Thalia Design Automation Ltd

Active07858361 Private limited company

What Thalia Design Automation say about themselves

“Streamline your analog, mixed-signal & RF design migration process with Thalia’s unique and comprehensive solution – AMALIA.”

— from thalia-da.com

Incorporated: 23 November 2011 (14 years)
Previously known as: IC Design Eda Solutions Ltd (until 20 August 2012)
This list may be incomplete. See all names on Companies House
Industry: Business and domestic software development (62012)
Engineering related scientific and technical consulting activities (71122)
Directors: Ronald Douglas Black
Sowmyan Rajagopalan
Owned by: Mercia Fund Management Ltd
Accounts type: Total exemption full
Region: Wales
Address: Springboard Business Innovation Centre
Llantarnam Industrial Park
Cwmbran
NP44 3AW

Website & contact details

Website: thalia-da.com

Filing status

Accounts due: 31 December 2027
Last accounts: 31 March 2026
Conf. stmt due: 29 August 2027
Last conf. stmt: 15 August 2026

Officers 2 active

Officer details are public data from the Companies House register.

Black, Ronald Douglas

Director · Appointed 1 June 2023

American

Born December 1963 (62)

Rajagopalan, Sowmyan

Director · Appointed 23 November 2011

German

Born November 1977

Officer history (5 former)

1 May 2026

Resigned Baines, Rupert John Moseley as Director

28 May 2025

Appointed Baines, Rupert John Moseley as Director

1 March 2025

Resigned Deyssautier, Guillaume as Director

1 June 2023

Appointed Black, Ronald Douglas as Director

3 April 2023

Appointed Deyssautier, Guillaume as Director

3 April 2023

Resigned Mascarenhas, Everard Joseph Philip, Dr as Director

3 April 2023

Resigned Sykes, Rodger Whiteley, Dr as Director

1 March 2022

Resigned Siddorn, George as Director

3 June 2021

Appointed Siddorn, George as Director

1 May 2014

Appointed Mascarenhas, Everard Joseph Philip, Dr as Director

20 February 2013

Appointed Sykes, Rodger Whiteley, Dr as Director

23 November 2011

Appointed Rajagopalan, Sowmyan as Director

Ownership 1 active

People and entities with significant control, from the Companies House PSC register

Mercia Fund Management Ltd

Corporate entity · Notified 6 April 2016

Owns 25–50% of shares

Holds 25–50% of voting rights

Limited Liability Partnership

Reg. no. 06973399

Former controllers (2)

26 June 2023

Ceased Finance Wales Investments (6) Ltd — Owns 25–50% of shares

26 June 2023

Ceased Sowmyan Rajagopalan — Owns 25–50% of shares

Group structure 60 shown

Ownership group derived from the Companies House PSC register

Mercia Asset Management PLC

Enterprise Ventures Group Limited Owns 75–100% of shares

Enterprise Ventures (GP Evg II North West) LLP Holds 25–50% of voting rights

Mercia Regional Ventures Limited Owns 75–100% of shares

Blackley Holdings Limited In liquidationOwns 25–50% of shares

Carbon Air Limited In liquidationHas significant influence or control

Citi Logik Limited DissolvedHas significant influence or control

Crown Plus Holdings Limited Owns 25–50% of shares

Enterprise Ventures (Coalfields Growth Founders) LLP DissolvedRight to appoint and remove members

Enterprise Ventures (EV Growth Founders) LLP Right to appoint and remove members

Enterprise Ventures (EV Growth II Founders) LLP Right to appoint and remove members

Enterprise Ventures (Evg II North West Founders) LLP Right to appoint and remove members

Enterprise Ventures (General Partner Coalfields Growth) Limited DissolvedOwns 75–100% of shares

Enterprise Ventures (General Partner EV Growth II) Limited Owns 75–100% of shares

Enterprise Ventures (General Partner EV Growth) Limited Owns 75–100% of shares

Enterprise Ventures (General Partner Evg II North West) Limited Owns 75–100% of shares

Enterprise Ventures (General Partner FY Seedcorn) Limited Owns 75–100% of shares

Enterprise Ventures (General Partner Midlands Poc) Limited Owns 75–100% of shares

Enterprise Ventures (General Partner NE Venture) Limited Owns 75–100% of shares

And 23 more

Frontier Development Capital Limited Owns 75–100% of shares

FDC (General Partner Meif II - Debt WM) Limited Owns 75–100% of shares

FDC (Meif II - Debt WM Founders) LLP Holds 75–100% of voting rights

FDC General Partner Limited Owns 75–100% of shares

FDC SPV Limited Owns 75–100% of shares

Mercia Evolution General Partner LLP Holds 25–50% of voting rights

Mercia Evolution Holdco Limited Owns 75–100% of shares

Medherant Limited Owns 25–50% of shares

Mercia (General Partner) Limited Owns 75–100% of shares

Impression Technologies Limited In liquidationOwns 75–100% of shares

Cpo Realisations 2025 Limited In administrationOwns 75–100% of shares

Invincibles Studio Ltd Owns 25–50% of shares

Soccer Manager Developments Ltd Owns 75–100% of shares

Netacea Group Limited Owns 25–50% of shares

Netacea Holdings Limited Owns 75–100% of shares

Virttrade Ltd Owns 75–100% of shares

Avid Games Ltd Owns 75–100% of shares

Cards, the Universe and Everything Ltd Owns 75–100% of shares

Virttrade Developments Limited Owns 75–100% of shares

Mercia Fund Management Limited Owns 75–100% of shares

Atlas Cloud Limited Has significant influence or control

Biological Preparations Group Limited Has significant influence or control

Biological Preparations Limited Owns 75–100% of shares

And 1 more

Centuro Global Limited Has significant influence or control

E-Bate Limited In liquidationHas significant influence or control

Eyoto Group Limited Has significant influence or control

Forensic Analytics Ltd Has significant influence or control

Mercia Company Secretarial Services Limited Owns 75–100% of shares

Mercia Fund 1 General Partner Limited Owns 75–100% of shares

Newcells Biotech Limited In administrationHas significant influence or control

Pure Pet Food Ltd Has significant influence or control

Ridge Pharma Limited Has significant influence or control

Sarissa Biomedical Limited Status not confirmedOwns 25–50% of shares

Thalia Design Automation Ltd This company Owns 25–50% of shares

Tozaro Limited Has significant influence or control

Warwick Acoustics Limited Owns 50–75% of shares

And 1 more

Mercia Investments Limited Owns 75–100% of shares

Mercia Evolution Carry Partner LP Holds 75–100% of voting rights

Mercia VCT Nominee Limited Owns 75–100% of shares

Volumatic Holdings Limited Right to appoint and remove directors

Volumatic Limited Owns 75–100% of shares

Financials

Balance sheet as at 31 March 2026 · total exemption full accounts

Net Assets: (£408,802)
Cash: £4,732
Profit: (£879,085)
Employees: 5

Debt Ratio: 317%
Current Ratio: 0.6x

Trend

Net Assets

Balance sheet detail

	2026	2025	2024	2023	2022	2021	2020
Fixed Assets	£704	£1,976	£4,881	£4,345	£754	£614	£1,153
Current Assets	£187,268	£338,724	£92,541	£125,119	£183,180	£323,934	£341,031
Debtors	£182,536	£104,183	£92,541	£121,864	£173,821	£283,164	£164,751
Cash	£4,732	£234,541	£0	£3,255	£9,359	£40,770	£176,280
Creditors (< 1 year)	£304,395	£494,866	£431,307	£1,214,437	£361,541	£506,454
Creditors (> 1 year)	£292,379	£1,667	£11,667	£21,667	£31,667	£40,655
Net Current Assets	(£117,127)	(£156,142)	(£338,766)	(£1,089,318)	(£178,361)	(£182,520)	£92,730
Net Assets	(£408,802)	(£156,327)	(£346,772)	(£1,107,354)	(£209,417)	(£222,663)	£93,664
Shareholder Funds	(£408,802)

Filings

Recent filings only. See the full history on Companies House

Date	Description	Made Up To
24 August 2026	Confirmation statement with updates	15 August 2026
30 July 2026	Total exemption full accounts	31 March 2026
5 May 2026	Termination of appointment of a director
14 April 2026	Statement of capital following an allotment of shares
9 April 2026	Statement of capital following an allotment of shares