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- Mark Thyme Audio Visual Ltd
Company profile · Electricians
Mark Thyme Audio Visual Ltd
Mark Thyme Audio Visual Ltd is a 13-year-old private limited company registered in Cardiff, company number 08379091, one of 223 electrical contractors in Cardiff. Its next accounts are due at Companies House on 31 October 2027, and the CT600 for the period to 31 January 2027 is due at HMRC on 31 January 2028.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Financial snapshot, 2026
From the balance sheet at 31 January 2026, as filed at Companies House.
Mark Thyme Audio Visual Ltd over the years
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 £5,864 (+51.3%) on the year before, to £17K.
- Net assets rose in 3 of 8 year-on-year comparisons on record.
- Current assets of £18K against £1,258 owed within a year: more than 10 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 9 years, 2018 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jan 2026 | £17K | £13K | £18K | £1,258 | 1 |
| 31 Jan 2025 | £11K | £9,274 | £12K | £1,536 | 1 |
| 31 Jan 2024 | £27K | £9,539 | £27K | £909 | 1 |
| 31 Jan 2023 | £9,331 | £3,357 | £10K | £1,732 | 1 |
| 31 Jan 2022 | £8,506 | £5,334 | £7,831 | £1,010 | 1 |
| 31 Jan 2021 | £17K | £15K | £16K | £924 | 1 |
| 31 Jan 2020 | £24K | £22K | £22K | £420 | 1 |
| 31 Jan 2019 | £35K | £35K | £35K | £1,458 | 1 |
| 31 Jan 2018 | £53K | £54K | £54K | £1,074 | 1 |
Where Mark Thyme Audio Visual Ltd is registered
The registered office is in Cardiff (CF23), in the Cardiff local authority area, Wales. Show CF23 6US on a map.
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- Lex Roofing Solutions LtdRoofers
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What happens if Mark Thyme Audio Visual 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 31 October 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Nov 2027 to 30 Nov 2027 | £150 |
| 1 to 3 months late | 1 Dec 2027 to 31 Jan 2028 | £375 |
| 3 to 6 months late | 1 Feb 2028 to 30 Apr 2028 | £750 |
| More than 6 months late | From 1 May 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Feb 2028 | £200 |
| 3 months late | 30 Apr 2028 | another £200 |
| 6 months late | 31 Jul 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jan 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
- 08379091
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 29 January 2013 (13 years ago)
- Registered office
- 35 Glenwood, Llanedeyrn, Cardiff, CF23 6US
- Nature of business
- Electrical installation (SIC 43210)
Other building completion and finishing (SIC 43390)
Engineering related scientific and technical consulting activities (SIC 71122) - Year end
- 31 January (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 January 2026
- Last confirmation statement
- 29 January 2026
Filing notes for electrical contractors
Electrical contracting companies are often a director plus a van and tools. Most fall within the micro-entity rules, so the accounts filed at Companies House are short, and the CT600 carries the tax detail.
Similar companies in Cardiff
Other active electrical contractors registered in Cardiff.
- MDM Safe Home Limited2020
- Mega Electrical Solutions Ltd2024
- Metric M&E Solutions Limited2015
- Minto Electrical Installation Ltd2025
- MJ Salmoni Electrical Ltd2021
- MLW Electrical Solutions Ltd2025
- MPS-Lighting Ltd.2020
- N Gould Electrical Limited2014
All electrical contractors in Cardiff · All trades in Cardiff · Electricians across the UK
Frequently asked questions
When are Mark Thyme Audio Visual Ltd's accounts due?
Mark Thyme Audio Visual Ltd's next accounts are due at Companies House by 31 October 2027 (in 384 days), covering the period to 31 January 2027.
When is Mark Thyme Audio Visual Ltd's CT600 due?
The CT600 for the period to 31 January 2027 is due at HMRC by 31 January 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 November 2027.
Is Mark Thyme Audio Visual Ltd still trading?
Mark Thyme Audio Visual 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 Mark Thyme Audio Visual Ltd do?
Mark Thyme Audio Visual Ltd is registered under Electrical installation (SIC 43210); Other building completion and finishing (SIC 43390); Engineering related scientific and technical consulting activities (SIC 71122).
How old is Mark Thyme Audio Visual Ltd?
Mark Thyme Audio Visual Ltd was incorporated on 29 January 2013, 13 years ago.
What is the penalty if Mark Thyme Audio Visual 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 Mark Thyme Audio Visual 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.