102-2021-01-01.xsd
Currency: GBP
Source identifier: Prod224_0009_12557059_20220430
Source archive: Accounts_Monthly_Data-March2023.zip

Accounts to 2021-04-30

IXBRL · 28 source facts · 8 selected values

Not assessed

legacy record

Reporting period: 2020-04-15 to 2021-04-30
Extraction status: Legacy / not assessed
Numeric facts: 9
Documents processed: Not recorded
XBRL standards validation: Not assessed
Filing-profile validation: Not assessed
Parser: Legacy parser
Taxonomy: FRS-102-2019-01-01.xsd
Currency: GBP
Source identifier: Prod224_0102_12557059_20210430
Source archive: Accounts_Monthly_Data-February2022.zip

Registered details

12557059

Status: Active
Type: Private Limited Company
Incorporated: 2020-04-15
Jurisdiction: —
Registered office: QUANTUM HOUSE, 18 OLD VICARAGE ROAD, EXETER, DEVON, EX2 9BJ, ENGLAND

Classification

4 SIC codes

70100711217219074901

Capital & company events

Reconstructed equity rounds and matched research funding.

Equity fundraising

0 SH01-derived rounds

No reconstructed allotment rounds.

Research and innovation

16 matched grants

London South Bank University and Hydrostar Europe Limited KTP 25_26 R2Live

Innovate UK · Knowledge Transfer Partnership · 2026-03-01 – 2029-02-28 · with 1 other participant

£0

awarded

London South Bank Universitylead£198,738

Hydrostar Europe Ltd£0

HyDigest: A Novel Pathway for Regenerative Organic Fertiliser and Optimised Biomethane ProductionLeadLive

Innovate UK · Grant for R&D · 2026-01-01 – 2028-12-31 · with 2 other participants

£1,003,454

awarded

Hydrostar Europe Ltdlead£1,003,454

University of South Wales£571,843

University of Southampton£383,196

Demonstrating an innovative hybrid hydrogen and electric powertrain with a novel metal hydride based thermal management system for NRMM.LeadLive

Innovate UK · Legacy Department of Trade & Industry · 2025-09-01 – 2026-11-30 · with 2 other participants

£386,264

awarded

Hydrostar Europe Ltdlead£386,264

London South Bank University£129,398

K K B Plant Services Limited£51,861

An integrated hardware and optimised control system for multi-fuel delivery infrastructure for low carbon vessels and shoreside plantLead

Innovate UK · Collaborative R&D · 2025-09-01 – 2026-03-31 · with 2 other participants

£216,681

awarded

Hydrostar Europe Ltdlead£216,681

London South Bank University£119,077

Devonport Royal Dockyard Limited£0

HydroStar– Enhancing Metal Hydride Hydrogen Storage for Membraneless Electrolyser CompatibilityLead

Innovate UK · Grant for R&D · 2025-07-01 – 2025-12-31 · with 1 other participant

£12,827

awarded

Hydrostar Europe Ltdlead£12,827

ASTUTE Centre of Excellence£0

NextGen Electrolysis – Wastewater to Green HydrogenLive

Innovate UK · Collaborative R&D · 2024-10-01 – 2028-09-30 · with 3 other participants

£4,237,429

awarded

Hydrostar Europe Ltd£4,237,429

Wales & West Utilities Limitedlead£1,515,418

Dwr Cymru Cyfyngedig£78,065

National Grid Electricity Distribution PLC£35,381

An optimised control system for dual-fuel delivery infrastructure for low carbon vessels.Lead

Innovate UK · Feasibility Studies · 2024-10-01 – 2025-02-28 · with 2 other participants

£134,527

awarded

Hydrostar Europe Ltdlead£134,527

Emerald Green Power Ltd£31,978

Devonport Royal Dockyard Limited£0

Foam-based Polymer Exchange Membrane Fuel Cell (PEMFC) System for Green HR GenerationActive

EPSRC · Studentship · 2024-09-30 – 2028-09-29 · with 1 other participant

£0

whole project

Cardiff UniversityleadHydrostar Europe Ltd

CWTCH - Contaminated Water To Clean Hydrogen

Innovate UK · Launchpad · 2024-08-01 – 2025-07-31 · with 2 other participants

£188,902

awarded

Hydrostar Europe Ltd£188,902

Cardiff University£112,000

Wales & West Utilities Limitedlead£25,137

Producing Renewable Hydrogen from Unpurified Water using Floating Photovoltaic Powered Direct ElectrolysisLead

Innovate UK · Missions · 2024-06-01 – 2026-02-28 · with 1 other participant

£447,341

awarded

Hydrostar Europe Ltdlead£447,341

Northumbria University£217,371

An innovative hybrid infrastructure system delivering both electric and hydrogen for vessel fast charging/refuelling using off grid renewable energy and onsite wastewater.Lead

Innovate UK · Collaborative R&D · 2024-04-01 – 2025-03-31 · with 2 other participants

£133,457

awarded

London South Bank University£255,716

Hydrostar Europe Ltdlead£133,457

Waterwhelm Ltd£104,646

GW-SHIFT: Great Western Supercluster of Hydrogen Impact for Future TechnologiesActive

EPSRC · Research Grant · 2024-01-02 – 2028-01-01 · with 25 other participants

£2,707,041

whole project

University Of BathleadAirbus Group Limited(Airbus Group Ltd)Cornish Institute of EngineersCornwall & Isles of Scilly LEPdigiLab Solutions LtdEcomar PropulsionGKN Aerospace - FiltonGreat South WestHydrogen South WestHydrostar Europe LtdJohnson Matthey (United Kingdom)National Composites CentreNet Zero Industry WalesOffshore Renewable Energy CatapultPure Energy ProfessionalsSETsquared PartnershipSwindon & Wiltshire Local Enterp. Partn.TFP Hydrogen Products LimitedTnoTower GroupUndercover ZeroWales & West UtilitiesWelsh GovernmentWestern GatewayWest Of England Combined AuthorityZeroavia

NextGen Electrolysis – Wastewater to Green Hydrogen

Innovate UK · Collaborative R&D · 2023-10-01 – 2024-03-31 · with 2 other participants

£0

awarded

Hydrostar Europe Ltd£0

National Grid Electricity Distribution PLC£0

Wales & West Utilities Limitedlead£0

An all-encompassing innovative Green Hydrogen supply chain system incorporating a revolutionary multiple stage process of metal hydride pairs resulting in a significant energy savings.Lead

Innovate UK · Collaborative R&D · 2023-08-01 – 2025-01-31 · with 1 other participant

£419,625

awarded

Hydrostar Europe Ltdlead£419,625

London South Bank University£251,259

NextGen Electrolysis – Wastewater to Green Hydrogen

Innovate UK · Feasibility Studies · 2023-04-01 – 2023-06-30 · with 2 other participants

£68,366

awarded

Hydrostar Europe Ltd£68,366

Wales & West Utilities Limitedlead£9,082

National Grid Electricity Distribution (South West) PLC£3,974

A Safe and Efficient, Low-Cost, High-Pressure Metal Hydride, Hydrogen Storage Solution.Lead

Innovate UK · Collaborative R&D · 2022-09-01 – 2024-08-31 · with 1 other participant

£505,163

awarded

Hydrostar Europe Ltdlead£505,163

London South Bank University£307,761