- Companies
- Electricians
- Burton-on-Trent
- Open Book International Limited
Open Book International Limited
- Company number
- 03540863
- Incorporated
- 3 Apr 199828 years trading
- Registered office
- Unit 4 Grange Farm Belmot Road, Tutbury, Burton-on-Trent, Staffordshire, DE13 9HJ
- Nature of business
- Electrical installation; Other construction installation; Information technology consultancy activities
Open Book International Limited is a 28-year-old private limited company registered in Burton-on-Trent, company number 03540863, one of 75 electrical contractors in Burton-on-Trent. Its next accounts are due at Companies House on 31 January 2027, and the CT600 for the period to 30 April 2026 is due at HMRC on 30 April 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 £178 (+0.5%) on the year before, to £35K.
- Net assets rose in 6 of 9 year-on-year comparisons on record.
- Current assets of £199K against £180K owed within a year: 1.1 times cover.
- 5 employees on average during the year.
- Balance sheets on record for 10 years, 2016 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Apr 2025 | £35K | £199K | £180K | 5 | |
| 30 Apr 2024 | £35K | £127K | £103K | 5 | |
| 30 Apr 2023 | £36K | £182K | £149K | 5 | |
| 30 Apr 2022 | £32K | £217K | £180K | 5 | |
| 30 Apr 2021 | £37K | £175K | £124K | 5 | |
| 30 Apr 2020 | £34K | £65K | £42K | 6 | |
| 30 Apr 2019 | £22K | £124K | £108K | ||
| 30 Apr 2018 | £1,433 | £105K | £123K | ||
| 30 Apr 2017 | £2,472 | £63K | £65K | ||
| 30 Apr 2016 | £1,516 | £57K | £40K |
Where Open Book International Limited is registered
The registered office is in Burton-on-Trent (DE13), in the East Staffordshire local authority area, West Midlands. Show DE13 9HJ on a map.
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What happens if Open Book International 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 January 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Feb 2027 to 28 Feb 2027 | £150 |
| 1 to 3 months late | 1 Mar 2027 to 30 Apr 2027 | £375 |
| 3 to 6 months late | 1 May 2027 to 31 Jul 2027 | £750 |
| More than 6 months late | From 1 Aug 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 May 2027 | £200 |
| 3 months late | 30 Jul 2027 | another £200 |
| 6 months late | 30 Oct 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Apr 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
- 03540863
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 3 April 1998 (28 years ago)
- Registered office
- Unit 4 Grange Farm Belmot Road, Tutbury, Burton-on-Trent, Staffordshire, DE13 9HJ
- Nature of business
- Electrical installation (SIC 43210)
Other construction installation (SIC 43290)
Information technology consultancy activities (SIC 62020) - Year end
- 30 April (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 April 2025
- Last confirmation statement
- 22 March 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 Burton-on-Trent
Other active electrical contractors registered in Burton-on-Trent.
- P.H.Electrical Installations Limited2012
- Proampelectricalservices Ltd2025
- R&C Installations Limited2015
- RDL Electrical Ltd2026
- Repton Electrical Ltd2025
- RM Burton Properties Limited2023
- RPFB Group Limited2019
- S. R. Hull Electrical Limited2025
All electrical contractors in Burton-on-Trent · All trades in Burton-on-Trent · Electricians across the UK
Frequently asked questions
When are Open Book International Limited's accounts due?
Open Book International Limited's next accounts are due at Companies House by 31 January 2027 (in 110 days), covering the period to 30 April 2026.
When is Open Book International Limited's CT600 due?
The CT600 for the period to 30 April 2026 is due at HMRC by 30 April 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 February 2027.
Is Open Book International Limited still trading?
Open Book International 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 Open Book International Limited do?
Open Book International Limited is registered under Electrical installation (SIC 43210); Other construction installation (SIC 43290); Information technology consultancy activities (SIC 62020).
How old is Open Book International Limited?
Open Book International Limited was incorporated on 3 April 1998, 28 years ago.
What is the penalty if Open Book International 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 Open Book International 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.