ILLINGWORTH RESEARCH GROUP LIMITED

Active Farnborough

Other human health activities

101 employees website.com
Life sciences and medical technology Other human health activities
I

ILLINGWORTH RESEARCH GROUP LIMITED

Other human health activities

Founded 26 Oct 1998 Active Farnborough, England 101 employees website.com
Life sciences and medical technology Other human health activities

Previous Company Names

ILLINGWORTH RESEARCH LIMITED 1 Apr 2011 — 17 Jan 2017
CLINICAL DEVELOPMENT AND SUPPORT SERVICES LIMITED 26 Oct 1998 — 1 Apr 2011
Accounts Submitted 8 Oct 2025 Next due 30 Sept 2026 5 months remaining
Confirmation Submitted 22 Dec 2025 Next due 3 Jan 2027 8 months remaining
Net assets £3M £2M 2024 year on year
Total assets £15M £470K 2024 year on year
Total Liabilities £12M £1M 2024 year on year
Charges 2
2 outstanding

Contact & Details

Contact

Registered Address

Farnborough Business Park 1 Pinehurst Road Farnborough GU14 7BF England

Telephone

0800 000 0000

Email

info@example.com

Website

www.example.com

Full company profile for ILLINGWORTH RESEARCH GROUP LIMITED (03656301), an active life sciences and medical technology company based in Farnborough, England. Incorporated 26 Oct 1998. Other human health activities. View financials, directors, shareholders, and filings.

Business Summary

This company specializes in providing innovative solutions and services across multiple sectors.

Products & Services

consulting software analytics integration

Reports

Credit Report

In-depth credit score, financial analysis, risk assessment and company intelligence.

Financials

Financials

Period 1 Jan → 31 Dec 2024
Type Total Exemption Full
Next accounts 31 December 2025
Due by 30 September 2026 9 months

Net Assets, Total Assets & Total Liabilities (2014–2024)

Cash in Bank

£1.28M

Decreased by £1.08M (-46%)

Net Assets

£2.91M

Decreased by £1.89M (-39%)

Total Liabilities

£11.69M

Increased by £1.42M (+14%)

Turnover

£27.74M

Decreased by £2.69M (-9%)

Employees

101

Decreased by 28 (-22%)

Debt Ratio

80%

Increased by 12 (+18%)

Financial History

Revenue, profit, EBITDA and key financial figures

2024
Dec Year End
2023
Dec Year End
P&L
Revenue
£142.3M
£128.7M
Gross Profit
£48.2M
£43.1M
Operating Profit
£22.4M
£19.8M
Net Profit
£18.1M
£15.9M
EBITDA
£31.5M
£28.2M
Assets
Cash
£24.7M
£21.3M
Total Assets
£89.4M
£82.1M
Liabilities
Total Liabilities
£45.2M
£41.8M
Key Metrics
Employees
1,247
1,156
Latest Revenue
£142.3M
Latest EBITDA
£31.5M
Cash Position
£24.7M

Funding

Fundraising & Grants

No fundraising or grants recorded

Investors (0)

No investor information available

Share Capital

Share Capital

Share allotments and capital structure

1 Allotment 3,000 Shares £23k Total
Date FromShare ClassShares AllottedAmount RaisedPrice/Share
17 Dec 20203,000£23k£7.58

Officers

Officers

2 active 1 resigned
Status
Citco Management (uk) LimitedCorporate-secretaryUnited KingdomUnknown1 Sept 2024Active
Marianne Carol NugentDirectorAmericanUnited States621 Aug 2022Active

Shareholders

Shareholders (1)

Syneos Health Ba Limited
100.0%

Persons with Significant Control

Persons with Significant Control (1)

1 Active 2 Ceased
Active
Notified 17 Dec 2020
Nature of Control
  • Ownership Of Shares 75 To 100 Percent,voting Rights 75 To 100 Percent,right To Appoint And Remove Directors

Illingworth Research Limited

Ceased 17 Dec 2020

Ceased

John Malcolm Illingworth

Ceased 17 Dec 2020

Ceased

Group Structure

Group Structure

ILLINGWORTH RESEARCH GROUP LIMITED Current Company

Charges

Charges

2 outstanding

Properties

Properties

0 total

No related properties

Documents

Company Filings

DateCategoryDescriptionDocument
9 Jan 2026OfficersTermination of Marianne Carol Nugent as director on 2025-12-19
22 Dec 2025Confirmation StatementConfirmation statement made on 2025-12-20 with no updates
8 Oct 2025AccountsAnnual accounts made up to 2024-12-31
31 Jan 2025OfficersTermination of Terttu Eigje Elisabeth Haring as director on 2025-01-30
20 Dec 2024Confirmation StatementConfirmation statement made on 2024-12-20 with no updates
9 Jan 2026 Officers

Termination of Marianne Carol Nugent as director on 2025-12-19

22 Dec 2025 Confirmation Statement

Confirmation statement made on 2025-12-20 with no updates

8 Oct 2025 Accounts

Annual accounts made up to 2024-12-31

31 Jan 2025 Officers

Termination of Terttu Eigje Elisabeth Haring as director on 2025-01-30

20 Dec 2024 Confirmation Statement

Confirmation statement made on 2024-12-20 with no updates

Recent Activity

Latest Activity

Termination of Marianne Carol Nugent as director on 2025-12-19

3 months ago on 9 Jan 2026

Confirmation statement made on 2025-12-20 with no updates

3 months ago on 22 Dec 2025

Annual accounts made up to 2024-12-31

6 months ago on 8 Oct 2025

Termination of Terttu Eigje Elisabeth Haring as director on 2025-01-30

1 years ago on 31 Jan 2025

Confirmation statement made on 2024-12-20 with no updates

1 years ago on 20 Dec 2024