Waterwhelm Ltd
Private Limited Company · Edinburgh
ActiveUnited KingdomIncorporated 2018Private Limited Company
Documents & history
Available account evidence and business events. This is not a complete filing history or document library.
Accounts to 2025-11-30
IXBRL · 154 source facts · 20 selected values
Validation findingsXBRL valid
Accounts to 2025-11-30
IXBRL · 154 source facts · 20 selected values
Validation findings
XBRL valid
- Reporting period
- 2024-12-01 to 2025-11-30
- Extraction status
- complete
- Numeric facts
- 86
- Documents processed
- 1
- XBRL standards validation
- valid
- Filing-profile validation
- invalid
- Parser
- arelle 2.44.4
- Taxonomy
- FRS-102-2025-01-01.xsd
- Currency
- GBP
- Source identifier
- Prod224_2604_SC614848_20251130
- Source archive
- Accounts_Monthly_Data-April2026.zip
Extraction findings: filing rules invalid. These describe source processing, not an audit opinion on the company.
Accounts to 2024-11-30
IXBRL · 142 source facts · 20 selected values
Validation findingsXBRL valid
Accounts to 2024-11-30
IXBRL · 142 source facts · 20 selected values
Validation findings
XBRL valid
- Reporting period
- 2023-12-01 to 2024-11-30
- Extraction status
- complete
- Numeric facts
- 76
- 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_2506_SC614848_20241130
- Source archive
- Accounts_Monthly_Data-June2025.zip
Extraction findings: filing rules invalid. These describe source processing, not an audit opinion on the company.
Accounts to 2023-11-30
IXBRL · 116 source facts · 16 selected values
Not assessedlegacy record
Accounts to 2023-11-30
IXBRL · 116 source facts · 16 selected values
Not assessed
legacy record
- Reporting period
- 2022-12-01 to 2023-11-30
- Extraction status
- Legacy / not assessed
- Numeric facts
- 52
- Documents processed
- Not recorded
- XBRL standards validation
- Not assessed
- Filing-profile validation
- Not assessed
- Parser
- Legacy parser
- Taxonomy
- FRS-102-2023-01-01.xsd
- Currency
- GBP
- Source identifier
- Prod224_1666_SC614848_20231130
- Source archive
- Accounts_Monthly_Data-January2024.zip
Accounts to 2022-11-30
IXBRL · 122 source facts · 18 selected values
Not assessedlegacy record
Accounts to 2022-11-30
IXBRL · 122 source facts · 18 selected values
Not assessed
legacy record
- Reporting period
- 2021-12-01 to 2022-11-30
- Extraction status
- Legacy / not assessed
- Numeric facts
- 47
- 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_0002_SC614848_20221130
- Source archive
- Accounts_Monthly_Data-December2022.zip
Accounts to 2021-11-30
IXBRL · 110 source facts · 18 selected values
Not assessedlegacy record
Accounts to 2021-11-30
IXBRL · 110 source facts · 18 selected values
Not assessed
legacy record
- Reporting period
- 2020-12-01 to 2021-11-30
- Extraction status
- Legacy / not assessed
- Numeric facts
- 48
- 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_0100_SC614848_20211130
- Source archive
- Accounts_Monthly_Data-January2022.zip
Accounts to 2020-11-30
IXBRL · 111 source facts · 18 selected values
Not assessedlegacy record
Accounts to 2020-11-30
IXBRL · 111 source facts · 18 selected values
Not assessed
legacy record
- Reporting period
- 2019-12-01 to 2020-11-30
- Extraction status
- Legacy / not assessed
- Numeric facts
- 48
- 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_0093_SC614848_20201130
- Source archive
- Accounts_Monthly_Data-August2021.zip
Accounts to 2019-11-30
IXBRL · 85 source facts · 7 selected values
Not assessedlegacy record
Accounts to 2019-11-30
IXBRL · 85 source facts · 7 selected values
Not assessed
legacy record
- Reporting period
- 2018-11-28 to 2019-11-30
- Extraction status
- Legacy / not assessed
- Numeric facts
- 20
- Documents processed
- Not recorded
- XBRL standards validation
- Not assessed
- Filing-profile validation
- Not assessed
- Parser
- Legacy parser
- Taxonomy
- FRS-102-2014-09-01.xsd
- Currency
- GBP
- Source identifier
- Prod224_0084_SC614848_20191130
- Source archive
- Accounts_Monthly_Data-November2020.zip
Registered details
SC614848- Status
- Active
- Type
- Private Limited Company
- Incorporated
- 2018-11-28
- Jurisdiction
- —
- Registered office
- SUITE 2, GROUND FLOOR, ORCHARD BRAE HOUSE, EDINBURGH, EH4 2HS, UNITED KINGDOM
Classification
1 SIC codes23011
Capital & company events
Reconstructed equity rounds and matched research funding.
Equity fundraising
0 SH01-derived roundsNo reconstructed allotment rounds.
Research and innovation
7 matched grantsAdvancing Green Hydrogen Production for Shore Power and Vessel Refuelling at the Port of LeithLeadInnovate UK · Collaborative R&D · 2025-09-01 – 2026-03-31 · with 4 other participants£260,164awarded
Advancing Green Hydrogen Production for Shore Power and Vessel Refuelling at the Port of LeithLead
Innovate UK · Collaborative R&D · 2025-09-01 – 2026-03-31 · with 4 other participants
£260,164
awarded
Waterwhelm Ltdlead£260,164
Accelerating performance and uptake of energy efficient forward osmosis desalinationLeadLive
Innovate UK · Collaborative R&D · 2025-05-01 – 2027-04-30
£476,415
awarded
Sustainable, circular economy hydrogen production by valorisation of electrolyser waste heat for the purpose of direct seawater desalinationLeadLiveInnovate UK · Collaborative R&D · 2025-01-01 – 2027-06-30 · with 1 other participant£436,477awarded
Sustainable, circular economy hydrogen production by valorisation of electrolyser waste heat for the purpose of direct seawater desalinationLeadLive
Innovate UK · Collaborative R&D · 2025-01-01 – 2027-06-30 · with 1 other participant
£436,477
awarded
Waterwhelm Ltdlead£436,477
Net Zero Ports of the Future: Demonstrating the Integration of Green Hydrogen Shore Power with Water ReuseLeadInnovate UK · Collaborative R&D · 2024-04-01 – 2025-03-31 · with 3 other participants£128,818awarded
Net Zero Ports of the Future: Demonstrating the Integration of Green Hydrogen Shore Power with Water ReuseLead
Innovate UK · Collaborative R&D · 2024-04-01 – 2025-03-31 · with 3 other participants
£128,818
awarded
Waterwhelm Ltdlead£128,818
An innovative hybrid infrastructure system delivering both electric and hydrogen for vessel fast charging/refuelling using off grid renewable energy and onsite wastewater.Innovate UK · Collaborative R&D · 2024-04-01 – 2025-03-31 · with 2 other participants£104,646awarded
An innovative hybrid infrastructure system delivering both electric and hydrogen for vessel fast charging/refuelling using off grid renewable energy and onsite wastewater.
Innovate UK · Collaborative R&D · 2024-04-01 – 2025-03-31 · with 2 other participants
£104,646
awarded
HyBunkInnovate UK · Feasibility Studies · 2023-01-01 – 2023-08-31 · with 1 other participant£188,893awarded
HyBunk
Innovate UK · Feasibility Studies · 2023-01-01 – 2023-08-31 · with 1 other participant
£188,893
awarded
Waterwhelm Ltd£188,893
WaterFOre: Sustainable water supply for rural communities in Syria through forward osmosisLeadInnovate UK · Knowledge Transfer Network · 2020-07-01 – 2020-12-31 · with 3 other participants£36,207awarded
WaterFOre: Sustainable water supply for rural communities in Syria through forward osmosisLead
Innovate UK · Knowledge Transfer Network · 2020-07-01 – 2020-12-31 · with 3 other participants
£36,207
awarded
Waterwhelm Ltdlead£36,207
Local Development Organization£6,006
University of Edinburgh£5,732