ZERO DAY SOFTWARE LTD
Active Company number 10170329
ZERO DAY SOFTWARE LTD (company number 10170329) is a private limited company incorporated on 9 May 2016. Its status on the Companies House register is Active. Its registered office is in Leeds, LS13 4BD. Its nature of business (SIC 2007) is information technology consultancy activities (62020). Its latest accounts we hold, for the period ending 31 May 2026, report net assets of £955.
Source: Companies House register, as at 29 September 2026. How to cite this page
Information only, not advice. Register details and accounts figures are the company's own filings, shown as filed: CompanyStack does not audit or verify them and accepts no responsibility for decisions made on them. Check important facts at Companies House.
Company Report on ZERO DAY SOFTWARE LTD (PDF)
The register, the accounts and the people behind the company in one PDF, for your own business use.
- Summary and Health Score: with the reasons behind the score
- Red flags: and what changed in the last 12 months
- Key figures: the accounts to 31 May 2026 against the year before
- Filing deadlines: accounts due 29 Feb 2028; confirmation statement due 22 May 2027
- Financials ledger: 10 years of filed accounts held (2017–2026)
- Who runs and owns it: 1 PSC
- Shareholders: the current register from the filings: each holder, class, shares and percentage
- Charges: none on the register
- Filing history and methodology: with sources and a disclaimer
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Company details
- Company number
- 10170329
- Status
- Active
- Company type
- Private Limited Company
- Incorporated
- 9 May 2016
- Country of origin
- United Kingdom
- Registered office
- 2 PAIGTON COURT
LEEDS
LS13 4BD
UNITED KINGDOM
Nature of business (SIC 2007)
Accounts and confirmation statement
- Accounting reference date
- 31 May
- Accounts category
- MICRO ENTITY
- Accounts last made up to
- 31 May 2026
- Next accounts due
- 29 February 2028
- Confirmation statement last made up to
- 8 May 2026
- Next confirmation statement due
- 22 May 2027
Financial summary
| Period ending | 31 May 2026 | 31 May 2025 | 31 May 2024 | 31 May 2023 | 31 May 2022 | 31 May 2021 | 31 May 2020 | 31 May 2019 | 31 May 2018 | 31 May 2017 |
|---|---|---|---|---|---|---|---|---|---|---|
| Turnover | Not filed | — | — | — | — | — | £1,225 | — | — | — |
| Profit after tax | Not filed | — | — | — | — | — | £1,023 | — | — | — |
| Total assets | £1,055 | £1,209 | £1,623 | £2,077 | £3,098 | £1,268 | £2,897 | £3,874 | £7,963 | £3,217 |
| Current liabilities | £0 | £0 | £0 | £0 | £0 | £0 | £0 | £0 | £1,511 | £1,435 |
| Net current assets | £1,055 | £1,209 | £1,623 | £2,077 | £3,098 | £1,268 | £2,897 | £3,874 | £6,452 | £1,782 |
| Total liabilities | — | — | — | — | — | — | £0 | £0 | £2,357 | £1,975 |
| Net assets | £955 | £1,109 | £1,523 | £1,977 | £2,998 | £780 | £2,897 | £3,874 | £5,606 | £1,242 |
| Employees | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | — | — |
Not filed: the accounts do not give the figure. —: no figure read from the filing.
- Year to 31 May 2026: turnover, profit after tax not filed. Micro-entity accounts need not include the profit and loss account, and this filing has none.
Figures read from filings at Companies House (ixbrl) and checked; see how we read them. Small-company accounts often omit turnover and profit. Spotted an error? Tell us.
Control, officers and charges
- Persons with significant control
- 1 current (1 including ceased)
Previous names
- ZERO DAY SECURITY LTD (changed 5 August 2021)
Questions about ZERO DAY SOFTWARE LTD
Is ZERO DAY SOFTWARE LTD active?
Yes. The Companies House register shows the company's status as “Active”. (Companies House register, as at 29 September 2026.)
When was ZERO DAY SOFTWARE LTD incorporated?
ZERO DAY SOFTWARE LTD was incorporated on 9 May 2016, according to the Companies House register. (Companies House register, as at 29 September 2026.)
Where is ZERO DAY SOFTWARE LTD registered?
Its registered office is in Leeds, LS13 4BD. (Companies House register, as at 29 September 2026.)
Who controls ZERO DAY SOFTWARE LTD?
The register lists 1 current person with significant control (1 including those who have ceased). The register shows control, not a list of shareholders. Individuals are named at https://find-and-update.company-information.service.gov.uk/company/10170329/persons-with-significant-control. (Companies House register, as at 29 September 2026.) Who owns a UK limited company: shareholders, PSCs and what the register shows
When are ZERO DAY SOFTWARE LTD's next accounts due?
The register shows the next accounts as due by 29 February 2028. Its latest accounts on the register were made up to 31 May 2026. (Companies House register, as at 29 September 2026.)
Does ZERO DAY SOFTWARE LTD file dormant accounts?
Not in its latest accounts. The register gives their category as “Micro-entity accounts”, made up to 31 May 2026. (Companies House register, as at 29 September 2026.) What a dormant company is and what it must file
Is ZERO DAY SOFTWARE LTD on a sanctions list?
No match for this company's name on the sanctions lists CompanyStack screens (UK, EU, OFAC SDN, OFAC non-SDN, Canada, Australia, New Zealand, Japan, France, US CSL) as at 9 October 2026. A name screen is not legal clearance.
Related companies
More information technology consultancy activities companies
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- ENDAVA PLC
- KRONOS WORLDWIDE LIMITED
- SOPRA STERIA LIMITED
- KAINOS GROUP PLC
- REPLY LIMITED
- TRIANZ DIGITAL SOLUTIONS LIMITED
- MISCO TECHNOLOGIES LIMITED
Related guides
Companies with similar names
Other companies, LLPs and partnerships on the Companies House register whose names begin “ZERO DAY”. Each is a separate legal entity from ZERO DAY SOFTWARE LTD: check the registered number before relying on a name. Register data as at 29 September 2026.
- ZERO DAY RECORDS LTD. (Company, Active, London; 16896225)
- ZERO DAY SOLUTIONS LTD (Company, Active, Glasgow; SC526673)
- ZERO DAY TECHNOLOGIES LTD (Company, Active, London; 12136768)
About CompanyStack
CompanyStack turns Companies House records into answers you can act on: who a company is, who runs and owns it, whether it keeps up with its filings and how its finances are moving. Every figure traces back to a public record, and we say when a record is missing.
Sources for company pages: Companies House (register, accounts, officers, PSCs, charges and filings), The Gazette (company insolvency notices only), the ONS Postcode Directory, official sanctions lists, including those of the UK (with UN designations), the EU, the US, Canada, Australia, New Zealand and France, and copies taken in April 2026 of the ICO register, the Charity Commission, CQC, Ofsted, Food Standards Agency and Environment Agency registers. Contains public sector information licensed under the Open Government Licence v3.0. CompanyStack is not affiliated with or endorsed by Companies House.
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Official register entry: ZERO DAY SOFTWARE LTD on Companies House.
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