The Thrombosis Research Institute company overview
The Thrombosis Research Institute is a private company limited by guarantee registered with company number 02161565. It was incorporated on 4 Sep 1987 and its current status is active.
The registered office is at 66 St James's Street Third Floor, St. James's Street, London, SW1A 1NE. The company has 5 active officers.
The Thrombosis Research Institute upcoming deadlines
Year end accounts
Due 30 Apr 2027
Confirmation statement
Due 11 May 2027
Corporation tax payment
Due 1 May 2027
Dates are the ones Companies House holds for this company. Late accounts trigger automatic Companies House penalties starting at £150, and HMRC charges interest on late corporation tax.
The Thrombosis Research Institute at a glance
39 years
Trading age
14,313 days since incorporation
5
Active officers
David, Guy, David, Ralph,
142
Filings on record
Latest: 8 Jul 2026
100/100
Filing health score
Accounts and statement up to date
Directors of The Thrombosis Research Institute
Former officers
6 more officers are on the register. See all on Companies House
Nature of business (SIC codes)
72110
Research and experimental development on biotechnology
Allowable expenses for The Thrombosis Research Institute
Based on The Thrombosis Research Institute's SIC code (72110), these are typical tax-deductible expenses for a professional & creative services company. Claiming them lowers the profit you pay corporation tax on.
Design tools & equipment
Creative software, cameras, drawing tablets and props.
Professional memberships
HMRC-approved professional body subscriptions.
Business travel
Trains, flights, hotels and subsistence for client work.
Working from home
A share of household bills or the £6-a-week flat rate.
Vehicle & mileage
45p a mile for the first 10,000 business miles in a personal car.
Staff & director salaries
Wages, employer NI and pension contributions paid through PAYE.
Accountancy & legal fees
Bookkeeping, year-end accounts, tax advice and company secretarial costs.
Business insurance
Public liability, professional indemnity and employer's liability cover.
Phone & internet
Business mobile contracts, broadband and a share of home internet.
General guidance only — every expense must be wholly and exclusively for business. Ask an accountant
Tax guide for businesses like The Thrombosis Research Institute
How much tax does a professional & creative services company pay?
UK companies pay corporation tax at 19% on profits up to £50,000, rising to 25% above £250,000, with marginal relief in between. Claiming every allowable expense reduces taxable profit.
Does a company like The Thrombosis Research Institute need to register for VAT?
VAT registration is compulsory once taxable turnover passes £90,000 in any rolling 12 months. Many businesses register voluntarily to reclaim VAT on costs.
How much does an accountant cost for a limited company in London?
Fixed-fee accountants typically charge £60–£200 a month for a small limited company, covering year-end accounts, corporation tax and the confirmation statement.
Can directors of The Thrombosis Research Institute pay themselves in dividends?
Most small company directors take a low salary plus dividends. Dividends are paid from profits after corporation tax, with an annual £500 dividend allowance.
Filing history
8 Jul 2026 · AD01
Registered office address changed on 8 Jul 2026
3 Jun 2026 · CS01
Confirmation statement made on 27 Apr 2026 with no updates
23 Apr 2026 · AP03
Appointment of Mr Paul Howard Stacey as a secretary on 9 Apr 2026
16 Apr 2026 · AA
Small accounts made up to 31 Jul 2025
15 Apr 2026 · TM02
Termination of appointment of Diana Mary Rawstron as a secretary on 1 Apr 2026
23 Jun 2025 · CS01
Confirmation statement made on 14 Jun 2025 with no updates
3 Apr 2025 · AA
Small accounts made up to 31 Jul 2024
20 Jun 2024 · CS01
Confirmation statement made on 14 Jun 2024 with no updates
5 May 2024 · AA
Small accounts made up to 31 Jul 2023
19 Jun 2023 · CH03
Change person secretary company with change date
16 Jun 2023 · CS01
Confirmation statement made on 14 Jun 2023 with no updates
16 Jun 2023 · CH01
Director's details changed for Mr Guy Howard Weston on 13 Jun 2023
14 Jun 2023 · CH01
Director's details changed for Mr David Patrick Henry Burgess on 13 Jun 2023
5 Apr 2023 · AA
Small accounts made up to 31 Jul 2022
8 Jul 2022 · TM01
Termination of appointment of Jeffrey William Herbert as a director on 6 Jul 2022
22 Jun 2022 · CS01
Confirmation statement made on 14 Jun 2022 with no updates
10 May 2022 · AA
Small accounts made up to 31 Jul 2021
6 Apr 2022 · AD01
Registered office address changed on 6 Apr 2022
19 Jul 2021 · CS01
Confirmation statement made on 14 Jun 2021 with no updates
13 May 2021 · AA
Group accounts made up to 31 Jul 2020
Showing the latest 20 of 142 filings. See the full history on Companies House
Accounting services for The Thrombosis Research Institute
From tax to payroll, find accountants who look after every part of The Thrombosis Research Institute’s finances.
Year-end accounts
Statutory accounts prepared and filed with Companies House on time, every year.
Corporation tax
CT600 returns filed with HMRC and tax planned so you only pay what you owe.
Payroll
Pay your team on time every month, with RTI submissions and pensions handled.
VAT & bookkeeping
Keep your books tidy and your VAT returns MTD-ready all year round.
Confirmation statement
Your annual confirmation statement checked and filed before the deadline.
Management accounts
Monthly or quarterly reports so you can see how the business is really doing.
More about The Thrombosis Research Institute
About The Thrombosis Research Institute
The Thrombosis Research Institute is a UK private company limited by guarantee based in London, registered at Companies House as company number 02161565 since 4 Sep 1987. Its listed activities include research and experimental development on biotechnology. This page brings together its public record — directors, registered office, nature of business and filing history — in one easy place.
The Thrombosis Research Institute filings and compliance
Every UK limited company must file annual accounts, a confirmation statement and a corporation tax return each year. The Thrombosis Research Institute has 142 filings on record. Keeping on top of these deadlines avoids automatic penalties from Companies House and HMRC, which start at £150 for late accounts.
Looking for an accountant in London?
Businesses like The Thrombosis Research Institute often use a local accountant for year-end accounts, corporation tax, VAT and payroll. Compare fixed-fee, regulated accountants near London and get free quotes in minutes.
This page shows public information from Companies House. Director of The Thrombosis Research Institute?
The Thrombosis Research Institute – frequently asked questions
What is the company number of The Thrombosis Research Institute?
The Thrombosis Research Institute is registered at Companies House under company number 02161565.
When was The Thrombosis Research Institute incorporated?
The Thrombosis Research Institute was incorporated on 4 Sep 1987 as a private company limited by guarantee.
Who are the directors of The Thrombosis Research Institute?
Current officers are David Patrick Henry Burgess (director), Guy Howard Weston (director), David Edmond, Lord Neuberger (director), Ralph, Revd Canon Sir Waller (director) and Paul Howard Stacey (secretary).
What does The Thrombosis Research Institute do?
The company's registered nature of business (SIC) is 72110 – Research and experimental development on biotechnology.
Where is The Thrombosis Research Institute registered?
The registered office address is 66 St James's Street Third Floor, St. James's Street, London, SW1A 1NE.
Is The Thrombosis Research Institute still trading?
According to its latest Companies House record the company status is active. Its most recent filing was registered office address changed on 8 Jul 2026 on 8 Jul 2026.