AMBAC ASSURANCE UK LIMITED

Active Company number 03248674

AMBAC ASSURANCE UK LIMITED (company number 03248674) is a private limited company incorporated on 11 September 1996. Its status on the Companies House register is Active. Its registered office is in London, EC2R 6EJ. Its nature of business (SIC 2007) is non-life insurance (65120).

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.

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Company Report on AMBAC ASSURANCE UK LIMITED (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: against the year before
Filing deadlines: accounts due 30 Sep 2027; confirmation statement due 1 Sep 2027
Financials ledger: no filed accounts held yet
Who runs and owns it: 2 PSCs
Charges: 1 outstanding of 3 charges registered
Filing history and methodology: with sources and a disclaimer

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Company details

Company number: 03248674
Status: Active
Company type: Private Limited Company
Incorporated: 11 September 1996
Country of origin: United Kingdom
Registered office: 5TH FLOOR, 48/54
MOORGATE
LONDON
EC2R 6EJ
ENGLAND

Nature of business (SIC 2007)

65120 — Non-life insurance

Accounts and confirmation statement

Accounting reference date: 31 December
Accounts category: FULL
Accounts last made up to: 31 December 2025
Next accounts due: 30 September 2027
Confirmation statement last made up to: 18 August 2026
Next confirmation statement due: 1 September 2027

Control, officers and charges

Persons with significant control: 2 current (5 including ceased)
Corporate controllers: Brookfield Asset Management Ltd
Charges (mortgages): 3 registered, 1 outstanding, 2 satisfied

Questions about AMBAC ASSURANCE UK LIMITED

Is AMBAC ASSURANCE UK LIMITED active?

Yes. The Companies House register shows the company's status as “Active”. (Companies House register, as at 29 September 2026.)

When was AMBAC ASSURANCE UK LIMITED incorporated?

AMBAC ASSURANCE UK LIMITED was incorporated on 11 September 1996, according to the Companies House register. (Companies House register, as at 29 September 2026.)

Where is AMBAC ASSURANCE UK LIMITED registered?

Its registered office is in London, EC2R 6EJ. (Companies House register, as at 29 September 2026.)

Who controls AMBAC ASSURANCE UK LIMITED?

The register lists 2 current persons with significant control (5 including those who have ceased). Corporate controllers named on the register: Brookfield Asset Management Ltd. The register shows control, not a list of shareholders. Individuals are named at https://find-and-update.company-information.service.gov.uk/company/03248674/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 AMBAC ASSURANCE UK LIMITED's next accounts due?

The register shows the next accounts as due by 30 September 2027. Its latest accounts on the register were made up to 31 December 2025. (Companies House register, as at 29 September 2026.)

Does AMBAC ASSURANCE UK LIMITED file dormant accounts?

Not in its latest accounts. The register gives their category as “Full accounts”, made up to 31 December 2025. (Companies House register, as at 29 September 2026.) What a dormant company is and what it must file

Does AMBAC ASSURANCE UK LIMITED have any charges registered against it?

Yes. The register shows 3 charges: 1 outstanding and 2 satisfied. The charges themselves are listed at https://find-and-update.company-information.service.gov.uk/company/03248674/charges. (Companies House register, as at 29 September 2026.) Company charges: what a mortgage or debenture means and how to read one

Is AMBAC ASSURANCE UK LIMITED 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.

More non-life insurance companies

Industry overview: 3,276 active companies in SIC 65120

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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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Use this data

Official register entry: AMBAC ASSURANCE UK LIMITED on Companies House.

Developers can fetch this profile as JSON with GET https://api.companystack.co.uk/company/03248674 — see the API documentation and pricing.