- Companies
- Cleaning companies
- Watford
- Synclyst Ltd
Synclyst Ltd
- Company number
- 17440644
- Incorporated
- 5 Sep 2026
- Registered office
- 15 Sleaford Green, Watford, WD19 7EB
- Nature of business
- General cleaning of buildings; Window cleaning services; Specialised cleaning services; Other cleaning services
Synclyst Ltd is a newly incorporated private limited company registered in Watford, company number 17440644, one of 118 cleaning companies in Watford. Its next accounts are due at Companies House on 5 June 2028, and its first CT600 is due at HMRC on 4 September 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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Who runs and owns Synclyst Ltd
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officer
| Name | Role | Appointed |
|---|---|---|
| C*** G*** | Director | Sep 2026 |
Person with significant control
Where Synclyst Ltd is registered
The registered office is in Watford (WD19), in the Three Rivers local authority area, East of England. Show WD19 7EB on a map.
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- Scenic Plasterwork’S LtdPlasterers
- Terranova Gardens LtdLandscapers and gardeners
- Hcdbl Group LtdProperty developers
- Primecore Contracts LimitedBuilders
- Kenworx Plumbing & Heating LtdPlumbers and heating engineers
- Adrclim LimitedBuilders
- Proline Auto Body LtdMechanics and garages
Also registered at this address
1 other company uses the same registered office as Synclyst Ltd.
- Kapidhvaj Motor LtdMotor traders
What happens if Synclyst 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 5 June 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 6 Jun 2028 to 5 Jul 2028 | £150 |
| 1 to 3 months late | 6 Jul 2028 to 5 Sep 2028 | £375 |
| 3 to 6 months late | 6 Sep 2028 to 5 Dec 2028 | £750 |
| More than 6 months late | From 6 Dec 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Oct 2028 | £200 |
| 3 months late | 30 Dec 2028 | another £200 |
| 6 months late | 30 Mar 2029 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Sep 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
- 17440644
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 5 September 2026
- Registered office
- 15 Sleaford Green, Watford, WD19 7EB
- Nature of business
- General cleaning of buildings (SIC 81210)
Window cleaning services (SIC 81221)
Specialised cleaning services (SIC 81222)
Other cleaning services (SIC 81299) - Year end
- 30 September (accounting reference date)
- Accounts type
- No accounts filed yet
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 Watford
Other active cleaning companies registered in Watford.
- Tams Commercial Cleaning Limited2022
- Tidyup Crew Ltd2026
- TLCC Services Ltd2020
- Tobias Window Cleaning Ltd2013
- TVT Cleaning Ltd2023
- Under Pressure Jetting Ltd2025
- Universal Clean Ltd2023
- Vam Construction Limited2011
All cleaning companies in Watford · All trades in Watford · Cleaning companies across the UK
Frequently asked questions
When are Synclyst Ltd's accounts due?
Synclyst Ltd's next accounts are due at Companies House by 5 June 2028 (in 601 days), covering the period to 30 September 2027.
When is Synclyst 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 4 September 2027, due by 4 September 2028, and one for the period to 30 September 2027, due by 30 September 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is Synclyst Ltd still trading?
Synclyst 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 Synclyst Ltd do?
Synclyst Ltd is registered under General cleaning of buildings (SIC 81210); Window cleaning services (SIC 81221); Specialised cleaning services (SIC 81222); Other cleaning services (SIC 81299).
How old is Synclyst Ltd?
Synclyst Ltd was incorporated on 5 September 2026, less than a year ago.
Who runs Synclyst Ltd?
Synclyst Ltd has 1 active director, the longest-serving appointed in Sep 2026. Their names and service addresses are on the Companies House register.
Who owns Synclyst Ltd?
One person or company has significant control of Synclyst Ltd: an individual (owns 75% or more of the shares).
What is the penalty if Synclyst 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 Synclyst 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.