- Companies
- Machinery repair and installation
- Lincoln
- Maintsys Limited
Maintsys Limited
- Company number
- 03375703
- Incorporated
- 23 May 199729 years trading
- Registered office
- C/O Sal 94 West Parade, West Parade, Lincoln, LN1 1JZ
- Nature of business
- Installation of industrial machinery and equipment
Maintsys Limited is a 29-year-old private limited company registered in Lincoln, company number 03375703, one of 78 machinery repair and installation companies in Lincoln. Its next accounts are due at Companies House on 31 December 2026, and the CT600 for the period to 31 March 2026 is due at HMRC on 31 March 2027.
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 Maintsys LimitedOr 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.
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 £12K (+43.8%) on the year before, to £39K.
- Net assets rose in 6 of 9 year-on-year comparisons on record.
- Current assets of £60K against £21K owed within a year: 2.9 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- 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 |
|---|---|---|---|---|---|
| 31 Mar 2025 | £39K | £58K | £60K | £21K | 0 |
| 31 Mar 2024 | £27K | £43K | £44K | £17K | 1 |
| 31 Mar 2023 | £10K | £28K | £29K | £18K | 1 |
| 31 Mar 2022 | £4,160 | £18K | £18K | £14K | 1 |
| 31 Mar 2021 | £413 | £5,889 | £6,024 | £6,420 | 0 |
| 31 Mar 2020 | £1,531 | £7,937 | £10K | £9,980 | 1 |
| 31 Mar 2019 | £2 | £2 | |||
| 31 Mar 2018 | £1,118 | £1,118 | £0 | ||
| 31 Mar 2017 | £1,236 | £1,596 | £756 | ||
| 31 May 2016 | £27 | £7,398 | £7,454 | £8,616 |
Where Maintsys Limited is registered
The registered office is in Lincoln (LN1), in the Lincoln local authority area, East Midlands. Show LN1 1JZ on a map.
Other trade companies in LN1
- Nuco Developments LimitedProperty developers
- Ag Home Developments LtdProperty developers
- Primore Cleaning Services LtdCleaning companies
- Wright Aviate LtdMachinery repair and installation
- Riverside Tyres LimitedMechanics and garages
- Queen Bee Pest Management LtdCleaning companies
- Rain & Root Landscaping & Construction LtdLandscapers and gardeners
- Moulds Fencing LimitedInstallers
What happens if Maintsys 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 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2027 to 31 Jan 2027 | £150 |
| 1 to 3 months late | 1 Feb 2027 to 31 Mar 2027 | £375 |
| 3 to 6 months late | 1 Apr 2027 to 30 Jun 2027 | £750 |
| More than 6 months late | From 1 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2027 | £200 |
| 3 months late | 30 Jun 2027 | another £200 |
| 6 months late | 30 Sep 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- 03375703
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 23 May 1997 (29 years ago)
- Registered office
- C/O Sal 94 West Parade, West Parade, Lincoln, LN1 1JZ
- Nature of business
- Installation of industrial machinery and equipment (SIC 33200)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 13 May 2026
Filing notes for machinery repair and installation companies
Machinery repair and installation companies often carry parts stock and specialist tools, and many work on contracts that span the year end.
Similar companies in Lincoln
Other active machinery repair and installation companies registered in Lincoln.
- Martin Flinders Electrical Ltd2003
- Max Aviation Limited2017
- MJC Electronics Ltd2013
- Mooretech Engineering (Lincoln) Ltd2014
- Newlinc Industrial Door Systems Limited2014
- On Site Welding Services Ltd2020
- Onsite Mechanical Solutions Ltd2023
- PB Tech Ltd2023
All machinery repair and installation companies in Lincoln · All trades in Lincoln · Machinery repair and installation across the UK
Frequently asked questions
When are Maintsys Limited's accounts due?
Maintsys Limited's next accounts are due at Companies House by 31 December 2026 (in 80 days), covering the period to 31 March 2026.
When is Maintsys Limited's CT600 due?
The CT600 for the period to 31 March 2026 is due at HMRC by 31 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2027.
Is Maintsys Limited still trading?
Maintsys 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 Maintsys Limited do?
Maintsys Limited is registered under Installation of industrial machinery and equipment (SIC 33200).
How old is Maintsys Limited?
Maintsys Limited was incorporated on 23 May 1997, 29 years ago.
What is the penalty if Maintsys 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 Maintsys 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.