- Companies
- Specialist contractors
- Harrow
- Thirty Eight Blue Limited
Thirty Eight Blue Limited
- Company number
- 10159277
- Incorporated
- 3 May 201610 years trading
- Registered office
- 166 College Road, Harrow, HA1 1RA
- Nature of business
- Other specialised construction activities n.e.c.
Thirty Eight Blue Limited is a 10-year-old private limited company registered in Harrow, company number 10159277, one of 273 specialist construction companies in Harrow. Its next accounts are due at Companies House on 27 March 2028, and the CT600 for the period to 27 June 2027 is due at HMRC on 27 June 2028.
Key dates
Worked out from the year end and filing history on the Companies House register.
Is this your company?
File the accounts to Companies House and the CT600 to HMRC yourself with A.X.E.L Filing. One set of questions, both filings, £49 flat. No accountant, no subscription.
File for Thirty Eight Blue LimitedOr get a reminder before each deadline
Free. We email you 60, 30, 14, 7 and 1 days before the accounts, CT600 and confirmation statement are due. Unsubscribe in one click.
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 £22K (-40.3%) on the year before, to -£75K.
- Net assets rose in 3 of 9 year-on-year comparisons on record.
- Current assets of £4,719 against £81K owed within a year: 0.1 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 10 years, 2017 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Jun 2026 | -£75K | £0 | £4,719 | £81K | 0 |
| 30 Jun 2025 | -£54K | £2,323 | £26K | £81K | 0 |
| 30 Jun 2024 | -£42K | £663 | £6,595 | £50K | 1 |
| 30 Jun 2023 | -£55K | £14K | £15K | £71K | 1 |
| 30 Jun 2022 | -£161K | £653 | £12K | £176K | 1 |
| 30 Jun 2021 | -£138K | £272 | £6,091 | £149K | 1 |
| 30 Jun 2020 | -£101K | £86 | £18K | £120K | 1 |
| 30 Jun 2019 | -£82K | £13K | £56K | £139K | |
| 30 Jun 2018 | -£163K | £95K | £175K | £338K | |
| 30 Jun 2017 | -£53K | £95K | £238K | £291K |
Where Thirty Eight Blue Limited is registered
The registered office is in Harrow (HA1), in the Harrow local authority area, London. Show HA1 1RA on a map.
Other trade companies in HA1
- Cabos Electrical LimitedElectricians
- Mia Maria Services LtdCleaning companies
- Ac Operations LtdScaffolders
- Verde Masters LtdLandscapers and gardeners
- Omega Works Group LtdLandscapers and gardeners
- Call 'Em LimitedPlumbers and heating engineers
- Swan Roofing Services LimitedRoofers
- DRV Property Solutions LtdPainters and decorators
Shared registered office
37 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 Thirty Eight Blue 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 27 March 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 28 Mar 2028 to 27 Apr 2028 | £150 |
| 1 to 3 months late | 28 Apr 2028 to 27 Jun 2028 | £375 |
| 3 to 6 months late | 28 Jun 2028 to 27 Sep 2028 | £750 |
| More than 6 months late | From 28 Sep 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 28 Jun 2028 | £200 |
| 3 months late | 27 Sep 2028 | another £200 |
| 6 months late | 27 Dec 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 27 Jun 2029 | 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
- 10159277
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 3 May 2016 (10 years ago)
- Registered office
- 166 College Road, Harrow, HA1 1RA
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 27 June (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 June 2026
- Last confirmation statement
- 2 May 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 Harrow
Other active specialist construction companies registered in Harrow.
- Tom Flynn Electrical Contractor Limited2003
- Top Fence Limited2016
- Transglobal Wholesale Ltd2020
- Tripod Survey Limited2017
- Truenorth Metrics Ltd2025
- Vbhuva Ltd2023
- VGR Construction Ltd2019
- VS Site Solutions Ltd2026
All specialist construction companies in Harrow · All trades in Harrow · Specialist contractors across the UK
Frequently asked questions
When are Thirty Eight Blue Limited's accounts due?
Thirty Eight Blue Limited's next accounts are due at Companies House by 27 March 2028 (in 531 days), covering the period to 27 June 2027.
When is Thirty Eight Blue Limited's CT600 due?
The CT600 for the period to 27 June 2027 is due at HMRC by 27 June 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 28 March 2028.
Is Thirty Eight Blue Limited still trading?
Thirty Eight Blue 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 Thirty Eight Blue Limited do?
Thirty Eight Blue Limited is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is Thirty Eight Blue Limited?
Thirty Eight Blue Limited was incorporated on 3 May 2016, 10 years ago.
What is the penalty if Thirty Eight Blue 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 Thirty Eight Blue 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.