- Companies
- Property developers
- Slough
- Primegrade Limited
Primegrade Limited
- Company number
- 10418421
- Incorporated
- 10 Oct 201610 years trading
- Registered office
- 40 Lynwood Avenue, Slough, Berkshire, SL3 7BH
- Nature of business
- Development of building projects; Buying and selling of own real estate; Other letting and operating of own or leased real estate; Management of real estate on a fee or contract basis
Primegrade Limited is a 10-year-old private limited company registered in Slough, company number 10418421, one of 316 property development companies in Slough. Its next accounts are due at Companies House on 29 July 2027, and the CT600 for the period to 29 October 2026 is due at HMRC on 29 October 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 down £667K (-93%) on the year before, to £51K.
- Net assets rose in 3 of 8 year-on-year comparisons on record.
- Current assets of £23K against £110K owed within a year: 0.2 times cover.
- 6 employees on average, up from 0 the year before.
- Balance sheets on record for 9 years, 2017 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 29 Oct 2025 | £51K | £23K | £110K | 6 | |
| 29 Oct 2024 | £718K | £2.1M | £1.5M | 0 | |
| 30 Oct 2023 | £739K | £2M | £1.4M | 0 | |
| 31 Oct 2022 | £798K | £1.2M | £2.6M | £1.9M | 0 |
| 31 Oct 2021 | £2,533 | £10K | £1,854 | 0 | |
| 31 Oct 2020 | £689 | £1,080 | £1,769 | 0 | |
| 31 Oct 2019 | £124 | £895 | £771 | 0 | |
| 31 Oct 2018 | £1,761 | £3,687 | £1,926 | ||
| 31 Oct 2017 | £75K | £112K | £36K |
Where Primegrade Limited is registered
The registered office is in Slough (SL3), in the Slough local authority area, South East. Show SL3 7BH on a map.
Other trade companies in SL3
- Tac Design & Build LtdFinishing trades
- G&S Formwork LtdBuilders
- Klenzo LtdCleaning companies
- West London Crown Construction LtdBuilders
- Dahlia Investment Group LimitedProperty developers
- Ekon Electrics LtdElectricians
- R&G Maintenance LtdCleaning companies
- Cornerstone Homes & Estates LtdProperty developers
What happens if Primegrade 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 29 July 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 30 Jul 2027 to 29 Aug 2027 | £150 |
| 1 to 3 months late | 30 Aug 2027 to 29 Oct 2027 | £375 |
| 3 to 6 months late | 30 Oct 2027 to 29 Jan 2028 | £750 |
| More than 6 months late | From 30 Jan 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 30 Oct 2027 | £200 |
| 3 months late | 29 Jan 2028 | another £200 |
| 6 months late | 29 Apr 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 29 Oct 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
- 10418421
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 10 October 2016 (10 years ago)
- Registered office
- 40 Lynwood Avenue, Slough, Berkshire, SL3 7BH
- Nature of business
- Development of building projects (SIC 41100)
Buying and selling of own real estate (SIC 68100)
Other letting and operating of own or leased real estate (SIC 68209)
Management of real estate on a fee or contract basis (SIC 68320) - Year end
- 29 October (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 29 October 2025
- Last confirmation statement
- 8 May 2026
Filing notes for property development companies
Many property development companies are single-project vehicles. Stock of land and buildings sits on the balance sheet as work in progress until sale, and a company that has finished its project may become dormant rather than close.
Similar companies in Slough
Other active property development companies registered in Slough.
- Pro Architectural Ltd2015
- Pro Fire Solutions Ltd2021
- Property 00001 Limited2023
- Pryme Consultants Ltd2020
- PWR Building Contractors Ltd2026
- Qatuk International Ltd2026
- R A Properties Group Ltd2021
- R&D House Renovations Limited2026
All property development companies in Slough · All trades in Slough · Property developers across the UK
Frequently asked questions
When are Primegrade Limited's accounts due?
Primegrade Limited's next accounts are due at Companies House by 29 July 2027 (in 289 days), covering the period to 29 October 2026.
When is Primegrade Limited's CT600 due?
The CT600 for the period to 29 October 2026 is due at HMRC by 29 October 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 30 July 2027.
Is Primegrade Limited still trading?
Primegrade 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 Primegrade Limited do?
Primegrade Limited is registered under Development of building projects (SIC 41100); Buying and selling of own real estate (SIC 68100); Other letting and operating of own or leased real estate (SIC 68209); Management of real estate on a fee or contract basis (SIC 68320).
How old is Primegrade Limited?
Primegrade Limited was incorporated on 10 October 2016, 10 years ago.
What is the penalty if Primegrade 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 Primegrade 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.