- Companies
- Specialist contractors
- Neath
- Cyris Plant Operations Ltd
Cyris Plant Operations Ltd
- Company number
- 15197495
- Incorporated
- 9 Oct 20233 years trading
- Registered office
- 1 Avon Street, Glynneath, Neath, SA11 5EY
- Nature of business
- Other specialised construction activities n.e.c.
Cyris Plant Operations Ltd is a 3-year-old private limited company registered in Neath, company number 15197495, one of 31 specialist construction companies in Neath. 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.
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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 down £428 (-1.5%) on the year before, to £28K.
- Current assets of £2,206 against £2,647 owed within a year: 0.8 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 3 years, 2023 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Oct 2025 | £28K | £2,206 | £2,647 | 1 | |
| 31 Oct 2024 | £28K | £560 | £573 | 1 | |
| 31 Oct 2023 | £0 | £0 | £0 | 0 |
Where Cyris Plant Operations Ltd is registered
The registered office is in Neath (SA11), in the Neath Port Talbot local authority area, Wales. Show SA11 5EY on a map.
Other trade companies in SA11
- A to Z Roofing & Property Maintenance LtdInstallers
- Kalies LtdProperty developers
- Tawe Capital LtdMotor traders
- Alewisindustrial LtdCleaning companies
- MJR Contracting LtdSpecialist contractors
- Joshjones Industrial LtdCleaning companies
- Phillips Roofing & Son LtdRoofers
- D&D Property Developments LimitedProperty developers
Also registered at this address
1 other company uses the same registered office as Cyris Plant Operations Ltd.
- PMC Services (Wales & West) LimitedFinishing trades
What happens if Cyris Plant Operations 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
- 15197495
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 9 October 2023 (3 years ago)
- Registered office
- 1 Avon Street, Glynneath, Neath, SA11 5EY
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 31 October (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 October 2025
- Last confirmation statement
- 6 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 Neath
Other active specialist construction companies registered in Neath.
- Derwen Aggregates Ltd1995
- Dlis Limited2019
- Elias Carpentry Limited2019
- Exemplar Brickwork Ltd2026
- Golding QS Services Limited2017
- Ibm Brickwork Ltd2020
- J V Formwork Ltd2026
- J. D. C. Developments Ltd.1999
All specialist construction companies in Neath · All trades in Neath · Specialist contractors across the UK
Frequently asked questions
When are Cyris Plant Operations Ltd's accounts due?
Cyris Plant Operations Ltd's next accounts are due at Companies House by 31 July 2027 (in 291 days), covering the period to 31 October 2026.
When is Cyris Plant Operations 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 Cyris Plant Operations Ltd still trading?
Cyris Plant Operations 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 Cyris Plant Operations Ltd do?
Cyris Plant Operations Ltd is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is Cyris Plant Operations Ltd?
Cyris Plant Operations Ltd was incorporated on 9 October 2023, 3 years ago.
What is the penalty if Cyris Plant Operations 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 Cyris Plant Operations 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.