THE CASTLE BUILDING SERVICES ORGANISATION LIMITED

Company number 08331581 ·

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Shareholders' funds

£5,504,810

Balance sheet as at 2025-12-31

View full accounts →

What it does

The Castle Building Services Organisation Limited

The company's own description, from its latest filed accounts.

Overview

Company type
Private Limited Company
Incorporated
2012-12-14
Employees
120 (2025 accounts · was 115 in 2024)
Registered office
6 Merchant Court, Monkton Business Park South, Hebburn, NE31 2EX
Postcode
NE31 2EX
Capital
2,001,000 GBP
Accounts category
Full

Accounts

Last made up to
2025-12-31
Next due by
2027-09-30
Financial year end
30 December

Confirmation statement

Last statement dated
2026-01-16
Next due by
2027-01-30
View filing history →

Nature of business (SIC)

  • 41201 Construction of commercial buildings
  • 43210 Electrical installation
  • 43220 Plumbing, heat and air-conditioning installation

Officers 5 current · 3 resigned

Andrew DAWSON Director
Appointed 2018-01-25
Natalie GROOM Director
Appointed 2017-04-06
Appointed 2012-12-14
MR Simon GROOM Director
Appointed 2012-12-14
Carol LISTER Director
Appointed 2012-12-14

View all officers and resignations →

Group structure 3 subsidiaries

Controlled by CBSO HOLDINGS LTD — since 2023-11-28

From persons-with-significant-control filings on the public register.

Modern slavery statement

Registered a modern slavery statement for 2026 (period to 2026-03-31) — 2 years on the registry.

Read the statement summary on the government modern slavery statement registry. Contains public sector information licensed under the Open Government Licence v3.0.

Data protection registration

Registered with the ICO as a data protection fee payer — ZC103557 (Tier 2), registered since 2026.

Information Commissioner's Office register of fee payers, licensed under the Open Government Licence.

Political donations 1

£36,000 in registered political donations since 2026.

  • Reform UK
    £36,000 2026-02-14 Cash

Source: the Electoral Commission's register of donations — this company's full record, Open Government Licence v3.0.

Among its peers

Top 1%

by shareholders' funds, of 165 similar companies in NE

The largest employer among its local peers (120 staff).

Among the oldest 25% of its local peers, trading since 2012.

No.1 of the largest construction of commercial buildings companies in Newcastle Upon Tyne →

33 companies are registered at this postcode →

Competitors Newcastle Upon Tyne

This company ranks 1 among construction of commercial buildings in Newcastle Upon Tyne.

Full league table →

The class of 2012

30%

of the 1,122 companies in this sector incorporated in 2012 are still active today; 66% have since been dissolved.

A fact about the year, not a forecast for this company.

Survival rates for every incorporation year →

Businesses that transport or deal in waste must register with the Environment Agency. You can check this company on the official register of waste carriers, brokers and dealers.