opendata.bot
Company number
08437207

TAMESIS ADVISORY LIMITED

Officer · GARCIA HERNANDEZ, Guillermo
Active
✓ Active company on the official register. Next accounts due 31 December 2026.

Company details

Registered name
TAMESIS ADVISORY LIMITED
Company number
08437207
Registered office
EIGHTH FLOOR NEW STREET SQUARE, NEW FETTER LANE, LONDON, EC4A 3AQ
Company type
Private Limited Company
Incorporated on
8 March 2013
Status
Active
Age
13 years
Nature of business (SIC)
82990 — Other business support service activities n.e.c.
Accounts — next due
31 Dec 2026
Accounts — last made up to
31 Mar 2025
Confirmation statement — next due
22 Mar 2027
Confirmation statement — last
08 Mar 2026

What the register says

Facts from the register, with the dates they are filed under. Not a score: what they mean is for you to judge, and every line can be checked against Companies House itself.

Companies House register snapshot, read 02/09/2026.

Officers

1 active

director
Appointed 08/03/2013
Active

People with significant control

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

Mr Guillermo Garcia Hernandez
ownership-of-shares-75-to-100-percent, voting-rights-75-to-100-percent, right-to-appoint-and-remove-directors
Notified 06/04/2016

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

Mr Guillermo Garcia Hernandez
born 05/1967 · Mexico owns 75–100% of shares · holds 75–100% of votes · can appoint and remove directors Notified 06/04/2016 Controls 2 companies

Serving officers

director Appointed 08/03/2013

Change history

Reconstructed from the dated records Companies House publishes

DateChangeWasNow
06/04/2016 Person with significant control added Mr Guillermo Garcia Hernandez
08/03/2013 Director appointed GARCIA HERNANDEZ, Guillermo

Financial highlights

No figures could be read from the accounts filed on 02 Jan 2026. Companies House holds some filings only as a document image, which carries no tagged figures; the filing itself is on the register either way.

Documents for TAMESIS ADVISORY LIMITED

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

Filing history

Most recent filings

CS01 — confirmation-statement-with-no-updates
confirmation-statement
AA — accounts-with-accounts-type-total-exemption-full
accounts
CS01 — confirmation-statement-with-no-updates
confirmation-statement
AD03 — move-registers-to-sail-company-with-new-address
address
AA — accounts-with-accounts-type-total-exemption-full
accounts
PSC04 — change-to-a-person-with-significant-control
persons-with-significant-control
CH01 — change-person-director-company-with-change-date
officers
CS01 — confirmation-statement-with-no-updates
confirmation-statement
AA — accounts-with-accounts-type-total-exemption-full
accounts
CS01 — confirmation-statement-with-no-updates
confirmation-statement
AA — accounts-with-accounts-type-total-exemption-full
accounts
CS01 — confirmation-statement-with-no-updates
confirmation-statement
AA — accounts-with-accounts-type-total-exemption-full
accounts
CS01 — confirmation-statement-with-no-updates
confirmation-statement
AA — accounts-with-accounts-type-total-exemption-full
accounts
CS01 — confirmation-statement-with-no-updates
confirmation-statement
AA — accounts-with-accounts-type-total-exemption-full
accounts
CS01 — confirmation-statement-with-no-updates
confirmation-statement
AA — accounts-with-accounts-type-total-exemption-full
accounts
CS01 — confirmation-statement-with-no-updates
confirmation-statement
AA — accounts-with-accounts-type-total-exemption-full
accounts
CS01 — confirmation-statement-with-updates
confirmation-statement
AA — accounts-with-accounts-type-total-exemption-small
accounts
AR01 — annual-return-company-with-made-up-date-full-list-shareholders
annual-return
AA — accounts-with-accounts-type-total-exemption-small
accounts

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

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GET /v1/company/gb/08437207
X-Api-Key: $OPENDATA_KEY
Read the API docs

Frequently asked questions

What is the company number of TAMESIS ADVISORY LIMITED?
According to the official registry, the company number of TAMESIS ADVISORY LIMITED is 08437207.
Where is TAMESIS ADVISORY LIMITED registered?
The registered office is EIGHTH FLOOR NEW STREET SQUARE, NEW FETTER LANE, LONDON, EC4A 3AQ.
Who runs TAMESIS ADVISORY LIMITED?
GARCIA HERNANDEZ, Guillermo is listed among the officers of TAMESIS ADVISORY LIMITED.
What is the SIC code of TAMESIS ADVISORY LIMITED?
The nature of business is recorded under SIC code 82990 — Other business support service activities n.e.c..
Who controls TAMESIS ADVISORY LIMITED?
Mr Guillermo Garcia Hernandez is recorded as a person with significant control, with ownership of shares 75 to 100 percent, voting rights 75 to 100 percent, right to appoint and remove directors.
When are the next accounts of TAMESIS ADVISORY LIMITED due?
The next annual accounts are due by 31 December 2026, and the last accounts were made up to 31 March 2025.

About TAMESIS ADVISORY LIMITED (08437207)

TAMESIS ADVISORY LIMITED is a private limited company incorporated on 8 March 2013 and registered in the United Kingdom under company number 08437207. Its registered office is at EIGHTH FLOOR NEW STREET SQUARE, NEW FETTER LANE, LONDON, EC4A 3AQ. The recorded nature of business is other business support service activities n.e.c. (SIC 82990). The company is currently active , with statutory accounts last made up to 31 March 2025. 1 active officer is on record , and the person with significant control is Mr Guillermo Garcia Hernandez. This profile is provided by opendata.bot by Noetikos, aggregating official data from Companies House bulk data , last refreshed 9 September 2026.

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