CERTARA UK LIMITED
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Next accounts due
2026-09-30 (in 4mo)
Last filed for 2024-12-31
Confirmation statement due
2026-05-29 (this month)
Last made up 2025-05-15
Watchouts
None on the register
Cash
£28M
+59.8% highest in 3 filed years
Net assets
£97M
+29.8% highest in 3 filed years
Employees
230
+21.7% highest in 3 filed years
Profit before tax
£23M
+35.3% highest in 3 filed years
Name history
Renamed 1 time since incorporation
- CERTARA UK LIMITED 2018-03-02 → present
- SIMCYP LIMITED 2001-05-15 → 2018-03-02
Net assets
5-year trend · vs Technology median
Accounts
5-year trend · latest reflected 2022-12-31
Latest accounts filed cover 2024-12-31; financial figures currently reflect up to 2022-12-31.
| Metric | Trend | 2018-12-31 | 2019-12-31 | 2020-12-31 | 2021-12-31 | 2022-12-31 |
|---|---|---|---|---|---|---|
| Turnover | — | — | £34,151,635 | £38,549,351 | £46,044,700 | |
| Operating profit | — | — | £13,834,336 | £15,393,445 | £21,431,253 | |
| Profit before tax | — | — | £16,072,047 | £17,250,336 | £23,335,245 | |
| Net profit | — | — | £12,805,028 | £13,523,626 | £18,391,090 | |
| Cash | — | — | £7,270,769 | £17,708,006 | £28,295,607 | |
| Total assets less current liabilities | — | — | £59,452,819 | £75,312,434 | £97,619,255 | |
| Net assets | — | — | £58,807,678 | £74,874,016 | £97,216,860 | |
| Equity | £33,153,664 | £45,004,119 | £58,807,678 | £74,874,016 | £97,216,860 | |
| Average employees | — | — | 171 | 189 | 230 | |
| Wages | — | — | £12,819,615 | £16,093,560 | £19,781,491 |
Values shown as filed in the company's annual accounts. — indicates the figure wasn't present under that line item in that period. About these numbers
Ratios
Computed from the line items above — sparklines read oldest → newest
| Ratio | Trend | 2018-12-31 | 2019-12-31 | 2020-12-31 | 2021-12-31 | 2022-12-31 |
|---|---|---|---|---|---|---|
| Operating margin | — | — | 40.5% | 39.9% | 46.5% | |
| Net margin | — | — | 37.5% | 35.1% | 39.9% | |
| Return on capital employed | — | — | 23.3% | 20.4% | 22.0% | |
| Interest cover | — | — | 3645.41x | — | — |
Margins divide P&L lines by turnover. Gearing is liabilities over total assets. Current ratio is current assets over creditors falling due within one year. Interest cover is operating profit over absolute finance costs. Sector-distribution context coming next.
Audit & accounting basis
- Accounting basis
- FRS 102
- Reporting scope
- Standalone (parent only)
- Auditor
- RSM UK Audit LLP
- Audit opinion
- Unqualified (clean)
- Going concern
- Affirmed
“At the time of approving the financial statements, the directors have a reasonable expectation that the Company has adequate resources to continue in operational existence for the foreseeable future. Thus the directors continue to adopt the going concern basis of accounting in preparing the financial statements.”
Group structure
- CERTARA UK LIMITED · parent
- Insight Medical Writing Limited 100%
- Formedix Limited 100%
- Insight PV & Consulting GmbH 100%
- Certara G.K. 100%
- Certara Korea Ltd 100%
- Chemaxon Ktf 100%
- Chemaxon, LLC 100%
- Chemaxon GmbH 100%
- Chemaxon Limited 100%
Significant events
- “The company purchased the Chemaxon subsidiaries, in October 2024, for £73 million in cash which was funded by way of an intercompany loan with Certara USA.”
- “During the current year, the Company made a significant investment by acquisition of Chemaxon for $90 million in cash which was finalised on October 1, 2024.”
Auditor, going-concern and subsidiary information is drawn from the narrative of the latest annual accounts. About these numbers
People
4 active · 23 resigned
| Name | Role | Appointed | Born | Nationality |
|---|---|---|---|---|
| CORCORAN, Daniel Desmond | Secretary | 2024-06-28 | — | — |
| ASPBURY, Robert Allen, Dr | Director | 2020-01-01 | May 1971 | British |
| CORCORAN, Daniel Desmond | Director | 2024-07-08 | Dec 1966 | American |
| WILSON, Richard James | Director | 2016-11-01 | Feb 1971 | British |
Show 23 resigned officers
| Name | Role | Appointed | Resigned |
|---|---|---|---|
| BIRTLES, Richard Mark | Secretary | 2001-05-15 | 2012-02-29 |
| DEIESO, Donald Allan | Secretary | 2013-12-19 | 2017-08-15 |
| LEFKOWITZ, Alan | Secretary | 2014-12-29 | 2018-06-20 |
| MUNN, James | Secretary | 2012-02-29 | 2013-12-18 |
| TRAYNOR, Richard | Secretary | 2018-06-20 | 2024-05-31 |
| YORK PLACE COMPANY SECRETARIES LIMITED | Corporate Nominee Secretary | 2001-05-15 | 2001-05-15 |
| CATTON, David John, Mr. | Director | 2001-05-15 | 2012-02-29 |
| DEIESO, Donald Allan | Director | 2013-12-18 | 2017-08-15 |
| EVANS, John William | Director | 2002-05-09 | 2012-02-29 |
| FEEHERY, William Francis | Director | 2019-06-28 | 2023-06-01 |
| HOPKINS, James Lee | Director | 2012-02-29 | 2014-04-01 |
| LEFKOWITZ, Alan | Director | 2017-08-15 | 2018-06-20 |
| MUNIZ, Edmundo Manuel | Director | 2017-08-15 | 2019-03-31 |
| MUNN, James | Director | 2014-12-29 | 2016-11-01 |
| MUNN, James | Director | 2012-02-29 | 2013-12-18 |
| ROSTAMI-HOCHAGHAN, Amin, Dr | Director | 2002-05-09 | 2012-02-29 |
| SCHEMICK, Michael Andrew | Director | 2014-12-29 | 2023-03-24 |
| TOON, Stephen, Dr. | Director | 2015-12-07 | 2020-01-01 |
| TOON, Stephen, Dr. | Director | 2006-09-14 | 2012-02-29 |
| TRAYNOR, Richard Michael | Director | 2023-06-01 | 2024-05-31 |
| TUCKER, Geoffrey Thomas, Dr | Director | 2002-05-09 | 2012-02-29 |
| YINGLING, John | Director | 2012-02-29 | 2014-12-29 |
| YORK PLACE COMPANY NOMINEES LIMITED | Corporate Nominee Director | 2001-05-15 | 2001-05-15 |
Ownership
Persons with significant control
| Name | Kind | Nature of control | Notified | Status |
|---|---|---|---|---|
| Mr Terrence Mullen | Individual | Shares 75–100%, Voting 75–100%, Appoints directors | 2016-04-06 | Ceased 2016-04-06 |
| Jeffrey Kovach | Individual | Shares 75–100%, Voting 75–100%, Appoints directors | 2016-04-06 | Ceased 2016-04-06 |
| Certara Uk Holdings Limited | Corporate entity | Shares 75–100%, Voting 75–100%, Appoints directors | 2016-04-06 | Active |
Filing timeline
Last 20 of 172 total filings
| Date | Type | Category | Description | |
|---|---|---|---|---|
| 2025-10-04 | AA | accounts | Accounts with accounts type full | |
| 2025-05-19 | CS01 | confirmation-statement | Confirmation statement with no updates | |
| 2024-10-13 | AA | accounts | Accounts with accounts type full | |
| 2024-08-15 | RP04AP03 | officers | Second filing of secretary appointment with name | |
| 2024-07-17 | RP04AP01 | officers | Second filing of director appointment with name | |
| 2024-07-09 | AP01 | officers | Appoint person director company with name date | |
| 2024-07-09 | AP03 | officers | Appoint person secretary company with name date | |
| 2024-07-01 | TM01 | officers | Termination director company with name termination date | |
| 2024-07-01 | TM02 | officers | Termination secretary company with name termination date | |
| 2024-05-20 | CS01 | confirmation-statement | Confirmation statement with no updates | |
| 2023-07-19 | AA | accounts | Accounts with accounts type full | |
| 2023-06-09 | TM01 | officers | Termination director company with name termination date | |
| 2023-06-09 | AP01 | officers | Appoint person director company with name date | |
| 2023-05-23 | CS01 | confirmation-statement | Confirmation statement with no updates | |
| 2023-05-09 | AD02 | address | Change sail address company with old address new address | |
| 2023-04-11 | TM01 | officers | Termination director company with name termination date | |
| 2022-09-28 | AA | accounts | Accounts with accounts type full | |
| 2022-05-16 | CS01 | confirmation-statement | Confirmation statement with no updates | |
| 2021-12-10 | AA | accounts | Accounts with accounts type full | |
| 2021-05-17 | CS01 | confirmation-statement | Confirmation statement with no updates |
Public-record activity
Raw counts from Companies House — last 12–24 months
- Filings
- 2
- Capital events
- 0
- Officers appointed
- 0
- Officers resigned
- 0
last 12 months
last 24 months
last 12 months
last 12 months
Direct counts from the register. No score, no rating — see the Filing timeline for the underlying events.
Year-on-year
FY2021 → FY2022 · period ending 2022-12-31 vs 2021-12-31
-
Turnover
+19.4%
£38,549,351 £46,044,700
highest in 3 filed years
-
Cash
+59.8%
£17,708,006 £28,295,607
highest in 3 filed years
-
Net assets
+29.8%
£74,874,016 £97,216,860
highest in 3 filed years
-
Employees
+21.7%
189 230
highest in 3 filed years
-
Operating profit
+39.2%
£15,393,445 £21,431,253
highest in 3 filed years
-
Profit before tax
+35.3%
£17,250,336 £23,335,245
highest in 3 filed years
-
Wages
+22.9%
£16,093,560 £19,781,491
highest in 3 filed years
Each % is (latest − prior) ÷ |prior| for the line item as filed. Periods don't have to be exactly 12 months apart — a long or short period (typical around incorporation or year-end changes) will distort the comparison. Lines a company doesn't report are omitted. About these numbers