- Companies
- Specialist contractors
- Harlow
- MB Membranes Limited
MB Membranes Limited
- Company number
- 09885933
- Incorporated
- 24 Nov 201510 years trading
- Registered office
- Unit 2 the Fairway, The Fairway, Harlow, CM18 6LY
- Nature of business
- Other specialised construction activities n.e.c.
MB Membranes Limited is a 10-year-old private limited company registered in Harlow, company number 09885933, one of 116 specialist construction companies in Harlow. Its next accounts are due at Companies House on 31 August 2027, and the CT600 for the period to 30 November 2026 is due at HMRC on 30 November 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 £104K (+20.1%) on the year before, to £622K.
- Net assets rose in 6 of 9 year-on-year comparisons on record.
- Current assets of £953K against £499K owed within a year: 1.9 times cover.
- 25 employees on average during the year.
- 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 |
|---|---|---|---|---|---|
| 30 Nov 2025 | £622K | £363K | £953K | £499K | 25 |
| 30 Nov 2024 | £518K | £36K | £811K | £471K | 25 |
| 30 Nov 2023 | £485K | £190K | £766K | £409K | 21 |
| 30 Nov 2022 | £270K | £65K | £629K | £319K | 21 |
| 30 Nov 2021 | £137K | £75K | £259K | £124K | 21 |
| 30 Nov 2020 | £115K | 0 | |||
| 30 Nov 2019 | £13K | £87K | £189K | £178K | 0 |
| 30 Nov 2018 | £34K | £65K | £156K | £128K | |
| 30 Nov 2017 | £34K | £33K | £144K | £90K | |
| 30 Nov 2016 | £41K | £19K | £101K | £44K |
Where MB Membranes Limited is registered
The registered office is in Harlow (CM18), in the Harlow local authority area, East of England. Show CM18 6LY on a map.
Other trade companies in CM18
- Ejc Lofts LtdBuilders
- The Kinsmann Group LimitedFacilities management
- E.F Maintenance LtdElectricians
- Fellas Construction LtdBuilders
- 5Wheels Recovery LtdMechanics and garages
- Troy Select Motors LtdMotor traders
- Attwell Roofing and Construction LtdRoofers
- All About Roofing and Building LtdRoofers
What happens if MB Membranes 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 August 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Sep 2027 to 30 Sep 2027 | £150 |
| 1 to 3 months late | 1 Oct 2027 to 30 Nov 2027 | £375 |
| 3 to 6 months late | 1 Dec 2027 to 29 Feb 2028 | £750 |
| More than 6 months late | From 1 Mar 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Dec 2027 | £200 |
| 3 months late | 29 Feb 2028 | another £200 |
| 6 months late | 30 May 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Nov 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
- 09885933
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 24 November 2015 (10 years ago)
- Registered office
- Unit 2 the Fairway, The Fairway, Harlow, CM18 6LY
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 30 November (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 November 2025
- Last confirmation statement
- 26 April 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 Harlow
Other active specialist construction companies registered in Harlow.
- Mena London Ltd2026
- Metwin Limited1958
- Mihaloiu Slip Form Ltd2015
- MJS Paving Limited2009
- MK Drywall Ltd2019
- ML Interiors Ltd2013
- MRH Construction Services Ltd2020
- Mva Conssolution Ltd2021
All specialist construction companies in Harlow · All trades in Harlow · Specialist contractors across the UK
Frequently asked questions
When are MB Membranes Limited's accounts due?
MB Membranes Limited's next accounts are due at Companies House by 31 August 2027 (in 322 days), covering the period to 30 November 2026.
When is MB Membranes Limited's CT600 due?
The CT600 for the period to 30 November 2026 is due at HMRC by 30 November 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 September 2027.
Is MB Membranes Limited still trading?
MB Membranes 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 MB Membranes Limited do?
MB Membranes Limited is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is MB Membranes Limited?
MB Membranes Limited was incorporated on 24 November 2015, 10 years ago.
What is the penalty if MB Membranes 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 MB Membranes 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.