- Companies
- Specialist contractors
- Cardiff
- MJC Consulting Group Ltd
MJC Consulting Group Ltd
- Company number
- 16286755
- Incorporated
- 3 Mar 20251 year trading
- Registered office
- 3 Dan Y Berllan, Radyr, Cardiff, South Glamorgan, CF15 8HJ
- Nature of business
- Other specialised construction activities n.e.c.
MJC Consulting Group Ltd is a 1-year-old private limited company registered in Cardiff, company number 16286755, one of 173 specialist construction companies in Cardiff. Its next accounts are due at Companies House on 30 November 2027, and the CT600 for the period to 28 February 2027 is due at HMRC on 28 February 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 MJC Consulting Group LtdOr 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.
Financial snapshot, 2026
From the balance sheet at 28 February 2026, as filed at Companies House.
Where MJC Consulting Group Ltd is registered
The registered office is in Cardiff (CF15), in the Cardiff local authority area, Wales. Show CF15 8HJ on a map.
Other trade companies in CF15
- Panda Solar LtdInstallers
- Jcstructures LtdInstallers
- Grant Hughes Ewi Specialists LtdInstallers
- Cadarn Industrial Construction LimitedRoofers
- Lollies Cleaning LtdCleaning companies
- Bishop Contractors LimitedBuilders
- GCR 2017 LtdLandscapers and gardeners
- V3 (U.K.) LimitedInstallers
What happens if MJC Consulting Group 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 30 November 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Dec 2027 to 31 Dec 2027 | £150 |
| 1 to 3 months late | 1 Jan 2028 to 29 Feb 2028 | £375 |
| 3 to 6 months late | 1 Mar 2028 to 31 May 2028 | £750 |
| More than 6 months late | From 1 Jun 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 29 Feb 2028 | £200 |
| 3 months late | 28 May 2028 | another £200 |
| 6 months late | 28 Aug 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 28 Feb 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
- 16286755
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 3 March 2025 (1 year ago)
- Registered office
- 3 Dan Y Berllan, Radyr, Cardiff, South Glamorgan, CF15 8HJ
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 28 February (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 28 February 2026
- Last confirmation statement
- 2 March 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 Cardiff
Other active specialist construction companies registered in Cardiff.
- Morgan Project Solutions Ltd.2012
- N G Building Contractors Limited2003
- Nineteen 76 Limited2021
- Off and on (the Vale) Limited2017
- One Matter Group Infrastructure Limited2025
- Pattern Drives & Walls Limited2019
- Point-IT-Right Ltd2011
- Prad Glass Limited2013
All specialist construction companies in Cardiff · All trades in Cardiff · Specialist contractors across the UK
Frequently asked questions
When are MJC Consulting Group Ltd's accounts due?
MJC Consulting Group Ltd's next accounts are due at Companies House by 30 November 2027 (in 413 days), covering the period to 28 February 2027.
When is MJC Consulting Group Ltd's CT600 due?
The CT600 for the period to 28 February 2027 is due at HMRC by 28 February 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 December 2027.
Is MJC Consulting Group Ltd still trading?
MJC Consulting Group 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 MJC Consulting Group Ltd do?
MJC Consulting Group Ltd is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is MJC Consulting Group Ltd?
MJC Consulting Group Ltd was incorporated on 3 March 2025, 1 year ago.
What is the penalty if MJC Consulting Group 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 MJC Consulting Group Ltd 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.