- Companies
- Repair services
- London
- Systems Integration Limited
Systems Integration Limited
- Company number
- 03578617
- Incorporated
- 10 Jun 199828 years trading
- Registered office
- C/O Kingsley Maybrook Unitec House, 2 Albert Place, London, N3 1QB
- Nature of business
- Repair of computers and peripheral equipment
Systems Integration Limited is a 28-year-old private limited company registered in London, company number 03578617, one of 778 repair companies (computers, appliances, furniture and similar) in London. 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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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 £2,433 (+0.9%) on the year before, to £271K.
- Net assets rose in 8 of 9 year-on-year comparisons on record.
- Current assets of £364K against £167K owed within a year: 2.2 times cover.
- 8 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 Jun 2025 | £271K | £110K | £364K | £167K | 8 |
| 30 Jun 2024 | £268K | £152K | £364K | £164K | 8 |
| 30 Jun 2023 | £250K | £171K | £359K | £110K | 8 |
| 30 Jun 2022 | £198K | £128K | £257K | £112K | 8 |
| 30 Jun 2021 | £136K | £132K | £264K | £110K | 8 |
| 30 Jun 2020 | £176K | £106K | £289K | £173K | 9 |
| 30 Jun 2019 | £168K | £77K | £195K | £112K | 8 |
| 30 Jun 2018 | £148K | £48K | £148K | £79K | 8 |
| 30 Jun 2017 | £90K | £51K | £153K | £96K | 7 |
| 30 Jun 2016 | £56K | £37K | £162K | £128K |
Where Systems Integration Limited is registered
The registered office is in London (N3), in the Barnet local authority area, London. Show N3 1QB on a map.
Other trade companies in N3
- Key & Keep LtdCleaning companies
- GMS Residential LimitedPlumbers and heating engineers
- Gcap East LtdProperty developers
- Tatras Development LimitedProperty developers
- Chesterfield Corinne LtdProperty developers
- Pure Plumbing Pros LimitedPlumbers and heating engineers
- WS Cleaning Services LtdCleaning companies
- Landfall Projects LimitedProperty developers
What happens if Systems Integration 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
- 03578617
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 10 June 1998 (28 years ago)
- Registered office
- C/O Kingsley Maybrook Unitec House, 2 Albert Place, London, N3 1QB
- Nature of business
- Repair of computers and peripheral equipment (SIC 95110)
- Year end
- 30 June (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 June 2025
- Last confirmation statement
- 5 May 2026
- Charges (mortgages)
- 1 outstanding of 1 registered
Filing notes for repair companies (computers, appliances, furniture and similar)
Repair companies are mostly small micro-entities with simple accounts: parts, tools and a workshop or van.
Similar companies in London
Other active repair companies (computers, appliances, furniture and similar) registered in London.
- Szahz Ltd2018
- T&F Gold Limited2024
- Ta Repair Limited2015
- Tani Cobbler Ltd2017
- Task&Co Services Ltd2025
- Taylor Pearce Restoration Services Limited1985
- Taz Commercial Refrigeration Teesside Ltd2026
- Tech & Gadgets UK Ltd2021
All repair companies (computers, appliances, furniture and similar) in London · All trades in London · Repair services across the UK
Frequently asked questions
When are Systems Integration Limited's accounts due?
Systems Integration 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 Systems Integration 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 Systems Integration Limited still trading?
Systems Integration 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 Systems Integration Limited do?
Systems Integration Limited is registered under Repair of computers and peripheral equipment (SIC 95110).
How old is Systems Integration Limited?
Systems Integration Limited was incorporated on 10 June 1998, 28 years ago.
What is the penalty if Systems Integration 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 Systems Integration 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.