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  4. Flowtec Air Conditioning Ltd

Flowtec Air Conditioning Ltd

ActiveTotal exemption (full) accountsPlumbers and heating engineersSouthend-on-Sea
Company number
10556991
Incorporated
11 Jan 20179 years trading
Registered office
Cumberland House, 24-28 Baxter Avenue, Southend-on-Sea, Essex, SS2 6HZ
Nature of business
Plumbing, heat and air-conditioning installation
Accounts due in
19 days
31 Oct 2026
From the Companies House register, 1 Oct 2026

Flowtec Air Conditioning Ltd is a 9-year-old private limited company registered in Southend-on-Sea, company number 10556991, one of 52 plumbing and heating companies in Southend-on-Sea. Its next accounts are due at Companies House on 31 October 2026, and the CT600 for the period to 31 January 2026 is due at HMRC on 31 January 2027.

Key dates

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

Accounts due
31 Oct 2026
in 19 days
For the period to 31 Jan 2026
CT600 due
31 Jan 2027
in 111 days
Period 1 Feb 2025 to 31 Jan 2026
Corporation tax payment
1 Nov 2026
in 20 days
9 months and 1 day after the period end
Confirmation statement
4 Feb 2027
in 115 days
Last made up to 21 Jan 2026

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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 up £22K (+8.4%) on the year before, to £279K.
  • Net assets rose in 7 of 7 year-on-year comparisons on record.
  • Current assets of £526K against £245K owed within a year: 2.1 times cover.
  • 1 employee on average during the year.
  • Balance sheets on record for 8 years, 2018 to 2025.

Net assets by year

Net assets at each year end, 2018 to 2025£0£100K£200K31 January 2018: net assets £25K£25K201831 January 2019: net assets £50K£50K201931 January 2020: net assets £50K£50K202031 January 2021: net assets £61K£61K202131 January 2022: net assets £91K£91K202231 January 2023: net assets £166K£166K202331 January 2024: net assets £257K£257K202431 January 2025: net assets £279K£279K2025
Net assets at each year end, 2018 to 2025£0£100K£200K31 January 2018: net assets £25K£25K'1831 January 2019: net assets £50K£50K'1931 January 2020: net assets £50K£50K'2031 January 2021: net assets £61K£61K'2131 January 2022: net assets £91K£91K'2231 January 2023: net assets £166K£166K'2331 January 2024: net assets £257K£257K'2431 January 2025: net assets £279K£279K'25
Year endNet assetsCashCurrent assetsOwed within a yearEmployees
31 Jan 2025£279K£364K£526K£245K1
31 Jan 2024£257K£359K£524K£266K1
31 Jan 2023£166K£235K£394K£231K1
31 Jan 2022£91K£171K£278K£190K1
31 Jan 2021£61K£144K£250K£194K1
31 Jan 2020£50K£83K£180K£133K1
31 Jan 2019£50K£48K£109K£60K1
31 Jan 2018£25K£29K£83K£58K1

Where Flowtec Air Conditioning Ltd is registered

Flowtec Air Conditioning Ltd's registered office on a map of the UK

The registered office is in Southend-on-Sea (SS2), in the Southend-on-Sea local authority area, East of England. Show SS2 6HZ on a map.

Other trade companies in SS2

Shared registered office

134 companies on our pages use this registered office address. An address shared this widely is usually an accountant's office or a company formation agent's service address, not where the business trades from.

What happens if Flowtec Air Conditioning Ltd 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 31 October 2026.

Companies HouseAccounts deliveredPenalty
Up to 1 month late1 Nov 2026 to 30 Nov 2026£150
1 to 3 months late1 Dec 2026 to 31 Jan 2027£375
3 to 6 months late1 Feb 2027 to 30 Apr 2027£750
More than 6 months lateFrom 1 May 2027£1,500

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

HMRC (CT600)FromPenalty
1 day late1 Feb 2027£200
3 months late30 Apr 2027another £200
6 months late31 Jul 2027HMRC estimates the tax and adds 10% of the unpaid tax
12 months late31 Jan 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
10556991
Status
Active
Company type
Private limited company
Incorporated
11 January 2017 (9 years ago)
Registered office
Cumberland House, 24-28 Baxter Avenue, Southend-on-Sea, Essex, SS2 6HZ
Nature of business
Plumbing, heat and air-conditioning installation (SIC 43220)
Year end
31 January (accounting reference date)
Accounts type
Total exemption (full)
Last accounts made up to
31 January 2025
Last confirmation statement
21 January 2026

Filing notes for plumbing and heating companies

Plumbing and heating companies frequently work under CIS for main contractors and also directly for homeowners, so turnover can mix CIS and non-CIS income.

Similar companies in Southend-on-Sea

Other active plumbing and heating companies registered in Southend-on-Sea.

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Frequently asked questions

When are Flowtec Air Conditioning Ltd's accounts due?

Flowtec Air Conditioning Ltd's next accounts are due at Companies House by 31 October 2026 (in 19 days), covering the period to 31 January 2026.

When is Flowtec Air Conditioning Ltd's CT600 due?

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

Is Flowtec Air Conditioning Ltd still trading?

Flowtec Air Conditioning Ltd is listed as active on the Companies House register as of 1 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 Flowtec Air Conditioning Ltd do?

Flowtec Air Conditioning Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).

How old is Flowtec Air Conditioning Ltd?

Flowtec Air Conditioning Ltd was incorporated on 11 January 2017, 9 years ago.

What is the penalty if Flowtec Air Conditioning Ltd 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 Flowtec Air Conditioning Ltd 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). 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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