- Companies
- Plumbers and heating engineers
- Oxford
- Olma Services Ltd
Olma Services Ltd
- Company number
- 15990470
- Incorporated
- 1 Oct 20242 years trading
- Registered office
- 12 Sunnyside, Oxford, OX4 2NW
- Nature of business
- Plumbing, heat and air-conditioning installation; Other construction installation; Freight transport by road; Other transportation support activities
Olma Services Ltd is a 2-year-old private limited company registered in Oxford, company number 15990470, one of 62 plumbing and heating companies in Oxford. Its next accounts are due at Companies House on 31 July 2027, and the CT600 for the period to 31 October 2026 is due at HMRC on 31 October 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 Olma Services 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 October 2025, as filed at Companies House.
Where Olma Services Ltd is registered
The registered office is in Oxford (OX4), in the Oxford local authority area, South East. Show OX4 2NW on a map.
Other trade companies in OX4
- Mettlespoke LtdCleaning companies
- Madilee Clean LimitedCleaning companies
- BPR Drone Tech LtdRepair services
- SB Heating and Plumbing LtdPlumbers and heating engineers
- Nevada Air Conditioning & Refrigeration LtdMachinery repair and installation
- Whitehouse Maintenance LtdBuilders
- Vivid Cleaning Service LtdCleaning companies
- Oxford Move Out Specialists LtdCleaning companies
What happens if Olma Services 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 July 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Aug 2027 to 31 Aug 2027 | £150 |
| 1 to 3 months late | 1 Sep 2027 to 31 Oct 2027 | £375 |
| 3 to 6 months late | 1 Nov 2027 to 31 Jan 2028 | £750 |
| More than 6 months late | From 1 Feb 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Nov 2027 | £200 |
| 3 months late | 31 Jan 2028 | another £200 |
| 6 months late | 30 Apr 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Oct 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
- 15990470
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 1 October 2024 (2 years ago)
- Registered office
- 12 Sunnyside, Oxford, OX4 2NW
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
Other construction installation (SIC 43290)
Freight transport by road (SIC 49410)
Other transportation support activities (SIC 52290) - Year end
- 31 October (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 October 2025
- Last confirmation statement
- 30 September 2025
Filing notes for plumbing and heating companies
Plumbing and heating companies frequently work under CIS for main contractors and also directly for homeowners, so turnover can mix CIS and non-CIS income.
Similar companies in Oxford
Other active plumbing and heating companies registered in Oxford.
- Oxford HVAC Limited2026
- Oxford Mechanical Services Limited2005
- Oxford Renew Tech Heating Limited2023
- Oxheat Service Ltd2023
- Oxon Plumbing Limited2025
- Oxtech Facilities Ltd2020
- PH Heating and Plumbing Ltd2009
- Plumbing Innovations Ltd2026
All plumbing and heating companies in Oxford · All trades in Oxford · Plumbers and heating engineers across the UK
Frequently asked questions
When are Olma Services Ltd's accounts due?
Olma Services Ltd's next accounts are due at Companies House by 31 July 2027 (in 292 days), covering the period to 31 October 2026.
When is Olma Services Ltd's CT600 due?
The CT600 for the period to 31 October 2026 is due at HMRC by 31 October 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 August 2027.
Is Olma Services Ltd still trading?
Olma Services 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 Olma Services Ltd do?
Olma Services Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220); Other construction installation (SIC 43290); Freight transport by road (SIC 49410); Other transportation support activities (SIC 52290).
How old is Olma Services Ltd?
Olma Services Ltd was incorporated on 1 October 2024, 2 years ago.
What is the penalty if Olma Services 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 Olma Services 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.