- Companies
- Cleaning companies
- Dartford
- Isg Specialist Services Ltd
Isg Specialist Services Ltd
- Company number
- 16663072
- Incorporated
- 20 Aug 20251 year trading
- Registered office
- 321, Regus Victory Way, Crossways Business Park, Dartford, DA2 6QD
- Nature of business
- Specialised cleaning services
Isg Specialist Services Ltd is a 1-year-old private limited company registered in Dartford, company number 16663072, one of 84 cleaning companies in Dartford. Its next accounts are due at Companies House on 20 May 2027, and its first CT600 is due at HMRC on 19 August 2027.
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 Isg Specialist Services Ltd is registered
The registered office is in Dartford (DA2), in the Dartford local authority area, South East. Show DA2 6QD on a map.
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- Netti's Cleaning LtdCleaning companies
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- Cleansl8 LtdCleaning companies
Also registered at this address
1 other company uses the same registered office as Isg Specialist Services Ltd.
- Isg Facilities Management LtdCleaning companies
What happens if Isg Specialist 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 20 May 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 21 May 2027 to 20 Jun 2027 | £150 |
| 1 to 3 months late | 21 Jun 2027 to 20 Aug 2027 | £375 |
| 3 to 6 months late | 21 Aug 2027 to 20 Nov 2027 | £750 |
| More than 6 months late | From 21 Nov 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Sep 2027 | £200 |
| 3 months late | 30 Nov 2027 | another £200 |
| 6 months late | 29 Feb 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Aug 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
- 16663072
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 20 August 2025 (1 year ago)
- Registered office
- 321, Regus Victory Way, Crossways Business Park, Dartford, DA2 6QD
- Nature of business
- Specialised cleaning services (SIC 81222)
- Year end
- 31 August (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 19 August 2026
- Charges (mortgages)
- 1 outstanding of 1 registered
Filing notes for cleaning companies
Cleaning companies are often staff-heavy, so wages, pension contributions and the employment allowance all show up in the accounts.
Similar companies in Dartford
Other active cleaning companies registered in Dartford.
- Jac Cleaning Limited2014
- Jay's Carpet Cleaning Limited2019
- Jools Management Services Limited2023
- Juliked Limited2011
- KD Cleaning Ltd2006
- Kent Hand Car Wash Ltd2025
- KVM Cleaning Services Ltd2017
- L.M. Cleaning Limited2003
All cleaning companies in Dartford · All trades in Dartford · Cleaning companies across the UK
Frequently asked questions
When are Isg Specialist Services Ltd's accounts due?
Isg Specialist Services Ltd's next accounts are due at Companies House by 20 May 2027 (in 219 days), covering the period to 31 August 2026.
When is Isg Specialist 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 19 August 2026, due by 19 August 2027, and one for the period to 31 August 2026, due by 31 August 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is Isg Specialist Services Ltd still trading?
Isg Specialist 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 Isg Specialist Services Ltd do?
Isg Specialist Services Ltd is registered under Specialised cleaning services (SIC 81222).
How old is Isg Specialist Services Ltd?
Isg Specialist Services Ltd was incorporated on 20 August 2025, 1 year ago.
What is the penalty if Isg Specialist 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 Isg Specialist 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.