- Companies
- Builders
- Newcastle upon Tyne
- Sib & Co Services Ltd
Sib & Co Services Ltd
- Company number
- 17156676
- Incorporated
- 14 Apr 2026
- Registered office
- 21 Brecon Close, Newcastle upon Tyne, NE5 4TD
- Nature of business
- Construction of commercial buildings
Sib & Co Services Ltd is a newly incorporated private limited company registered in Newcastle upon Tyne, company number 17156676, one of 238 building contractors in Newcastle upon Tyne. Its next accounts are due at Companies House on 14 January 2028, and its first CT600 is due at HMRC on 13 April 2028.
Key dates
This company has not filed accounts yet. First accounts are due 21 months after incorporation, and the first period can run longer than a year.
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Where Sib & Co Services Ltd is registered
The registered office is in Newcastle upon Tyne (NE5), in the Newcastle upon Tyne local authority area, North East. Show NE5 4TD on a map.
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What happens if Sib & Co 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 14 January 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 15 Jan 2028 to 14 Feb 2028 | £150 |
| 1 to 3 months late | 15 Feb 2028 to 14 Apr 2028 | £375 |
| 3 to 6 months late | 15 Apr 2028 to 14 Jul 2028 | £750 |
| More than 6 months late | From 15 Jul 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
- 17156676
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 14 April 2026
- Registered office
- 21 Brecon Close, Newcastle upon Tyne, NE5 4TD
- Nature of business
- Construction of commercial buildings (SIC 41201)
- Year end
- 30 April (accounting reference date)
- Accounts type
- No accounts filed yet
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 Newcastle upon Tyne
Other active building contractors registered in Newcastle upon Tyne.
- Signal Construction Limited2024
- Singleton Wind Ltd2026
- SK Gas Heating and Plumbing Limited2024
- Slade Roofing Contractors Limited1998
- SLM Brickwork Ne Ltd2026
- Spartan Maintenance Limited2025
- Specialist Ceilings & Partitions Limited2025
- SR Ways Builders Ltd2025
All building contractors in Newcastle upon Tyne · All trades in Newcastle upon Tyne · Builders across the UK
Frequently asked questions
When are Sib & Co Services Ltd's accounts due?
Sib & Co Services Ltd's next accounts are due at Companies House by 14 January 2028 (in 458 days), covering the period to 30 April 2027.
When is Sib & Co Services Ltd's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 13 April 2027, due by 13 April 2028, and one for the period to 30 April 2027, due by 30 April 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is Sib & Co Services Ltd still trading?
Sib & Co 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 Sib & Co Services Ltd do?
Sib & Co Services Ltd is registered under Construction of commercial buildings (SIC 41201).
How old is Sib & Co Services Ltd?
Sib & Co Services Ltd was incorporated on 14 April 2026, less than a year ago.
What is the penalty if Sib & Co 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 Sib & Co 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.