BLOCKBUILT LTD
Company number 14310573 · Active · London SE1 0BL
BLOCKBUILT LTD is an active private limited company (company number 14310573) incorporated on 22 August 2022, registered in London. Its registered activity is development of building projects (SIC 41100). Latest dormant accounts cover the period ending 31 August 2025, showing net assets of −£1, with 0 employees on average. Net assets were unchanged on the prior period.
By net assets it sits in the lower half of 12,682 comparable companies in London (median £413, upper quartile £73k).
Key dates
- Incorporated
- 22 August 2022
- Next accounts due
- 31 May 2027 — in 225 days
- Confirmation statement due
- 5 September 2027 — in 322 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
Activity
- SIC 41100
- Development of building projects
- SIC 41202
- Construction of domestic buildings
- Accounts type
- Dormant
- Size band
- Micro (Companies Act thresholds)
Financials — 2 periods on record, latest ending 31 August 2025
| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 31 August 2025 | −£1 | — | — | £1 | — | — | 0 |
| 31 August 2024 | −£1 | — | — | £1 | — | — | 0 |
Figures as filed in iXBRL accounts at Companies House. "—" means the line was not reported in that filing.
Firmoscan score: 39/100 (grade D)
- -15 Negative net assets — Net assets £-1 at 2025-08-31
- +4 Past first filings — Incorporated 2022-08-22
A transparent, rules-based score from filed data only: every point lists its evidence. It is not a credit rating or advice.
Ownership and control
- Mr Marcin Jan Grzyb — owns 75–100% of shares; holds 75–100% of voting rights; can appoint or remove directors · since 11 September 2023
- Mr Peter Valaitis — owns 75–100% of shares; holds 75–100% of voting rights; can appoint or remove directors · since 22 August 2022 · ceased 20 August 2023
- Cfs Secretaries Limited (corporate entity, England) — owns 75–100% of shares; holds 75–100% of voting rights; can appoint or remove directors · since 6 September 2023 · ceased 11 September 2023
- Mrs Nuala Martine Thornton — has significant influence or control · since 6 September 2023 · ceased 11 September 2023
Persons with significant control hold 25% or more of shares or voting rights. Smaller shareholdings are only listed in confirmation-statement documents.
Similar companies in London
Same activity (development of building projects), closest in incorporation date.
- LONDON LOW CARBON ENERGY CENTRE GMH2 LIMITED — London, inc. Aug 2022
- AAG ESTATES LIMITED — London, inc. Aug 2022
- REALGENIE REAL ESTATE LTD — London, inc. Aug 2022
- A.T.P. DEVELOPMENTS AND INVESTMENTS LIMITED — London, inc. Aug 2022
- TIMES PROPERTY SERVICE LTD — London, inc. Aug 2022
- TF MALLORCA HOLDINGS LTD — London, inc. Aug 2022
Reminders for BLOCKBUILT LTD
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.