- Companies
- Specialist contractors
- Knebworth
- Chronos Expert Services Limited
Chronos Expert Services Limited
- Company number
- 16349825
- Incorporated
- 28 Mar 20251 year trading
- Registered office
- 15 Deards Wood, Knebworth, SG3 6PG
- Nature of business
- Other specialised construction activities n.e.c.
Chronos Expert Services Limited is a 1-year-old private limited company registered in Knebworth, company number 16349825, one of 8 specialist construction companies in Knebworth. Its next accounts are due at Companies House on 28 December 2026, and its first CT600 is due at HMRC on 27 March 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 Chronos Expert Services Limited is registered
The registered office is in Knebworth (SG3), in the North Hertfordshire local authority area, East of England. Show SG3 6PG on a map.
Other trade companies in SG3
- Unityrock Services LtdBuilders
- SH Dev 1 LtdProperty developers
- DJ Monk LimitedMechanics and garages
- BCC Construction LtdBuilders
- Knebworth Refinishing LimitedMechanics and garages
- CC Brickwork LtdProperty developers
- KGS Landscaping & Ground Works LtdLandscapers and gardeners
- Cube Installations Co. LtdFloor and wall tilers
What happens if Chronos Expert Services 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 28 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 29 Dec 2026 to 28 Jan 2027 | £150 |
| 1 to 3 months late | 29 Jan 2027 to 28 Mar 2027 | £375 |
| 3 to 6 months late | 29 Mar 2027 to 28 Jun 2027 | £750 |
| More than 6 months late | From 29 Jun 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2027 | £200 |
| 3 months late | 30 Jun 2027 | another £200 |
| 6 months late | 30 Sep 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- 16349825
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 28 March 2025 (1 year ago)
- Registered office
- 15 Deards Wood, Knebworth, SG3 6PG
- 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
- Last confirmation statement
- 27 March 2026
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 Knebworth
Other active specialist construction companies registered in Knebworth.
- Cjexec Ltd2025
- PJC Smith Limited2013
- Ramsey Stone Consultants Ltd2017
- S.B.S. Building Consultants Limited1979
- Stan Limited2002
- Auto Door Services Limited2002
- C&G Bathroom Solutions Limited2016
All specialist construction companies in Knebworth · All trades in Knebworth · Specialist contractors across the UK
Frequently asked questions
When are Chronos Expert Services Limited's accounts due?
Chronos Expert Services Limited's next accounts are due at Companies House by 28 December 2026 (in 76 days), covering the period to 31 March 2026.
When is Chronos Expert Services Limited's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 27 March 2026, due by 27 March 2027, and one for the period to 31 March 2026, due by 31 March 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is Chronos Expert Services Limited still trading?
Chronos Expert Services 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 Chronos Expert Services Limited do?
Chronos Expert Services Limited is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is Chronos Expert Services Limited?
Chronos Expert Services Limited was incorporated on 28 March 2025, 1 year ago.
What is the penalty if Chronos Expert Services 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 Chronos Expert Services 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.