Bilsy Ltd
- Company number
- 16649019
- Incorporated
- 13 Aug 20251 year trading
- Registered office
- Pentax House South Hill Avenue, South Harrow, Harrow, HA2 0DU
- Nature of business
- Other specialised construction activities n.e.c.; Other activities of employment placement agencies; Other business support service activities n.e.c.
Bilsy Ltd is a 1-year-old private limited company registered in Harrow, company number 16649019, one of 273 specialist construction companies in Harrow. Its next accounts are due at Companies House on 13 May 2027, and its first CT600 is due at HMRC on 12 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.
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 Bilsy 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.
Who runs and owns Bilsy Ltd
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officer
| Name | Role | Appointed |
|---|---|---|
| B*** T*** | Director | Aug 2025 |
Person with significant control
Where Bilsy Ltd is registered
The registered office is in Harrow (HA2), in the Harrow local authority area, London. Show HA2 0DU on a map.
Other trade companies in HA2
- KJP Engineering LtdElectricians
- JNJ Engineering LimitedCivil engineering
- Notting Hill Sew LtdRepair services
- Grandwellautos LtdMotor traders
- Multisteel Powdercoating LtdPainters and decorators
- Neon Systems LtdElectricians
- Firstclass Facilities LtdCleaning companies
- PMD Construct LtdBuilders
Shared registered office
28 companies on our pages use this registered office address. An address shared this widely is usually an accountant's office or a company formation agent's service address, not where the business trades from.
What happens if Bilsy 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 13 May 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 14 May 2027 to 13 Jun 2027 | £150 |
| 1 to 3 months late | 14 Jun 2027 to 13 Aug 2027 | £375 |
| 3 to 6 months late | 14 Aug 2027 to 13 Nov 2027 | £750 |
| More than 6 months late | From 14 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
- 16649019
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 13 August 2025 (1 year ago)
- Registered office
- Pentax House South Hill Avenue, South Harrow, Harrow, HA2 0DU
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
Other activities of employment placement agencies (SIC 78109)
Other business support service activities n.e.c. (SIC 82990) - Year end
- 31 August (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 3 August 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 Harrow
Other active specialist construction companies registered in Harrow.
- Binape Elevators UK Limited2017
- Bridport Interiors Limited2004
- Bridport Joinery Contracts Limited2004
- Bridport Properties Limited2004
- Build & Bright Ltd2025
- Building and Fire Compliance Recruitment (BFCR) Ltd2026
- Building Costa Ltd2018
- Bvi Projects Ltd2018
All specialist construction companies in Harrow · All trades in Harrow · Specialist contractors across the UK
Frequently asked questions
When are Bilsy Ltd's accounts due?
Bilsy Ltd's next accounts are due at Companies House by 13 May 2027 (in 213 days), covering the period to 31 August 2026.
When is Bilsy 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 12 August 2026, due by 12 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 Bilsy Ltd still trading?
Bilsy 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 Bilsy Ltd do?
Bilsy Ltd is registered under Other specialised construction activities n.e.c. (SIC 43999); Other activities of employment placement agencies (SIC 78109); Other business support service activities n.e.c. (SIC 82990).
How old is Bilsy Ltd?
Bilsy Ltd was incorporated on 13 August 2025, 1 year ago.
Who runs Bilsy Ltd?
Bilsy Ltd has 1 active director, the longest-serving appointed in Aug 2025. Their names and service addresses are on the Companies House register.
Who owns Bilsy Ltd?
One person or company has significant control of Bilsy Ltd: an individual (owns 75% or more of the shares).
What is the penalty if Bilsy 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 Bilsy 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.