- Companies
- Builders
- Darlington
- Allan Oliver Reinforcing Limited
Allan Oliver Reinforcing Limited
- Company number
- 03734562
- Incorporated
- 17 Mar 199927 years trading
- Registered office
- 43 Coniscliffe Road, Darlington, County Durham, DL3 7EH
- Nature of business
- Construction of commercial buildings
Allan Oliver Reinforcing Limited is a 27-year-old private limited company registered in Darlington, company number 03734562, one of 54 building contractors in Darlington. Its next accounts are due at Companies House on 31 January 2028, and the CT600 for the period to 30 April 2027 is due at HMRC on 30 April 2028.
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 £17K (+5.5%) on the year before, to £329K.
- Net assets rose in 8 of 9 year-on-year comparisons on record.
- Current assets of £459K against £148K owed within a year: 3.1 times cover.
- 12 employees on average, down from 13 the year before.
- Balance sheets on record for 10 years, 2017 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Apr 2026 | £329K | £205K | £459K | £148K | 12 |
| 30 Apr 2025 | £312K | £199K | £408K | £116K | 13 |
| 30 Apr 2024 | £311K | £201K | £379K | £96K | 18 |
| 30 Apr 2023 | £295K | £169K | £336K | £78K | 15 |
| 30 Apr 2022 | £263K | £139K | £313K | £62K | 20 |
| 30 Apr 2021 | £263K | £137K | £347K | £99K | 24 |
| 30 Apr 2020 | £262K | £262K | £411K | £159K | 22 |
| 30 Apr 2019 | £270K | £124K | £379K | £122K | 19 |
| 30 Apr 2018 | £262K | £120K | £328K | £85K | 19 |
| 30 Apr 2017 | £261K | £246K | £403K | £166K | 24 |
Where Allan Oliver Reinforcing Limited is registered
The registered office is in Darlington (DL3), in the Darlington local authority area, North East. Show DL3 7EH on a map.
Other trade companies in DL3
- Shine With Helen LtdCleaning companies
- RJB Consultants LtdInstallers
- Garry's Car Valeting LtdCleaning companies
- Go Elite Cleaning Services LtdCleaning companies
- BGP Property LtdProperty developers
- Frontier Energy Services LtdPlumbers and heating engineers
- Andrew Morgan Joinery LtdJoiners and carpenters
- Aburns Engineering LtdBuilders
Shared registered office
32 companies on our pages use this registered office address. An address shared this widely is usually an accountant's office or a company formation agent's service address, not where the business trades from.
What happens if Allan Oliver Reinforcing 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 January 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Feb 2028 to 29 Feb 2028 | £150 |
| 1 to 3 months late | 1 Mar 2028 to 30 Apr 2028 | £375 |
| 3 to 6 months late | 1 May 2028 to 31 Jul 2028 | £750 |
| More than 6 months late | From 1 Aug 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 May 2028 | £200 |
| 3 months late | 30 Jul 2028 | another £200 |
| 6 months late | 30 Oct 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Apr 2029 | 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
- 03734562
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 17 March 1999 (27 years ago)
- Registered office
- 43 Coniscliffe Road, Darlington, County Durham, DL3 7EH
- Nature of business
- Construction of commercial buildings (SIC 41201)
- Year end
- 30 April (accounting reference date)
- Accounts type
- Unaudited abridged
- Last accounts made up to
- 30 April 2026
- Last confirmation statement
- 17 March 2026
Filing notes for building contractors
Building companies often run the Construction Industry Scheme as a contractor, a subcontractor or both. CIS deductions suffered during the year are set against the PAYE bill, and any unrecovered balance at the year end matters when the accounts are drawn up.
Similar companies in Darlington
Other active building contractors registered in Darlington.
- Amira Construction Ltd2025
- Arnco Building Services Ltd2025
- Arpent Limited2024
- Bat Home Improvement Ltd2026
- Bat Home Improvement Services Ltd2026
- Blackburn Marshall Construction (Ne) Limited2011
- Blackwell Investments (Ne) Ltd.2013
- Brass Holdings Ltd2023
All building contractors in Darlington · All trades in Darlington · Builders across the UK
Frequently asked questions
When are Allan Oliver Reinforcing Limited's accounts due?
Allan Oliver Reinforcing Limited's next accounts are due at Companies House by 31 January 2028 (in 475 days), covering the period to 30 April 2027.
When is Allan Oliver Reinforcing Limited's CT600 due?
The CT600 for the period to 30 April 2027 is due at HMRC by 30 April 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 February 2028.
Is Allan Oliver Reinforcing Limited still trading?
Allan Oliver Reinforcing 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 Allan Oliver Reinforcing Limited do?
Allan Oliver Reinforcing Limited is registered under Construction of commercial buildings (SIC 41201).
How old is Allan Oliver Reinforcing Limited?
Allan Oliver Reinforcing Limited was incorporated on 17 March 1999, 27 years ago.
What is the penalty if Allan Oliver Reinforcing 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 Allan Oliver Reinforcing 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.