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Medway Insulations Limited

ActiveTotal exemption (full) accountsInstallersMaidstone
Company number
00549740
Incorporated
24 May 195571 years trading
Registered office
7 Viewpoint Boxley Road, Penenden Heath, Maidstone, Kent, ME14 2DZ
Nature of business
Other construction installation
Accounts due in
138 days
28 Feb 2027
Net assets
£485K▼
-9.2% on the year before
Cash at bank
£132K▲
At 31 May 2025
Employees
15
Average during the year
Checked with Companies House 13 Oct 2026

Medway Insulations Limited is a 71-year-old private limited company registered in Maidstone, company number 00549740, one of 86 installation companies (insulation, lifts, shutters and similar) in Maidstone. Its next accounts are due at Companies House on 28 February 2027, and the CT600 for the period to 31 May 2026 is due at HMRC on 31 May 2027.

Key dates

Worked out from the year end and filing history on the Companies House register.

Accounts due
28 Feb 2027
in 138 days
For the period to 31 May 2026
CT600 due
31 May 2027
in 230 days
Period 1 Jun 2025 to 31 May 2026
Corporation tax payment
1 Mar 2027
in 139 days
9 months and 1 day after the period end
Confirmation statement
17 Aug 2026
Overdue by 57 days
Last made up to 3 Aug 2025

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Finances

From each year's balance sheet filed at Companies House. Small companies do not have to publish turnover or profit, so these are balance sheet figures.

  • Net assets down £49K (-9.2%) on the year before, to £485K.
  • Net assets rose in 4 of 7 year-on-year comparisons on record.
  • Current assets of £403K against £92K owed within a year: 4.4 times cover.
  • 15 employees on average during the year.
  • Balance sheets on record for 9 years, 2015 to 2025.

Net assets by year

Net assets at each year end, 2019 to 2025£0£200K£400K31 May 2019: net assets £366K£366K201931 May 2020: net assets £461K£461K202031 May 2021: net assets £410K£410K202131 May 2022: net assets £336K£336K202231 May 2023: net assets £410K£410K202331 May 2024: net assets £534K£534K202431 May 2025: net assets £485K£485K2025
Net assets at each year end, 2019 to 2025£0£200K£400K31 May 2019: net assets £366K£366K'1931 May 2020: net assets £461K£461K'2031 May 2021: net assets £410K£410K'2131 May 2022: net assets £336K£336K'2231 May 2023: net assets £410K£410K'2331 May 2024: net assets £534K£534K'2431 May 2025: net assets £485K£485K'25
Year endNet assetsCashCurrent assetsOwed within a yearEmployees
31 May 2025£485K£132K£403K£92K15
31 May 2024£534K£81K£419K£92K15
31 May 2023£410K£84K£379K£97K18
31 May 2022£336K£172K£368K£165K21
31 May 2021£410K£149K£425K£111K23
31 May 2020£461K£213K£447K£80K23
31 May 2019£366K£156K£421K£154K30
31 May 2016£523K£302K£547K£163K
31 May 2015£519K£365K£644K£269K

Who runs and owns Medway Insulations Limited

From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.

Officers (5)

NameRoleAppointed
L*** G***DirectorNov 1993
J*** G***DirectorMar 2011
C*** G***DirectorJan 2019
D*** G***DirectorJan 2019
L*** G***SecretaryApr 2003
8 former officers
NameRoleAppointedLeft
C*** G***SecretarySep 1997Apr 2003
Wsm Services LimitedSecretary (company)Sep 1997
E*** C***DirectorNov 1993
F*** C***DirectorOct 1993
C*** G***DirectorAug 2021
D*** G***DirectorMar 2012Oct 2018
C*** H***DirectorNov 1993
D*** H***DirectorDec 1992

Person with significant control

Individual · since Aug 2022
L*** G***
Owns 75% or more of the shares
Holds 75% or more of the votes

Charges (secured borrowing)

All 4 registered charges have been satisfied. A charge is security a lender takes over a company's assets, typically for a loan, mortgage or asset finance.

LenderStatusRegistered
A private lenderSatisfied Aug 2022Oct 2010
The Royal Bank Of Scotland PLCSatisfied Sep 2010Feb 1995
The Royal Bank Of Scotland PLCSatisfied Sep 2010Feb 1995
Alex Lawrie Factors LtdSatisfied Mar 1995Sep 1976

Public contracts won

Medway Insulations Limited has 3 public sector contract awards on record; the ones with their own published value total £550K, from 2016 to 2023. Source: Contracts Finder and Find a Tender award notices. For 2 of them the published figure is a shared or multi-year ceiling (a framework place, a multi-supplier award, or more than a small company could hold alone), so no value is shown. 2 of these were matched by the company's exact name because the notice gave no company number.

Awards by year

20161
20201
20231

Main buyers

  • The Kemnal Academies Trust (TKAT)1 award
  • Central & Cecil Housing Trust1 award
  • Kent County Council1 award
BuyerContractValueAwarded
The Kemnal Academies Trust (TKAT)Provision of Asbestos Surveys and Removal Services£550K20 Oct 2023
Central & Cecil Housing TrustAsbestos Removals FrameworkCeiling, not shown29 Nov 2020
Kent County CouncilSS1234 Asbestos Services FrameworkCeiling, not shown3 Feb 2016

Where Medway Insulations Limited is registered

Medway Insulations Limited's registered office on a map of the UK

The registered office is in Maidstone (ME14), in the Maidstone local authority area, South East. Show ME14 2DZ on a map.

Other trade companies in ME14

What happens if Medway Insulations Limited files late

Companies House charges an automatic penalty the day after the deadline, and it rises the longer the accounts are late. These are the dates for this company's accounts due on 28 February 2027.

Companies HouseAccounts deliveredPenalty
Up to 1 month late1 Mar 2027 to 31 Mar 2027£150
1 to 3 months late1 Apr 2027 to 31 May 2027£375
3 to 6 months late1 Jun 2027 to 31 Aug 2027£750
More than 6 months lateFrom 1 Sep 2027£1,500

Penalties double if the accounts were also late the year before.

HMRC (CT600)FromPenalty
1 day late1 Jun 2027£200
3 months late31 Aug 2027another £200
6 months late30 Nov 2027HMRC estimates the tax and adds 10% of the unpaid tax
12 months late31 May 2028another 10% of any unpaid tax

For returns filed on or after 1 April 2026. Late three times in a row and the £200 penalties become £1,000 each.

Company details

As held on the Companies House register.

Company number
00549740
Status
Active
Company type
Private limited company
Incorporated
24 May 1955 (71 years ago)
Registered office
7 Viewpoint Boxley Road, Penenden Heath, Maidstone, Kent, ME14 2DZ
Nature of business
Other construction installation (SIC 43290)
Year end
31 May (accounting reference date)
Accounts type
Total exemption (full)
Last accounts made up to
31 May 2025
Last confirmation statement
3 August 2025
Charges (mortgages)
0 outstanding of 4 registered

Filing notes for installation companies (insulation, lifts, shutters and similar)

Installation companies (insulation, lifts, shutters, solar and similar) often buy stock and equipment up front, so stock at the year end and capital allowances both affect the tax bill.

Similar companies in Maidstone

Other active installation companies (insulation, lifts, shutters and similar) registered in Maidstone.

All installation companies (insulation, lifts, shutters and similar) in Maidstone · All trades in Maidstone · Installers across the UK

Frequently asked questions

When are Medway Insulations Limited's accounts due?

Medway Insulations Limited's next accounts are due at Companies House by 28 February 2027 (in 138 days), covering the period to 31 May 2026.

When is Medway Insulations Limited's CT600 due?

The CT600 for the period to 31 May 2026 is due at HMRC by 31 May 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 March 2027.

Is Medway Insulations Limited still trading?

Medway Insulations Limited is listed as active on the Companies House register (checked 13 Oct 2026). Active means it has not been dissolved or entered insolvency; it does not show whether it is currently taking on work.

What does Medway Insulations Limited do?

Medway Insulations Limited is registered under Other construction installation (SIC 43290).

How old is Medway Insulations Limited?

Medway Insulations Limited was incorporated on 24 May 1955, 71 years ago.

Who runs Medway Insulations Limited?

Medway Insulations Limited has 4 active directors, the longest-serving appointed in Nov 1993. Their names and service addresses are on the Companies House register.

Who owns Medway Insulations Limited?

One person or company has significant control of Medway Insulations Limited: an individual (owns 75% or more of the shares).

Has Medway Insulations Limited won public sector contracts?

Yes. Medway Insulations Limited has 3 contract awards from public bodies on Contracts Finder and Find a Tender (those with their own published value total £550K), most recently from The Kemnal Academies Trust (TKAT).

What is the penalty if Medway Insulations Limited files its accounts late?

Companies House charges £150 if the accounts are up to 1 month late, £375 up to 3 months, £750 up to 6 months and £1,500 after that, doubled if the previous year's accounts were also late. HMRC charges £200 for a CT600 filed a day late and another £200 at 3 months.

Official records

View Medway Insulations Limited on Companies House for filed documents, officers and the full history.

Report an error on this page

Based on the Companies House register (snapshot 1 Oct 2026, rechecked 13 Oct 2026). Deadlines are worked out from the register and assume a standard accounting period; a change of year end or a short period moves them. This page is general information, not tax or accountancy advice.

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