Active12328020Private limited companyLondon

FIRST BUILDING SERVICES LTD

B66/100

Summary

Generated from filed data · no estimates

FIRST BUILDING SERVICES LTD is an active private limited company (company number 12328020) incorporated on 22 November 2019, registered in London. Its registered activity is construction of commercial buildings (SIC 41201). Latest micro accounts cover the period ending 31 December 2024, showing net assets of £458k, with 0 employees on average. As micro-entity accounts, no profit and loss account is filed, so turnover and profit are not public. Net assets fell 10% on the prior period (£508k).

Peer position · net assets

By net assets it sits in the top quarter of 3,808 comparable companies in London (median £1,934, upper quartile £21k).

Key dates

Incorporated: 22 November 20196 yrs ago
Next accounts due: 30 September 202622 days overdue
Confirmation statement due: 6 December 2026in 45 days

Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.

Activity

SIC 41201: Construction of commercial buildings
SIC 41202: Construction of domestic buildings
SIC 68320: Management of real estate on a fee or contract basis
Accounts type: Micro Entity
Size band: MicroCompanies Act thresholds

Financials

2 periods on record · latest ending 31 December 2024

Net assets

£458k

−10%vs Dec 2023

Cash at bank

Not reported

Turnover

Not disclosed

Employees

vs Dec 2023

Net assets

£458k

Filed accounts by period, newest first
Period end	Net assets	Cash	Debtors	Creditors <1y	Turnover	Profit	Employees
31 December 2024	£458k	—	—	£87k	—	—	0
31 December 2023	£508k	—	—	£102k	—	—	0

Current ratio17.98Comfortable

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.

Firmoscan score

Rules-based · every point shows its evidence

66 / 100 · grade B

Score breakdown
50	Starting scoreEvery scored company starts here
+10	Positive net assetsNet assets £457,852 at 2024-12-31
+8	Comfortable liquidityCurrent ratio 17.98
+8	EstablishedIncorporated 2019-11-22 (7 years)
−10	Accounts overdueDue 2026-09-30
66	Score, grade B

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.

Ownership and control

1 active

Sonar Group Ltd
corporate entity, England And Wales · since 22 November 2019
- owns 75–100% of shares
- holds 75–100% of voting rights
75–100%

Persons with significant control hold 25% or more of shares or voting rights. Smaller shareholdings are only listed in confirmation-statement documents.

Timeline

Newest first

06 Dec 2026Confirmation statement duein 45 days
30 Sept 2026Next accounts due22 days overdue
31 Dec 2024Accounts period endNet assets £458k · micro accounts
31 Dec 2023Accounts period endNet assets £508k · micro accounts
22 Nov 2019Incorporated

Similar companies in London

Same activity (construction of commercial buildings), closest in incorporation date

All companies incorporated on 22 November 2019 · in Nov 2019.

Reminders for FIRST BUILDING SERVICES LTD

Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.