−£51k
−50618%vs Oct 2024Active15185537Private limited companyLondon
GRYFF MASON LTD
Significant control: Jeffrey Keyzer (significant control)
From public filings as at 31 Aug 2026; may contain errors or be out of date. Verify at Companies House · Terms
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What does Gryff Mason Ltd sell?
Registered activity: Information technology consultancy activities (SIC 62020). We’re building product and service lists for UK companies. Get this one when it’s ready.
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01
Summary
GRYFF MASON LTD is an active private limited company (company number 15185537) incorporated on 3 October 2023, registered in London. Its registered activity is information technology consultancy activities (SIC 62020). Latest micro accounts cover the period ending 31 December 2025, showing net assets of −£51k, with 1 employee on average. As micro-entity accounts, no profit and loss account is filed, so turnover and profit are not public. Net assets fell 50618% on the prior period (£100).
Peer position · net assets
By net assets it sits in the bottom quarter of 19,391 comparable companies in London (median £3,248, upper quartile £35k).
02
Ownership and control
- Mr Jeffrey Keyzer
- has significant influence or control
- Mrs Rosanna Mary Jean Mattiello
- owns 75–100% of shares
- holds 75–100% 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. Directors and secretaries: see the officers list at Companies House.
03
Key dates
- Incorporated
- 3 October 20233 yrs ago
- Next accounts due
- 30 September 2027in 340 days
- Confirmation statement due
- 17 October 2027in 357 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
04
Activity
- SIC 62020
- Information technology consultancy activities
- SIC 69203
- Tax consultancy
- SIC 70229
- Management consultancy activities other than financial management
- Accounts type
- Micro Entity
- Size band
- MicroCompanies Act thresholds
05
Financials
Not reported
Not disclosed
1
No changevs Oct 2024| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 31 December 2025 | −£51k | — | — | £66k | — | — | 1 |
| 31 October 2024 | £100 | — | — | £0 | — | — | 1 |
Current ratio0.2Current assets ÷ creditors within one year
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.
06
Filing and accounts signals
- Net assets below zeroNet assets £-50,518 at 31 December 2025
- Net assets down 25% or more on the prior period-50618.0% vs prior period
- Current assets below creditors within one yearCurrent ratio 0.2
- Incorporated two to five years agoIncorporated 3 October 2023
Neutral facts read from the register and filed accounts, each with its evidence. They are not a rating, a prediction or advice, and may be incomplete or out of date. How each signal is derived.
07
Timeline
- Confirmation statement duein 357 days
- Next accounts duein 340 days
- Accounts period endNet liabilities £51k · micro accounts
- Accounts period endNet assets £100 · micro accounts
- Incorporated
08
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All companies incorporated on 3 October 2023 · in Oct 2023.
09
Reminders for GRYFF MASON LTD
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.