−£2,518
vs Jul 2024Active12881716Private limited companyLeeds
MAYFLY HYDRONICS LTD
D43/10001
Summary
MAYFLY HYDRONICS LTD is an active private limited company (company number 12881716) incorporated on 15 September 2020, registered in Leeds. Its registered activity is electrical installation (SIC 43210). Latest micro accounts cover the period ending 31 July 2025, showing net assets of −£2,518, with 2 employees on average. As micro-entity accounts, no profit and loss account is filed, so turnover and profit are not public. Net assets were unchanged on the prior period.
Peer position · net assets
By net assets it sits in the bottom quarter of 1,295 comparable companies in Leeds (median £7,615, upper quartile £49k).
02
Key dates
- Incorporated
- 15 September 20206 yrs ago
- Next accounts due
- 30 April 2027in 190 days
- Confirmation statement due
- 29 September 2027in 342 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
03
Activity
- SIC 43210
- Electrical installation
- SIC 43220
- Plumbing, heat and air-conditioning installation
- SIC 43999
- Other specialised construction activities n.e.c.
- Accounts type
- Micro Entity
- Size band
- MicroCompanies Act thresholds
04
Financials
Not reported
Not disclosed
2
No changevs Jul 2024| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 31 July 2025 | −£2,518 | — | — | — | — | — | 2 |
| 31 July 2024 | −£2,518 | — | — | — | — | — | 2 |
Figures as filed in iXBRL accounts at Companies House. "—" means the line was not reported in that filing; micro-entity accounts contain no profit and loss account.
05
Firmoscan score
43 / 100 · grade D
| 50 | Starting scoreEvery scored company starts here |
| −15 | Negative net assetsNet assets £-2,518 at 2025-07-31 |
| +8 | EstablishedIncorporated 2020-09-15 (6 years) |
| 43 | Score, grade D |
A transparent, rules-based score from filed data only: every point lists its evidence. It is not a credit rating or advice. How the score is computed.
06
Ownership and control
- Miss Karen Dawn Matthews
- owns 75–100% of shares
- holds 75–100% of voting rights
- can appoint or remove directors
- Mr Grant Peter Gundelfinger
- owns 25–50% of shares
- holds 25–50% of voting rights
- can appoint or remove directors
Persons with significant control hold 25% or more of shares or voting rights. Smaller shareholdings are only listed in confirmation-statement documents.
07
Timeline
- Confirmation statement duein 342 days
- Next accounts duein 190 days
- Accounts period endNet liabilities £2,518 · micro accounts
- Accounts period endNet liabilities £2,518 · micro accounts
- Incorporated
08
Similar companies in Leeds
- M A W ELECTRICAL SERVICES (YORKSHIRE) LTDCastleford · inc. Sept 2020
- SND ELECTRICAL LIMITEDLeeds · inc. Sept 2020
- ENVIROLEC SOLUTIONS LIMITEDBatley · inc. Sept 2020
- REDLEC LIMITEDLeeds · inc. Sept 2020
- CM TECHNOLOGY LTDLeeds · inc. Sept 2020
- J & E CONSULTING SERVICES LIMITEDLeeds · inc. Oct 2020
All companies incorporated on 15 September 2020 · in Sept 2020.
09
Reminders for MAYFLY HYDRONICS LTD
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.