−£3,642
vs Jun 2024Active11439479Private limited companyLeighton Buzzard
BLOCKCHAIN-4SG LTD
Significant control: Keerthi Thomas (75–100%)
From public filings as at 31 Aug 2026; may contain errors or be out of date.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 Blockchain-4sg Ltd sell?
Registered activity: Business and domestic software development (SIC 62012). We’re building product and service lists for UK companies. Get this one when it’s ready.
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01
Summary
BLOCKCHAIN-4SG LTD is an active private limited company (company number 11439479) incorporated on 28 June 2018, registered in Leighton Buzzard. Its registered activity is business and domestic software development (SIC 62012). Latest small accounts cover the period ending 30 June 2025, showing net assets of −£3,642 and cash of £6,730, with 1 employee on average. Net assets fell 43% on the prior period (−£2,539).
Peer position · net assets
By net assets it sits in the bottom quarter of 169 comparable companies in Luton (median £648, upper quartile £31k).
02
Ownership and control
- Dr. Keerthi Thomas
- 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
- 28 June 20188 yrs ago
- Next accounts due
- 30 March 2027in 158 days
- Confirmation statement due
- 12 July 2027in 262 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
04
Activity
- SIC 62012
- Business and domestic software development
- SIC 62020
- Information technology consultancy activities
- Accounts type
- Total Exemption Full
- Size band
- MicroCompanies Act thresholds
05
Financials
£6,730
+157%vs Jun 2024Not reported
1
No changevs Jun 2024| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 30 June 2025 | −£3,642 | £6,730 | £0 | £10k | — | — | 1 |
| 30 June 2024 | −£2,539 | £2,621 | £5,140 | £10k | — | — | 1 |
Current ratio0.65Current assets ÷ creditors within one year
Cash per employee£6,730Cash ÷ average employees
Figures as filed in iXBRL accounts at Companies House. "—" means the line was not reported in that filing.
06
Filing and accounts signals
- Net assets below zeroNet assets £-3,642 at 30 June 2025
- Net assets down 25% or more on the prior period-43.4% vs prior period
- Current assets below creditors within one yearCurrent ratio 0.65
- Incorporated five or more years agoIncorporated 28 June 2018
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 262 days
- Next accounts duein 158 days
- Accounts period endNet liabilities £3,642 · small accounts
- Accounts period endNet liabilities £2,539 · small accounts
- Incorporated
08
Similar companies in Luton
- BIGDOGCRAFT LIMITEDLuton · inc. Apr 2018
- TECH DEVS LTDLeighton Buzzard · inc. Mar 2018
- SWIFT7MEDIA LTDLuton · inc. Feb 2018
- HIYA ADVISORY LIMITEDLuton · inc. Feb 2018
- CONTROL DESIGN MANAGEMENT LTDDunstable · inc. Feb 2018
- INSITE GROUP LIMITEDDunstable · inc. Nov 2018
All companies incorporated on 28 June 2018 · in Jun 2018.
09
Reminders for BLOCKCHAIN-4SG LTD
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.