- Companies
- Specialist contractors
- Hull
- Hyperbaric Welding & Diving Strategies Limited
Hyperbaric Welding & Diving Strategies Limited
- Company number
- 09962199
- Incorporated
- 21 Jan 201610 years trading
- Registered office
- Francis House Humber Place, The Marina, Hull, HU1 1UD
- Nature of business
- Other specialised construction activities n.e.c.
Hyperbaric Welding & Diving Strategies Limited is a 10-year-old private limited company registered in Hull, company number 09962199, one of 132 specialist construction companies in Hull. 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.
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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 £4,874 (+2.4%) on the year before, to £204K.
- Net assets rose in 6 of 8 year-on-year comparisons on record.
- Current assets of £223K against £20K owed within a year: more than 10 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 9 years, 2017 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jan 2025 | £204K | £223K | £20K | 1 | |
| 31 Jan 2024 | £200K | £227K | £28K | 1 | |
| 31 Jan 2023 | £201K | £226K | £26K | 1 | |
| 31 Jan 2022 | £182K | £198K | £17K | 1 | |
| 31 Jan 2021 | £219K | £243K | £24K | 1 | |
| 31 Jan 2020 | £200K | £229K | £30K | 1 | |
| 31 Jan 2019 | £177K | £244K | £68K | ||
| 31 Jan 2018 | £76K | £148K | £73K | ||
| 31 Jan 2017 | -£9,342 | £10K | £20K |
Who runs and owns Hyperbaric Welding & Diving Strategies Limited
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officer
| Name | Role | Appointed |
|---|---|---|
| I*** B*** | Director | Jan 2016 |
Person with significant control
Where Hyperbaric Welding & Diving Strategies Limited is registered
The registered office is in Hull (HU1), in the Kingston upon Hull, City of local authority area, Yorkshire and The Humber. Show HU1 1UD on a map.
Other trade companies in HU1
- S K Marine & Electrical LimitedElectricians
- Northbank Customs LimitedMechanics and garages
- CB Tiling Services LtdFloor and wall tilers
- Fleet Commercial Care LtdMechanics and garages
- Especially Roofing LimitedRoofers
- Dextro Joinery LimitedJoiners and carpenters
- Ultra-Rend LimitedPlasterers
- Jam Services Hull LimitedInstallers
Also registered at this address
6 other companies use the same registered office as Hyperbaric Welding & Diving Strategies Limited.
- 7C Solutions LimitedSpecialist contractors
- Deadline Industries LimitedSpecialist contractors
- Humber Civils LimitedCivil engineering
- JTS Group LimitedMachinery repair and installation
- S K Marine & Electrical LimitedElectricians
- Sumat LimitedSpecialist contractors
What happens if Hyperbaric Welding & Diving Strategies 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 31 October 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Nov 2026 to 30 Nov 2026 | £150 |
| 1 to 3 months late | 1 Dec 2026 to 31 Jan 2027 | £375 |
| 3 to 6 months late | 1 Feb 2027 to 30 Apr 2027 | £750 |
| More than 6 months late | From 1 May 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Feb 2027 | £200 |
| 3 months late | 30 Apr 2027 | another £200 |
| 6 months late | 31 Jul 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jan 2028 | another 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
- 09962199
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 21 January 2016 (10 years ago)
- Registered office
- Francis House Humber Place, The Marina, Hull, HU1 1UD
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 31 January (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 January 2025
- Last confirmation statement
- 20 January 2026
Filing notes for specialist construction companies
Specialist contractors often work under CIS for main contractors. Retentions held back by the customer still count towards turnover once the work is done.
Similar companies in Hull
Other active specialist construction companies registered in Hull.
- Invictus Installations Ltd2024
- Jce Renewable Services Limited2018
- Jle Wind Ltd2022
- John Law and Son Limited2002
- Joinery Solutions (Es) Limited2019
- JW Rope Access Services Limited2015
- K. and L. Damp Proofing Limited2003
- Kacper Magic Builder Ltd.2014
All specialist construction companies in Hull · All trades in Hull · Specialist contractors across the UK
Frequently asked questions
When are Hyperbaric Welding & Diving Strategies Limited's accounts due?
Hyperbaric Welding & Diving Strategies Limited's next accounts are due at Companies House by 31 October 2026 (in 18 days), covering the period to 31 January 2026.
When is Hyperbaric Welding & Diving Strategies Limited'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 Hyperbaric Welding & Diving Strategies Limited still trading?
Hyperbaric Welding & Diving Strategies 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 Hyperbaric Welding & Diving Strategies Limited do?
Hyperbaric Welding & Diving Strategies Limited is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is Hyperbaric Welding & Diving Strategies Limited?
Hyperbaric Welding & Diving Strategies Limited was incorporated on 21 January 2016, 10 years ago.
Who runs Hyperbaric Welding & Diving Strategies Limited?
Hyperbaric Welding & Diving Strategies Limited has 1 active director, the longest-serving appointed in Jan 2016. Their names and service addresses are on the Companies House register.
Who owns Hyperbaric Welding & Diving Strategies Limited?
One person or company has significant control of Hyperbaric Welding & Diving Strategies Limited: an individual (owns 75% or more of the shares).
What is the penalty if Hyperbaric Welding & Diving Strategies 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 Hyperbaric Welding & Diving Strategies Limited on Companies House for filed documents, officers and the full history.
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.