# Alta Sierra (Alta Sierra Ltd)

Private limited company registered in London, classed under “Computer facilities management activities” and 1 other activity.

- Company number: 15193473
- Status: Active
- Type: Private limited company
- Incorporated: 6 October 2023
- Registered office: 20 Wenlock Road, London, N1 7GU
- Location: London
- Activity: Computer facilities management activities

## Latest filed profit

No profit figure in its latest filed accounts.

Turnover, net assets, cash, staff, earlier years, ratios and owners are on the page for subscribers.

## Questions people ask

### What does Alta Sierra do?

Private limited company registered in London, classed under “Computer facilities management activities” and 1 other activity.

### How much turnover does Alta Sierra make?

Answered on the page for FirmFacts Pro subscribers: https://firmfacts.co/company/alta-sierra-15193473

### Is Alta Sierra profitable?

Alta Sierra's profit isn't public: small companies may file without a profit and loss account.

### How many people work at Alta Sierra?

Answered on the page for FirmFacts Pro subscribers: https://firmfacts.co/company/alta-sierra-15193473

### Who runs and owns Alta Sierra?

Its directors are Michael Thomas Cronnelly. Its owners are shown to subscribers.

### Where is Alta Sierra based?

Its registered office is 20 Wenlock Road, London, N1 7GU, in London.

### When was Alta Sierra founded?

Alta Sierra Ltd was incorporated on 6 October 2023.

### Is Alta Sierra still trading?

The register lists Alta Sierra Ltd as active.

## Timeline

Recent filings and changes at Companies House.

- 2026-10-19: Change of details for Mr Michael Cronnelly as a person with significant control on 19 October 2026
- 2026-06-19: Micro company accounts made up to 31 March 2026
- 2025-06-16: Micro company accounts made up to 31 March 2025
- 2024-03-02: Current accounting period extended from 31 October 2024 to 31 March 2025
- 2023-10-06: Incorporation

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Source: Companies House filings (Open Government Licence v3.0). Figures are as filed; nothing is estimated. Page: https://firmfacts.co/company/alta-sierra-15193473