opendata.bot
Company number
11029944

ASPEN INSTITUTE UK

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

Company details

East of England, 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
ASPEN INSTITUTE UK
Company number
11029944
Registered office
27 KINGS ROAD, HITCHIN, SG5 1RD, ENGLAND · 6 other companies at this postcode
Company type
PRI/LBG/NSC (Private, Limited by guarantee, no share capital, use of 'Limited' exemption)
Incorporated on
24 October 2017
Status
Active
Age
8 years
Previous names
ASPEN INITIATIVE UK (to 22 Feb 2022)
Nature of business (SIC)
58190 — Other publishing activities · 82302 — Activities of conference organisers · 85590 — Other education n.e.c.
Accounts — next due
31 Jul 2027
Accounts — last made up to
31 Oct 2025
Confirmation statement — next due
06 Nov 2026
Confirmation statement — last
23 Oct 2025

Registered charity

This company is also on the Charity Commission's register of England and Wales. The register records the company number itself, so this is not a match on the name.

Aspen Institute UK
Charity 1186896 · Charitable company · registered 11 December 2019
Latest reported income £320,882
Charity Commission record ↗

People with significant control

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

Jan Vincent Rostowski
holds 25–50% of voting rights
Notified 24/10/2017
Mr Ed Williams
has significant influence or control
Notified 24/04/2020
Mr Thomas Stephane Eymond-Laritaz
holds 25–50% of voting rights
Notified 24/10/2017
Sir Sherard Louis Cowper-Coles
holds 25–50% of voting rights
Notified 24/10/2017

Corporate structure

Who controls this company, and who they control in turn

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

Connections

Mr Ed Williams
born 09/1972 · United Kingdom has significant influence or control Notified 24/04/2020
Jan Vincent Rostowski
born 04/1951 · United Kingdom holds 25–50% of votes Control ended 15/06/2021
Mr Thomas Stephane Eymond-Laritaz
born 02/1973 · England holds 25–50% of votes Control ended 21/03/2021 Controls 3 companies
Sir Sherard Louis Cowper-Coles
born 01/1955 · United Kingdom holds 25–50% of votes Control ended 01/11/2018

Change history

Reconstructed from the dated records Companies House publishes

DateChangeWasNow
22/02/2022 Registered name changed ASPEN INITIATIVE UK ASPEN INSTITUTE UK
15/06/2021 Person with significant control ceased Jan Vincent Rostowski
21/03/2021 Person with significant control ceased Mr Thomas Stephane Eymond-Laritaz
24/04/2020 Person with significant control added Mr Ed Williams
01/11/2018 Person with significant control ceased Sir Sherard Louis Cowper-Coles
24/10/2017 Person with significant control added Sir Sherard Louis Cowper-Coles
24/10/2017 Person with significant control added Mr Thomas Stephane Eymond-Laritaz
24/10/2017 Person with significant control added Jan Vincent Rostowski

Documents for ASPEN INSTITUTE UK

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

No entry found on the ICO register of fee payers under this name.

Not every organisation has to register — some are exempt. An absent entry is a question to ask, not a finding.

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/11029944
X-Api-Key: $OPENDATA_KEY
Read the API docs

Frequently asked questions

What is the company number of ASPEN INSTITUTE UK?
According to the official registry, the company number of ASPEN INSTITUTE UK is 11029944.
Where is ASPEN INSTITUTE UK registered?
The registered office is 27 KINGS ROAD, HITCHIN, SG5 1RD, ENGLAND.
What is the SIC code of ASPEN INSTITUTE UK?
The nature of business is recorded under SIC code 58190 — Other publishing activities, 82302 — Activities of conference organisers, 85590 — Other education n.e.c..
Who controls ASPEN INSTITUTE UK?
Jan Vincent Rostowski is recorded as a person with significant control, and holds 25–50% of voting rights.
When are the next accounts of ASPEN INSTITUTE UK due?
The next annual accounts are due by 31 July 2027, and the last accounts were made up to 31 October 2025.

About ASPEN INSTITUTE UK (11029944)

ASPEN INSTITUTE UK is a pri/lbg/nsc (private, limited by guarantee, no share capital, use of 'limited' exemption) incorporated on 24 October 2017 and registered in the United Kingdom under company number 11029944. Its registered office is at 27 KINGS ROAD, HITCHIN, SG5 1RD, ENGLAND. The recorded nature of business is other publishing activities (SIC 58190). The company is currently active , with statutory accounts last made up to 31 October 2025. , and the person with significant control is Jan Vincent Rostowski. This profile is provided by opendata.bot by Noetikos, aggregating official data from Companies House bulk data , last refreshed 2 September 2026.

Other publishing activities 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.