# EXTANT ENERGY LTD (17073328)

> EXTANT ENERGY LTD is an active private limited company (company number 17073328) incorporated on 5 March 2026, registered in London. Its registered activity is construction of utility projects for electricity and telecommunications (SIC 42220). No accounts have been filed yet; the first accounts are due by 5 December 2027.

- Status: Active
- Incorporated: 2026-03-05
- Registered office: London, EC2A 4NE
- SIC 42220: Construction of utility projects for electricity and telecommunications
- SIC 43210: Electrical installation
- SIC 43290: Other construction installation
- SIC 71129: Other engineering activities
- Next accounts due: 2027-12-05
- Confirmation statement due: 2027-03-19
- Accounts type: NO ACCOUNTS FILED

There are 266 companies in construction of utility projects for electricity and telecommunications in London with filed accounts; the median reports net assets of £733 and is 5 years old.

## Persons with significant control

- Mr Mark Alfred Bernard Street — owns 75–100% of shares, since 2026-03-05

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Source: Companies House register snapshot 2026-08-31, Open Government Licence v3.0. Information may have changed since that date and is not advice or a credit reference; check the official record before relying on it. Official record: https://find-and-update.company-information.service.gov.uk/company/17073328
HTML: https://firmoscan.com/company/17073328-extant-energy-ltd