opendata.bot
Company number
15703199

PROTAGORAS ADVISORY LTD

Active
✓ Active company on the official register. Next accounts due 31 March 2027.

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
PROTAGORAS ADVISORY LTD
Company number
15703199
Registered office
158-160 NORTH GOWER STREET, LONDON, NW1 2ND, ENGLAND · 28 other companies at this postcode
Company type
Private Limited Company
Incorporated on
3 May 2024
Status
Active
Age
2 years
Nature of business (SIC)
70229 — Management consultancy activities other than financial management
Accounts — next due
31 Mar 2027
Accounts — last made up to
30 Jun 2025
Confirmation statement — next due
16 May 2027
Confirmation statement — last
02 May 2026

People with significant control

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

Protagoras Ltd
owns 75–100% of shares · holds 75–100% of voting rights · can appoint and remove directors
Notified 03/05/2024

Corporate structure

Who controls this company, and who they control in turn

1 controller Drag to move · scroll to zoom · double-click to expand
Company Person Current control Ended

Connections

Corporate owner owns 75–100% of shares · holds 75–100% of votes · can appoint and remove directors Notified 03/05/2024

Change history

Reconstructed from the dated records Companies House publishes

DateChangeWasNow
03/05/2024 Person with significant control added Protagoras Ltd

Financial highlights

Parsed from the filed statutory accounts (£ thousands, except employees)

Source: Companies House bulk data filed accounts (iXBRL)
Metric FY2025
Total assets less current liabilities 367
Net assets 367
Employees (avg) 31

Documents for PROTAGORAS ADVISORY LTD

Need this one company on file? Buy the document on its own — no plan required.

Company extract£1.99

The full registration record as held today — name, number, status, registered office, company type, previous names, officers, PSC and SIC codes, timestamped for your file.

PDF Order
Financial statements£3.99

Every figure the company’s own accounts state, across each filed period, with year-on-year movement. Most UK companies file small or micro-entity accounts — a balance sheet and a headcount, no turnover or profit.

PDF + CSV Order
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.

PDF Order

Data protection register

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

Protagoras Advisory Ltd — NW1 2ND
Trading as Protagoras Group
Tier 2 · renews 14/10/2026
ICO entry

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

Get this company via API

Every field on this page is available as structured JSON behind one endpoint and one API key.

GET /v1/company/gb/15703199
X-Api-Key: $OPENDATA_KEY
Read the API docs

Frequently asked questions

What is the company number of PROTAGORAS ADVISORY LTD?
According to the official registry, the company number of PROTAGORAS ADVISORY LTD is 15703199.
Where is PROTAGORAS ADVISORY LTD registered?
The registered office is 158-160 NORTH GOWER STREET, LONDON, NW1 2ND, ENGLAND.
What is the SIC code of PROTAGORAS ADVISORY LTD?
The nature of business is recorded under SIC code 70229 — Management consultancy activities other than financial management.
Who controls PROTAGORAS ADVISORY LTD?
Protagoras Ltd is recorded as a person with significant control, and owns 75–100% of shares, holds 75–100% of voting rights, can appoint and remove directors.
When are the next accounts of PROTAGORAS ADVISORY LTD due?
The next annual accounts are due by 31 March 2027, and the last accounts were made up to 30 June 2025.

About PROTAGORAS ADVISORY LTD (15703199)

PROTAGORAS ADVISORY LTD is a private limited company incorporated on 3 May 2024 and registered in the United Kingdom under company number 15703199. Its registered office is at 158-160 NORTH GOWER STREET, LONDON, NW1 2ND, ENGLAND. The recorded nature of business is management consultancy activities other than financial management (SIC 70229). The company is currently active , with statutory accounts last made up to 30 June 2025. , and the person with significant control is Protagoras Ltd. This profile is provided by opendata.bot by Noetikos, aggregating official data from Companies House bulk data , last refreshed 2 September 2026.

Companies at the same registered office

Management consultancy activities other than financial management across UK registers

The same sector and the same company, seen through every register we hold

Explore by sector

Every UK company records what it does as a SIC code — browse the sectors around this one.