- Companies
- Specialist contractors
- Olney
- Coomber Consultancy Ltd
Coomber Consultancy Ltd
- Company number
- 15404319
- Incorporated
- 10 Jan 20242 years trading
- Registered office
- 48 Weston Road, Olney, Buckinghamshire, MK46 5AL
- Nature of business
- Other specialised construction activities n.e.c.
Coomber Consultancy Ltd is a 2-year-old private limited company registered in Olney, company number 15404319, one of 6 specialist construction companies in Olney. Its next accounts are due at Companies House on 31 October 2026, and the CT600 for the period to 31 January 2026 is due at HMRC on 31 January 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
Is this your company?
File the accounts to Companies House and the CT600 to HMRC yourself with A.X.E.L Filing. One set of questions, both filings, £49 flat. No accountant, no subscription.
File for Coomber Consultancy LtdOr get a reminder before each deadline
Free. We email you 60, 30, 14, 7 and 1 days before the accounts, CT600 and confirmation statement are due. Unsubscribe in one click.
Financial snapshot, 2025
From the balance sheet at 31 January 2025, as filed at Companies House. Negative net assets mean the company owed more than it owned at that date.
Where Coomber Consultancy Ltd is registered
The registered office is in Olney (MK46), in the Milton Keynes local authority area, South East. Show MK46 5AL on a map.
Other trade companies in MK46
- Less Grid LtdElectricians
- Bezalel Cornerstone Construction LtdProperty developers
- Steve Truck & Bus LtdMechanics and garages
- Reynolds Property Renovations LtdProperty developers
- Vextratek Engineering LtdMechanics and garages
- Complete Roofing Repairs LtdProperty developers
- Hayden Services LtdPlumbers and heating engineers
- Doughty Works LtdMechanics and garages
What happens if Coomber Consultancy Ltd 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 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Nov 2026 to 30 Nov 2026 | £150 |
| 1 to 3 months late | 1 Dec 2026 to 31 Jan 2027 | £375 |
| 3 to 6 months late | 1 Feb 2027 to 30 Apr 2027 | £750 |
| More than 6 months late | From 1 May 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Feb 2027 | £200 |
| 3 months late | 30 Apr 2027 | another £200 |
| 6 months late | 31 Jul 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jan 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
- 15404319
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 10 January 2024 (2 years ago)
- Registered office
- 48 Weston Road, Olney, Buckinghamshire, MK46 5AL
- 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 2025
- Last confirmation statement
- 9 January 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 Olney
Other active specialist construction companies registered in Olney.
- Kevin Smith Carpentry & Joinery Limited2015
- Zeno Construction Limited2022
- Zeno Facades Ltd2025
- Abbeymill Homes Limited1991
- Conservation Leadwork Limited2008
All specialist construction companies in Olney · All trades in Olney · Specialist contractors across the UK
Frequently asked questions
When are Coomber Consultancy Ltd's accounts due?
Coomber Consultancy Ltd's next accounts are due at Companies House by 31 October 2026 (in 18 days), covering the period to 31 January 2026.
When is Coomber Consultancy Ltd's CT600 due?
The CT600 for the period to 31 January 2026 is due at HMRC by 31 January 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 November 2026.
Is Coomber Consultancy Ltd still trading?
Coomber Consultancy Ltd 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 Coomber Consultancy Ltd do?
Coomber Consultancy Ltd is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is Coomber Consultancy Ltd?
Coomber Consultancy Ltd was incorporated on 10 January 2024, 2 years ago.
What is the penalty if Coomber Consultancy Ltd 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 Coomber Consultancy Ltd 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.