- Companies
- Repair services
- Newmarket
- Isis (NKT) Ltd
Isis (NKT) Ltd
- Company number
- 08458524
- Incorporated
- 22 Mar 201313 years trading
- Registered office
- 4 Lark Hill, Moulton, Newmarket, CB8 8RT
- Nature of business
- Repair of computers and peripheral equipment
Isis (NKT) Ltd is a 13-year-old private limited company registered in Newmarket, company number 08458524, one of the UK's repair companies (computers, appliances, furniture and similar). Its next accounts are due at Companies House on 31 December 2027, and the CT600 for the period to 31 March 2027 is due at HMRC on 31 March 2028.
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 Isis (NKT) 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 £50K (+14.6%) on the year before, to £393K.
- Net assets rose in 8 of 9 year-on-year comparisons on record.
- Current assets of £391K against £19K owed within a year: more than 10 times cover.
- 2 employees on average during the year.
- Balance sheets on record for 10 years, 2017 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2026 | £393K | £372K | £391K | £19K | 2 |
| 31 Mar 2025 | £343K | £328K | £341K | £16K | 2 |
| 31 Mar 2024 | £318K | £329K | £342K | £25K | 2 |
| 31 Mar 2023 | £303K | £312K | £326K | £24K | 2 |
| 31 Mar 2022 | £301K | £322K | £326K | £26K | 2 |
| 31 Mar 2021 | £278K | £277K | £292K | £15K | 2 |
| 31 Mar 2020 | £283K | £298K | £311K | £28K | 2 |
| 31 Mar 2019 | £254K | £265K | £281K | £27K | 2 |
| 31 Mar 2018 | £211K | £230K | £250K | £39K | 2 |
| 31 Mar 2017 | £175K | £192K | £216K | £42K | 2 |
Where Isis (NKT) Ltd is registered
The registered office is in Newmarket (CB8), in the West Suffolk local authority area, East of England. Show CB8 8RT on a map.
Other trade companies in CB8
- Houndworks Property Maintenance LtdCleaning companies
- Ajm Carpentry & Construction LtdBuilders
- Gemland Automotive LimitedMechanics and garages
- Safi Autobody Shop LimitedMechanics and garages
- BC Plumbing & Heating Contractors LtdPlumbers and heating engineers
- Anglia Landscaping Group LimitedLandscapers and gardeners
- Zee Mobile Tyres LtdMotor traders
- Ajs Developments (Burwell) LimitedProperty developers
What happens if Isis (NKT) 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 December 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2028 to 31 Jan 2028 | £150 |
| 1 to 3 months late | 1 Feb 2028 to 31 Mar 2028 | £375 |
| 3 to 6 months late | 1 Apr 2028 to 30 Jun 2028 | £750 |
| More than 6 months late | From 1 Jul 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2028 | £200 |
| 3 months late | 30 Jun 2028 | another £200 |
| 6 months late | 30 Sep 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- 08458524
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 22 March 2013 (13 years ago)
- Registered office
- 4 Lark Hill, Moulton, Newmarket, CB8 8RT
- Nature of business
- Repair of computers and peripheral equipment (SIC 95110)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 March 2026
- Last confirmation statement
- 5 March 2026
Filing notes for repair companies (computers, appliances, furniture and similar)
Repair companies are mostly small micro-entities with simple accounts: parts, tools and a workshop or van.
Similar companies in Newmarket
Other active repair companies (computers, appliances, furniture and similar) registered in Newmarket.
All repair companies (computers, appliances, furniture and similar) in Newmarket · All trades in Newmarket · Repair services across the UK
Frequently asked questions
When are Isis (NKT) Ltd's accounts due?
Isis (NKT) Ltd's next accounts are due at Companies House by 31 December 2027 (in 444 days), covering the period to 31 March 2027.
When is Isis (NKT) Ltd's CT600 due?
The CT600 for the period to 31 March 2027 is due at HMRC by 31 March 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2028.
Is Isis (NKT) Ltd still trading?
Isis (NKT) 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 Isis (NKT) Ltd do?
Isis (NKT) Ltd is registered under Repair of computers and peripheral equipment (SIC 95110).
How old is Isis (NKT) Ltd?
Isis (NKT) Ltd was incorporated on 22 March 2013, 13 years ago.
What is the penalty if Isis (NKT) 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 Isis (NKT) 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.