- Companies
- Property developers
- Bromley
- Mortimer Development Group Limited
Mortimer Development Group Limited
- Company number
- 16135349
- Incorporated
- 13 Dec 20241 year trading
- Registered office
- 8 Weald Close, Bromley, BR2 8PD
- Nature of business
- Development of building projects
Mortimer Development Group Limited is a 1-year-old private limited company registered in Bromley, company number 16135349, one of 165 property development companies in Bromley. Its next accounts are due at Companies House on 30 September 2027, and the CT600 for the period to 31 December 2026 is due at HMRC on 31 December 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Financial snapshot, 2025
From the balance sheet at 31 December 2025, as filed at Companies House. Negative net assets mean the company owed more than it owned at that date.
Where Mortimer Development Group Limited is registered
The registered office is in Bromley (BR2), in the Bromley local authority area, London. Show BR2 8PD on a map.
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Also registered at this address
22 other companies use the same registered office as Mortimer Development Group Limited.
- Aj Design & Development LtdBuilders
- Arg Construction Projects LtdBuilders
- Arnold Foster Construction LimitedBuilders
- Baisu LimitedPlumbers and heating engineers
- Bel Facilities Management Services LimitedElectricians
- Blackridge Roofing LtdRoofers
- Build Force Talent LtdPlasterers
- CJ Plumbing & Build LimitedPlumbers and heating engineers
- D&F Developments LtdBuilders
- F & A Developments LimitedProperty developers
- F A & M Developments LimitedProperty developers
- Fost & Co LimitedSpecialist contractors
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- KB Professional LtdCleaning companies
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- Oj Plumbing & Heating Services LimitedPlumbers and heating engineers
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- SS Edge LtdCleaning companies
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What happens if Mortimer Development Group 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 September 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Oct 2027 to 31 Oct 2027 | £150 |
| 1 to 3 months late | 1 Nov 2027 to 31 Dec 2027 | £375 |
| 3 to 6 months late | 1 Jan 2028 to 31 Mar 2028 | £750 |
| More than 6 months late | From 1 Apr 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jan 2028 | £200 |
| 3 months late | 31 Mar 2028 | another £200 |
| 6 months late | 30 Jun 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Dec 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
- 16135349
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 13 December 2024 (1 year ago)
- Registered office
- 8 Weald Close, Bromley, BR2 8PD
- Nature of business
- Development of building projects (SIC 41100)
- Year end
- 31 December (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 December 2025
- Last confirmation statement
- 28 November 2025
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 Bromley
Other active property development companies registered in Bromley.
- Moss Homes (UK) Limited2014
- Nightingale Quarter Apart-Hotel Limited2012
- Norlux Properties Ltd2024
- Oakways Consult Limited2017
- Orchard House (Bickley) Developments Ltd2019
- Out the Box Development Limited2022
- Outright 11 Limited2022
- Palace Construction Ltd2015
All property development companies in Bromley · All trades in Bromley · Property developers across the UK
Frequently asked questions
When are Mortimer Development Group Limited's accounts due?
Mortimer Development Group Limited's next accounts are due at Companies House by 30 September 2027 (in 353 days), covering the period to 31 December 2026.
When is Mortimer Development Group Limited's CT600 due?
The CT600 for the period to 31 December 2026 is due at HMRC by 31 December 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 October 2027.
Is Mortimer Development Group Limited still trading?
Mortimer Development Group 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 Mortimer Development Group Limited do?
Mortimer Development Group Limited is registered under Development of building projects (SIC 41100).
How old is Mortimer Development Group Limited?
Mortimer Development Group Limited was incorporated on 13 December 2024, 1 year ago.
What is the penalty if Mortimer Development Group 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 Mortimer Development Group 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.