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- So Solid Construction Limited
Company profile · Specialist contractors
So Solid Construction Limited
So Solid Construction Limited is a 2-year-old private limited company registered in Milton Keynes, company number 15406298, one of 171 specialist construction companies in Milton Keynes. Its next accounts are due at Companies House on 31 October 2027, and the CT600 for the period to 31 January 2027 is due at HMRC on 31 January 2028.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Financial snapshot, 2026
From the balance sheet at 31 January 2026, as filed at Companies House.
So Solid Construction Limited over the years
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 £7,103 (-30.7%) on the year before, to £16K.
- Current assets of £4,849 against £1,398 owed within a year: 3.5 times cover.
- 3 employees on average, up from 0 the year before.
- Balance sheets on record for 2 years, 2025 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jan 2026 | £16K | £4,849 | £1,398 | 3 | |
| 31 Jan 2025 | £23K | £3,725 | £3,445 | 0 |
Where So Solid Construction Limited is registered
The registered office is in Milton Keynes (MK6), in the Milton Keynes local authority area, South East. Show MK6 4JH on a map.
Other trade companies in MK6
- Kayasth LtdBuilders
- Radcliffe Motor Group LimitedMotor traders
- Ssrai Ventures LtdMachinery repair and installation
- Daves Prime Construction LtdProperty developers
- Dayspring Property Services LtdPainters and decorators
- Jay's Plumbing and Heating Services LtdPlumbers and heating engineers
- PCN Drylining LimitedBuilders
- GPHR Heating Services LtdPlumbers and heating engineers
Also registered at this address
8 other companies use the same registered office as So Solid Construction Limited.
- BBSS Construction LimitedBuilders
- Brothers Auto Repair LtdMechanics and garages
- Comfort Solutions LimitedMechanics and garages
- Ferren LtdFinishing trades
- Radiance Eco LtdSpecialist contractors
- Sadedi Traders LimitedMotor traders
- Starline Traders & Contractors LtdSpecialist contractors
- Usg Motors LtdMotor traders
What happens if So Solid Construction 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 October 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Nov 2027 to 30 Nov 2027 | £150 |
| 1 to 3 months late | 1 Dec 2027 to 31 Jan 2028 | £375 |
| 3 to 6 months late | 1 Feb 2028 to 30 Apr 2028 | £750 |
| More than 6 months late | From 1 May 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Feb 2028 | £200 |
| 3 months late | 30 Apr 2028 | another £200 |
| 6 months late | 31 Jul 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jan 2029 | 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
- 15406298
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 11 January 2024 (2 years ago)
- Registered office
- Unit 9 the Farthing Enterprise Centre 39 Farthing Grove, Netherfield, Milton Keynes, MK6 4JH
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 31 January (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 January 2026
- Last confirmation statement
- 27 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 Milton Keynes
Other active specialist construction companies registered in Milton Keynes.
- Solar Partner Limited2016
- Sopit Construction Ltd2026
- Southern Render Supplies Limited2020
- Space Efficient Interiors Limited1999
- Starline Traders & Contractors Ltd2023
- STCK Holdings Limited2022
- Sustainable Solutions Construction Ltd2018
- SVS Plant Ltd2018
All specialist construction companies in Milton Keynes · All trades in Milton Keynes · Specialist contractors across the UK
Frequently asked questions
When are So Solid Construction Limited's accounts due?
So Solid Construction Limited's next accounts are due at Companies House by 31 October 2027 (in 384 days), covering the period to 31 January 2027.
When is So Solid Construction Limited's CT600 due?
The CT600 for the period to 31 January 2027 is due at HMRC by 31 January 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 November 2027.
Is So Solid Construction Limited still trading?
So Solid Construction 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 So Solid Construction Limited do?
So Solid Construction Limited is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is So Solid Construction Limited?
So Solid Construction Limited was incorporated on 11 January 2024, 2 years ago.
What is the penalty if So Solid Construction 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 So Solid Construction 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.