- Companies
- Specialist contractors
- Milton Keynes
- Space Efficient Interiors Limited
Space Efficient Interiors Limited
- Company number
- 03728867
- Incorporated
- 9 Mar 199927 years trading
- Registered office
- Whitsundoles Farm Broughton Road, Salford, Milton Keynes, MK17 8BU
- Nature of business
- Other specialised construction activities n.e.c.
Space Efficient Interiors Limited is a 27-year-old private limited company registered in Milton Keynes, company number 03728867, one of 171 specialist construction companies in Milton Keynes. Its next accounts are due at Companies House on 30 December 2026, and the CT600 for the period to 30 March 2026 is due at HMRC on 30 March 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 £113K (+156.9%) on the year before, to £186K.
- Net assets rose in 5 of 9 year-on-year comparisons on record.
- Current assets of £512K against £346K owed within a year: 1.5 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 | £186K | £512K | £346K | 0 | |
| 31 Mar 2024 | £72K | £204K | £181K | 3 | |
| 31 Mar 2023 | £44K | £192K | £171K | 3 | |
| 30 Mar 2022 | £89K | £329K | £221K | 0 | |
| 31 Mar 2021 | £21K | £72K | £245K | £195K | 2 |
| 31 Mar 2020 | £4,409 | £49K | £117K | £101K | 2 |
| 31 Mar 2019 | £12K | £25K | £135K | £101K | 2 |
| 31 Mar 2018 | -£8,673 | £41K | £131K | £101K | 1 |
| 31 Mar 2017 | £7,923 | £21K | £91K | £79K | 1 |
| 31 Mar 2016 | £18K | £44K | £128K | £102K |
Where Space Efficient Interiors Limited is registered
The registered office is in Milton Keynes (MK17), in the Central Bedfordshire local authority area, East of England. Show MK17 8BU on a map.
Other trade companies in MK17
- Motormartmk LtdMotor traders
- Maxs Rigging Hire LtdScaffolders
- Primedevelopmentsmk LtdProperty developers
- Crestmark Developments LimitedProperty developers
- Everdrive Services LtdMechanics and garages
- Everdrive Repairs LtdMechanics and garages
- Barrett Plumbing & Climate LtdPlumbers and heating engineers
- T & T Plumbers LtdProperty developers
Also registered at this address
1 other company uses the same registered office as Space Efficient Interiors Limited.
- GC Property Refurbishing LtdProperty developers
What happens if Space Efficient Interiors 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 30 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 31 Dec 2026 to 30 Jan 2027 | £150 |
| 1 to 3 months late | 31 Jan 2027 to 30 Mar 2027 | £375 |
| 3 to 6 months late | 31 Mar 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 | 31 Mar 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 | 30 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
- 03728867
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 9 March 1999 (27 years ago)
- Registered office
- Whitsundoles Farm Broughton Road, Salford, Milton Keynes, MK17 8BU
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 30 March (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 2 March 2026
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.
- Starline Traders & Contractors Ltd2023
- STCK Holdings Limited2022
- Sustainable Solutions Construction Ltd2018
- SVS Plant Ltd2018
- Swiftpower Maintenance Ltd2021
- Thames United Verifications and Inspections Ltd2023
- The Chimney Specialist Limited2008
- Thomas Betts & Co Ltd2001
All specialist construction companies in Milton Keynes · All trades in Milton Keynes · Specialist contractors across the UK
Frequently asked questions
When are Space Efficient Interiors Limited's accounts due?
Space Efficient Interiors Limited's next accounts are due at Companies House by 30 December 2026 (in 79 days), covering the period to 30 March 2026.
When is Space Efficient Interiors Limited's CT600 due?
The CT600 for the period to 30 March 2026 is due at HMRC by 30 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 31 December 2026.
Is Space Efficient Interiors Limited still trading?
Space Efficient Interiors 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 Space Efficient Interiors Limited do?
Space Efficient Interiors Limited is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is Space Efficient Interiors Limited?
Space Efficient Interiors Limited was incorporated on 9 March 1999, 27 years ago.
What is the penalty if Space Efficient Interiors 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 Space Efficient Interiors 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.