- Companies
- Specialist contractors
- Sheffield
- Firecore Systems Ltd
Firecore Systems Ltd
- Company number
- 17078575
- Incorporated
- 9 Mar 2026
- Registered office
- 19-29 York Street, Sheffield, S1 2ER
- Nature of business
- Other specialised construction activities n.e.c.
Firecore Systems Ltd is a newly incorporated private limited company registered in Sheffield, company number 17078575, one of 267 specialist construction companies in Sheffield. Its next accounts are due at Companies House on 9 December 2027, and its first CT600 is due at HMRC on 8 March 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.
Is this your company?
File the first 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 Firecore Systems 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.
Where Firecore Systems Ltd is registered
The registered office is in Sheffield (S1), in the Sheffield local authority area, Yorkshire and The Humber. Show S1 2ER on a map.
Other trade companies in S1
- Ak Parts Wholesale LtdMotor traders
- SKGS Renovation LtdBuilders
- Propwarm LtdInstallers
- Pro Clean and Upkeep Services LtdCleaning companies
- Ecograder LtdPlumbers and heating engineers
- Nanoconservation LtdSpecialist contractors
- Kinvic Cleaning LtdCleaning companies
- Wilheat Underfloor LtdPlumbers and heating engineers
Also registered at this address
4 other companies use the same registered office as Firecore Systems Ltd.
- Catherall Construction LimitedProperty developers
- Catherall Developments LtdSpecialist contractors
- Catherall Homes LimitedProperty developers
- Catherall Properties LtdProperty developers
What happens if Firecore Systems 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 9 December 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 10 Dec 2027 to 9 Jan 2028 | £150 |
| 1 to 3 months late | 10 Jan 2028 to 9 Mar 2028 | £375 |
| 3 to 6 months late | 10 Mar 2028 to 9 Jun 2028 | £750 |
| More than 6 months late | From 10 Jun 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2028 | £200 |
| 3 months late | 30 Jun 2028 | another £200 |
| 6 months late | 30 Sep 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- 17078575
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 9 March 2026
- Registered office
- 19-29 York Street, Sheffield, S1 2ER
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 31 March (accounting reference date)
- Accounts type
- No accounts filed yet
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 Sheffield
Other active specialist construction companies registered in Sheffield.
- FK Building Services Limited2007
- Flow Infrastructure Advisory Limited2026
- Fourways Traffic Management Ltd2021
- G L Walker Services Limited2013
- G P Fire Protection Limited2006
- G Sellars Brickwork Ltd2023
- G&M Jones Construction Services Ltd2014
- Gahl Holdings Limited2018
All specialist construction companies in Sheffield · All trades in Sheffield · Specialist contractors across the UK
Frequently asked questions
When are Firecore Systems Ltd's accounts due?
Firecore Systems Ltd's next accounts are due at Companies House by 9 December 2027 (in 423 days), covering the period to 31 March 2027.
When is Firecore Systems 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 8 March 2027, due by 8 March 2028, and one for the period to 31 March 2027, due by 31 March 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is Firecore Systems Ltd still trading?
Firecore Systems 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 Firecore Systems Ltd do?
Firecore Systems Ltd is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is Firecore Systems Ltd?
Firecore Systems Ltd was incorporated on 9 March 2026, less than a year ago.
What is the penalty if Firecore Systems 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 Firecore Systems 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.