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Company number
12328935

SONNET ADVISORY & IMPACT C.I.C.

Active
✓ Active company on the official register. Next accounts due 31 December 2026.

Company details

London, England Contains OS data © Crown copyright and database right. Contains Royal Mail data © Royal Mail copyright and database right. Source: Office for National Statistics licensed under the Open Government Licence v.3.0.
Registered name
SONNET ADVISORY & IMPACT C.I.C.
Company number
12328935
Registered office
1 GILTSPUR STREET, LONDON, EC1A 9DD, ENGLAND · 289 other companies at this postcode
Company type
Community Interest Company
Incorporated on
22 November 2019
Status
Active
Age
6 years
Nature of business (SIC)
70221 — Financial management · 70229 — Management consultancy activities other than financial management · 72200 — Research and experimental development on social sciences and humanities
Accounts — next due
31 Dec 2026
Accounts — last made up to
31 Mar 2025
Confirmation statement — next due
02 Dec 2026
Confirmation statement — last
18 Nov 2025

People with significant control

Beneficial owners holding over 25% of shares, voting rights or the right to appoint directors

Mr Andrew James Clifford
owns 50–75% of shares · holds 50–75% of voting rights · can appoint and remove directors
Notified 22/11/2019
Sheffield Hallam Higher Education Corporation
owns 25–50% of shares
Notified 06/02/2020

Corporate structure

Who controls this company, and who they control in turn

2 controllers Drag to move · scroll to zoom · double-click to expand
Company Person Current control Ended

Connections

Mr Andrew James Clifford
born 02/1961 · England owns 50–75% of shares · holds 50–75% of votes · can appoint and remove directors Notified 22/11/2019
Sheffield Hallam Higher Education Corporation name only
owns 25–50% of shares Notified 06/02/2020

Change history

Reconstructed from the dated records Companies House publishes

DateChangeWasNow
06/02/2020 Person with significant control added Sheffield Hallam Higher Education Corporation
22/11/2019 Person with significant control added Mr Andrew James Clifford

Documents for SONNET ADVISORY & IMPACT C.I.C.

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Company extract£1.99

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Financial statements£3.99

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Ownership report£3.99

Who controls the company: persons with significant control, the nature of that control, the ownership graph and every other company those controllers hold.

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Data protection register

Registered with the Information Commissioner's Office as a data protection fee payer.

Sonnet Advisory & Impact C.I.C. — MK45 2NS
Tier 1 · renews 17/06/2027
ICO entry

The ICO publishes no company number, so this is matched on the registered name . Check the ICO entry before relying on it.

Get this company via API

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Frequently asked questions

What is the company number of SONNET ADVISORY & IMPACT C.I.C.?
According to the official registry, the company number of SONNET ADVISORY & IMPACT C.I.C. is 12328935.
Where is SONNET ADVISORY & IMPACT C.I.C. registered?
The registered office is 1 GILTSPUR STREET, LONDON, EC1A 9DD, ENGLAND.
What is the SIC code of SONNET ADVISORY & IMPACT C.I.C.?
The nature of business is recorded under SIC code 70221 — Financial management, 70229 — Management consultancy activities other than financial management, 72200 — Research and experimental development on social sciences and humanities.
Who controls SONNET ADVISORY & IMPACT C.I.C.?
Mr Andrew James Clifford is recorded as a person with significant control, and owns 50–75% of shares, holds 50–75% of voting rights, can appoint and remove directors.
When are the next accounts of SONNET ADVISORY & IMPACT C.I.C. due?
The next annual accounts are due by 31 December 2026, and the last accounts were made up to 31 March 2025.

About SONNET ADVISORY & IMPACT C.I.C. (12328935)

SONNET ADVISORY & IMPACT C.I.C. is a community interest company incorporated on 22 November 2019 and registered in the United Kingdom under company number 12328935. Its registered office is at 1 GILTSPUR STREET, LONDON, EC1A 9DD, ENGLAND. The recorded nature of business is financial management (SIC 70221). The company is currently active , with statutory accounts last made up to 31 March 2025. , and the person with significant control is Mr Andrew James Clifford. This profile is provided by opendata.bot by Noetikos, aggregating official data from Companies House bulk data , last refreshed 2 September 2026.

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