- Companies
- Specialist contractors
- Richmond
- Black Mesa Engineering Limited
Black Mesa Engineering Limited
- Company number
- 15790320
- Incorporated
- 20 Jun 20242 years trading
- Registered office
- 68 Queens Road, Richmond, TW10 6LB
- Nature of business
- Other specialised construction activities n.e.c.
Black Mesa Engineering Limited is a 2-year-old private limited company registered in Richmond, company number 15790320, one of 42 specialist construction companies in Richmond. Its next accounts are due at Companies House on 31 March 2027, and the CT600 for the period to 30 June 2026 is due at HMRC on 30 June 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Financial snapshot, 2025
From the balance sheet at 30 June 2025, as filed at Companies House.
Where Black Mesa Engineering Limited is registered
The registered office is in Richmond (TW10), in the Richmond upon Thames local authority area, London. Show TW10 6LB on a map.
Other trade companies in TW10
- Ecobrix Contractors LtdBuilders
- Bright Hill No.2 LimitedProperty developers
- Herit London LtdFinishing trades
- Ah Richmond LtdProperty developers
- Den Scoth Developments LtdProperty developers
- Aziairtech LtdMachinery repair and installation
- RJD Balkan Construction LtdBuilders
- Sun&Lion LtdFacilities management
What happens if Black Mesa Engineering 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 March 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Apr 2027 to 30 Apr 2027 | £150 |
| 1 to 3 months late | 1 May 2027 to 30 Jun 2027 | £375 |
| 3 to 6 months late | 1 Jul 2027 to 30 Sep 2027 | £750 |
| More than 6 months late | From 1 Oct 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jul 2027 | £200 |
| 3 months late | 30 Sep 2027 | another £200 |
| 6 months late | 30 Dec 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Jun 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
- 15790320
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 20 June 2024 (2 years ago)
- Registered office
- 68 Queens Road, Richmond, TW10 6LB
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 30 June (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 June 2025
- Last confirmation statement
- 19 June 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 Richmond
Other active specialist construction companies registered in Richmond.
- Capital Block Maintenance Ltd2020
- Cogital Limited2014
- Construction Project Management Consultants Limited2000
- CTC Marine Projects Limited2021
- DDK Design Limited2017
- Ellis Builders Limited2002
- Ez Consulting and Management Ltd2025
- Finlab Consulting Limited2016
All specialist construction companies in Richmond · All trades in Richmond · Specialist contractors across the UK
Frequently asked questions
When are Black Mesa Engineering Limited's accounts due?
Black Mesa Engineering Limited's next accounts are due at Companies House by 31 March 2027 (in 170 days), covering the period to 30 June 2026.
When is Black Mesa Engineering Limited's CT600 due?
The CT600 for the period to 30 June 2026 is due at HMRC by 30 June 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 April 2027.
Is Black Mesa Engineering Limited still trading?
Black Mesa Engineering 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 Black Mesa Engineering Limited do?
Black Mesa Engineering Limited is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is Black Mesa Engineering Limited?
Black Mesa Engineering Limited was incorporated on 20 June 2024, 2 years ago.
What is the penalty if Black Mesa Engineering 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 Black Mesa Engineering 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.