- Companies
- Builders
- Borehamwood
- Cat 89 Ltd
Cat 89 Ltd
- Company number
- 10741704
- Incorporated
- 26 Apr 20179 years trading
- Registered office
- 52 Sullivan Way, Elstree, Borehamwood, WD6 3DJ
- Nature of business
- Construction of commercial buildings
Cat 89 Ltd is a 9-year-old private limited company registered in Borehamwood, company number 10741704, one of 180 building contractors in Borehamwood. Its next accounts are due at Companies House on 31 January 2027, and the CT600 for the period to 30 April 2026 is due at HMRC on 30 April 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
Is this your company?
File the 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 Cat 89 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.
Finances
From each year's balance sheet filed at Companies House. Small companies do not have to publish turnover or profit, so these are balance sheet figures.
- Net assets up £7,333 (+27.5%) on the year before, to £34K.
- Net assets rose in 6 of 7 year-on-year comparisons on record.
- Current assets of £49K against £1,808 owed within a year: more than 10 times cover.
- 2 employees on average during the year.
- Balance sheets on record for 8 years, 2018 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Apr 2025 | £34K | £49K | £1,808 | 2 | |
| 30 Apr 2024 | £27K | £46K | £3,054 | 2 | |
| 30 Apr 2023 | £17K | £37K | £1,377 | 2 | |
| 30 Apr 2022 | £12K | £37K | £2,605 | 2 | |
| 30 Apr 2021 | £26K | £53K | £2,282 | 2 | |
| 30 Apr 2020 | £16K | £18K | £2,078 | 2 | |
| 30 Apr 2019 | £7,433 | £9,452 | £2,020 | ||
| 30 Apr 2018 | £2,659 | £2,493 | £165 |
Where Cat 89 Ltd is registered
The registered office is in Borehamwood (WD6), in the Hertsmere local authority area, East of England. Show WD6 3DJ on a map.
Other trade companies in WD6
- Blackstone Builders LtdBuilders
- Clements Hall (Contracts) LtdFloor and wall tilers
- P & P Roofing & Guttering LimitedProperty developers
- Stern Landscaping LtdLandscapers and gardeners
- Complete Paint & Decor LtdPainters and decorators
- 1ST Response Plumbing and Heating LimitedPlumbers and heating engineers
- Ideal Casa Construction LtdInstallers
- Gallop Construction LimitedBuilders
What happens if Cat 89 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 31 January 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Feb 2027 to 28 Feb 2027 | £150 |
| 1 to 3 months late | 1 Mar 2027 to 30 Apr 2027 | £375 |
| 3 to 6 months late | 1 May 2027 to 31 Jul 2027 | £750 |
| More than 6 months late | From 1 Aug 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 May 2027 | £200 |
| 3 months late | 30 Jul 2027 | another £200 |
| 6 months late | 30 Oct 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Apr 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
- 10741704
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 26 April 2017 (9 years ago)
- Registered office
- 52 Sullivan Way, Elstree, Borehamwood, WD6 3DJ
- Nature of business
- Construction of commercial buildings (SIC 41201)
- Year end
- 30 April (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 April 2025
- Last confirmation statement
- 25 May 2026
Filing notes for building contractors
Building companies often run the Construction Industry Scheme as a contractor, a subcontractor or both. CIS deductions suffered during the year are set against the PAYE bill, and any unrecovered balance at the year end matters when the accounts are drawn up.
Similar companies in Borehamwood
Other active building contractors registered in Borehamwood.
- CBG Contracts Ltd2016
- Civilised Building Services Ltd2025
- Clim Performance Ltd2020
- Community Transport Club Ltd2020
- Costin CR Ltd2026
- Countrywide Contractors Limited1998
- Crbir Construction Limited2025
- Crown Recruitment Ltd2022
All building contractors in Borehamwood · All trades in Borehamwood · Builders across the UK
Frequently asked questions
When are Cat 89 Ltd's accounts due?
Cat 89 Ltd's next accounts are due at Companies House by 31 January 2027 (in 110 days), covering the period to 30 April 2026.
When is Cat 89 Ltd's CT600 due?
The CT600 for the period to 30 April 2026 is due at HMRC by 30 April 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 February 2027.
Is Cat 89 Ltd still trading?
Cat 89 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 Cat 89 Ltd do?
Cat 89 Ltd is registered under Construction of commercial buildings (SIC 41201).
How old is Cat 89 Ltd?
Cat 89 Ltd was incorporated on 26 April 2017, 9 years ago.
What is the penalty if Cat 89 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 Cat 89 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.