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  4. Hydra Plumbing Services Limited

Hydra Plumbing Services Limited

ActiveTotal exemption (full) accountsPlumbers and heating engineersSwindon
Company number
12602469
Incorporated
14 May 20206 years trading
Registered office
Bowman House Business Centre Whitehill Lane, Royal Wootton Bassett, Swindon, SN4 7DB
Nature of business
Plumbing, heat and air-conditioning installation
Accounts due in
138 days
28 Feb 2027
Net assets
£100▼
-99.1% on the year before
Cash at bank
£1,965▼
At 31 May 2025
Employees
3
Average during the year
From the Companies House register, 1 Oct 2026

Hydra Plumbing Services Limited is a 6-year-old private limited company registered in Swindon, company number 12602469, one of 164 plumbing and heating companies in Swindon. 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
27 May 2027
in 226 days
Last made up to 13 May 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 down £11K (-99.1%) on the year before, to £100.
  • Net assets rose in 3 of 4 year-on-year comparisons on record.
  • Current assets of £56K against £56K owed within a year: 1.0 times cover.
  • 3 employees on average during the year.
  • Balance sheets on record for 5 years, 2021 to 2025.

Net assets by year

Net assets at each year end, 2021 to 2025£0£5,000£10K31 May 2021: net assets £4,279£4,279202131 May 2022: net assets £5,189£5,189202231 May 2023: net assets £7,965£7,965202331 May 2024: net assets £11K£11K202431 May 2025: net assets £100£1002025
Net assets at each year end, 2021 to 2025£0£5,000£10K31 May 2021: net assets £4,279£4,279202131 May 2022: net assets £5,189£5,189202231 May 2023: net assets £7,965£7,965202331 May 2024: net assets £11K£11K202431 May 2025: net assets £100£1002025
Year endNet assetsCashCurrent assetsOwed within a yearEmployees
31 May 2025£100£1,965£56K£56K3
31 May 2024£11K£26K£63K£58K3
31 May 2023£7,965£12K£25K£22K3
31 May 2022£5,189£7,218£34K£35K2
31 May 2021£4,279£7,706£12K£16K2

Public contracts won

Hydra Plumbing Services Limited has one public sector contract award on record (2026). Source: Contracts Finder and Find a Tender award notices. For all 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. These were matched by the company's exact name because the notice gave no company number.

BuyerContractValueAwarded
North Somerset CouncilBathing Adaptations Rotational Framework 2026Ceiling, not shown23 Jul 2026

Where Hydra Plumbing Services Limited is registered

Hydra Plumbing Services Limited's registered office on a map of the UK

The registered office is in Swindon (SN4), in the Wiltshire local authority area, South West. Show SN4 7DB on a map.

Other trade companies in SN4

Also registered at this address

1 other company uses the same registered office as Hydra Plumbing Services Limited.

What happens if Hydra Plumbing Services 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
12602469
Status
Active
Company type
Private limited company
Incorporated
14 May 2020 (6 years ago)
Registered office
Bowman House Business Centre Whitehill Lane, Royal Wootton Bassett, Swindon, SN4 7DB
Nature of business
Plumbing, heat and air-conditioning installation (SIC 43220)
Year end
31 May (accounting reference date)
Accounts type
Total exemption (full)
Last accounts made up to
31 May 2025
Last confirmation statement
13 May 2026
Previous names
Absolute PHD Limited (until 24 Oct 2023)

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 Swindon

Other active plumbing and heating companies registered in Swindon.

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Frequently asked questions

When are Hydra Plumbing Services Limited's accounts due?

Hydra Plumbing Services 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 Hydra Plumbing Services 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 Hydra Plumbing Services Limited still trading?

Hydra Plumbing Services Limited 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 Hydra Plumbing Services Limited do?

Hydra Plumbing Services Limited is registered under Plumbing, heat and air-conditioning installation (SIC 43220).

How old is Hydra Plumbing Services Limited?

Hydra Plumbing Services Limited was incorporated on 14 May 2020, 6 years ago.

Has Hydra Plumbing Services Limited won public sector contracts?

Yes. Hydra Plumbing Services Limited has one contract award from public bodies on Contracts Finder and Find a Tender, most recently from North Somerset Council.

What is the penalty if Hydra Plumbing Services 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 Hydra Plumbing Services 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). 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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