Certara UK Limited company overview
Certara UK Limited is a private limited company registered with company number 04217235. It was incorporated on 15 May 2001 and its current status is active.
The registered office is at 6th Floor One London Wall, London, EC2Y 5EB. The company has 4 active officers. It was previously called Simcyp Limited.
Certara UK Limited upcoming deadlines
Year end accounts
Due 30 Sep 2027
Confirmation statement
Due 29 May 2027
Corporation tax payment
Due 1 Oct 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.
Certara UK Limited at a glance
25 years
Trading age
9,310 days since incorporation
4
Active officers
Richard, Robert, Daniel, Daniel
174
Filings on record
Latest: 7 Oct 2026
100/100
Filing health score
Accounts and statement up to date
Directors of Certara UK Limited
Former officers
13 more officers are on the register. See all on Companies House
Nature of business (SIC codes)
63110
Data processing, hosting and related activities
72200
Research and experimental development on social sciences and humanities
Allowable expenses for Certara UK Limited
Based on Certara UK Limited's SIC codes (63110, 72200), these are typical tax-deductible expenses for a software & it and professional & creative services company. Claiming them lowers the profit you pay corporation tax on.
Computers & hardware
Laptops, monitors and devices used for work.
Software subscriptions
Cloud hosting, SaaS tools, licences and domains.
Training & courses
Courses that update skills for your current work.
Working from home
A share of household bills or the £6-a-week flat rate.
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 Certara UK Limited
How much tax does a software & it and 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 Certara UK Limited 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 Certara UK Limited 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
7 Oct 2026 · AA
Full accounts made up to 31 Dec 2025
27 May 2026 · CS01
Confirmation statement made on 15 May 2026 with no updates
4 Oct 2025 · AA
Full accounts made up to 31 Dec 2024
19 May 2025 · CS01
Confirmation statement made on 15 May 2025 with no updates
13 Oct 2024 · AA
Full accounts made up to 31 Dec 2023
15 Aug 2024 · RP04AP03
Second filing of secretary appointment with name
17 Jul 2024 · RP04AP01
Second filing of director appointment with name
9 Jul 2024 · AP01
Appointment of Mr Daniel Desmond Corcoran as a director on 28 Jun 2024
9 Jul 2024 · AP03
Appointment of Mr Daniel Desmond Corcoran as a secretary on 28 Jun 2024
1 Jul 2024 · TM01
Termination of appointment of Richard Michael Traynor as a director on 31 May 2024
1 Jul 2024 · TM02
Termination of appointment of Richard Traynor as a secretary on 31 May 2024
20 May 2024 · CS01
Confirmation statement made on 15 May 2024 with no updates
19 Jul 2023 · AA
Full accounts made up to 31 Dec 2022
9 Jun 2023 · TM01
Termination of appointment of William Francis Feehery as a director on 1 Jun 2023
9 Jun 2023 · AP01
Appointment of Mr Richard Michael Traynor as a director on 1 Jun 2023
23 May 2023 · CS01
Confirmation statement made on 15 May 2023 with no updates
9 May 2023 · AD02
Change sail address company with old address new address
11 Apr 2023 · TM01
Termination of appointment of Michael Andrew Schemick as a director on 24 Mar 2023
28 Sep 2022 · AA
Full accounts made up to 31 Dec 2021
16 May 2022 · CS01
Confirmation statement made on 15 May 2022 with no updates
Showing the latest 20 of 174 filings. See the full history on Companies House
Accounting services for Certara UK Limited
From tax to payroll, find accountants who look after every part of Certara UK Limited’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 Certara UK Limited
About Certara UK Limited
Certara UK Limited is a UK private limited company based in London, registered at Companies House as company number 04217235 since 15 May 2001. Its listed activities include data processing, hosting and related activities, research and experimental development on social sciences and humanities. This page brings together its public record — directors, registered office, nature of business and filing history — in one easy place.
Certara UK Limited filings and compliance
Every UK limited company must file annual accounts, a confirmation statement and a corporation tax return each year. Certara UK Limited has 174 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 Certara UK Limited 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 Certara UK Limited?
Certara UK Limited – frequently asked questions
What is the company number of Certara UK Limited?
Certara UK Limited is registered at Companies House under company number 04217235.
When was Certara UK Limited incorporated?
Certara UK Limited was incorporated on 15 May 2001 as a private limited company.
Who are the directors of Certara UK Limited?
Current officers are Richard James Wilson (director), Robert Allen, Dr Aspbury (director), Daniel Desmond Corcoran (secretary) and Daniel Desmond Corcoran (director).
What does Certara UK Limited do?
The company's registered nature of business (SIC) is 63110 – Data processing, hosting and related activities; 72200 – Research and experimental development on social sciences and humanities.
Where is Certara UK Limited registered?
The registered office address is 6th Floor One London Wall, London, EC2Y 5EB.
Is Certara UK Limited still trading?
According to its latest Companies House record the company status is active. Its most recent filing was full accounts made up to 31 Dec 2025 on 7 Oct 2026.