- Companies
- Specialist contractors
- High Wycombe
- Topmarks Maintenance Limited
Topmarks Maintenance Limited
- Company number
- 12361506
- Incorporated
- 12 Dec 20196 years trading
- Registered office
- 4 Newmans Row, Lincoln Inn Lincoln Road, Cressex Business Park, High Wycombe, HP12 3RE
- Nature of business
- Other specialised construction activities n.e.c.
Topmarks Maintenance Limited is a 6-year-old private limited company registered in High Wycombe, company number 12361506, one of 79 specialist construction companies in High Wycombe. 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 Topmarks Maintenance 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 down £54K (-28.8%) on the year before, to £133K.
- Net assets rose in 3 of 4 year-on-year comparisons on record.
- Current assets of £134K against £21K owed within a year: 6.5 times cover.
- 3 employees on average during the year.
- Balance sheets on record for 5 years, 2021 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2025 | £133K | £134K | £21K | 3 | |
| 31 Mar 2024 | £186K | £226K | £58K | 3 | |
| 31 Mar 2023 | £186K | £315K | £146K | 3 | |
| 31 Mar 2022 | £115K | £252K | £149K | 3 | |
| 31 Mar 2021 | £34K | £140K | £121K | 3 |
Where Topmarks Maintenance Limited is registered
The registered office is in High Wycombe (HP12), in the Buckinghamshire local authority area, South East. Show HP12 3RE on a map.
Other trade companies in HP12
- Ta Repairs and Courier LtdMechanics and garages
- Precision Bodyworkz LimitedMechanics and garages
- Rha Developers LtdProperty developers
- Trade Cars Ukk LimitedMotor traders
- VMD Carpentry LtdProperty developers
- Ah New Tyres LtdMotor traders
- Georges Auto Repair LtdMechanics and garages
- Smart Breeze LimitedElectricians
Also registered at this address
6 other companies use the same registered office as Topmarks Maintenance Limited.
- Ad Mechanics LimitedMechanics and garages
- Blake Heating and Plumbing LtdPlumbers and heating engineers
- Conquest Supplies LtdProperty developers
- Hancock Developments LimitedProperty developers
- More Secured LimitedInstallers
- Wealdstone Autoprep LimitedMechanics and garages
What happens if Topmarks Maintenance 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
- 12361506
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 12 December 2019 (6 years ago)
- Registered office
- 4 Newmans Row, Lincoln Inn Lincoln Road, Cressex Business Park, High Wycombe, HP12 3RE
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 11 December 2025
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 High Wycombe
Other active specialist construction companies registered in High Wycombe.
- Ty Property Management Ltd2022
- Upl Building Services Limited2011
- W Santana Ltd2024
- W. Nawaz Ltd2025
- Waferhaus Ltd2025
- Wilde Spooner Raleigh Limited2002
- 7TH Avenue Commercial Interiors Ltd2024
- A1 Ceilings and Partitions Ltd2009
All specialist construction companies in High Wycombe · All trades in High Wycombe · Specialist contractors across the UK
Frequently asked questions
When are Topmarks Maintenance Limited's accounts due?
Topmarks Maintenance 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 Topmarks Maintenance 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 Topmarks Maintenance Limited still trading?
Topmarks Maintenance 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 Topmarks Maintenance Limited do?
Topmarks Maintenance Limited is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is Topmarks Maintenance Limited?
Topmarks Maintenance Limited was incorporated on 12 December 2019, 6 years ago.
What is the penalty if Topmarks Maintenance 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 Topmarks Maintenance 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.