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Company profile

Diurnal Limited

Home | Diurnal | Dedicated to developing hormone therapeutics

Diurnal is a European, UK-headquartered specialty pharmaceutical company dedicated to developing lifelong treatments for rare and chronic endocrine conditions.

CRN
05237326
Founded
2004
Age
21

Overview

Legal name
IMMEDICA UK LIMITED
Region
Wales
Registered address
CARDIFF MEDICENTRE
HEATH PARK
CARDIFF
CF14 4UJ
Insolvency history
No

Corporate ownership

Updated 06 Jun 2026 16:52

1 level 1 ultimate controller
1
Company Active LTD
Diurnal Limited
CRN 05237326
2
Direct and ultimate controller Active PLC
Diurnal Group Limited
CRN 09846650

Company events

Reference milestones and recent Companies House filing stream events.

11 events
05 Oct
2026

Confirmation statement due

Confirmation Due

Next confirmation statement due date

30 Sep
2026

Accounts due

Accounts Due

Next accounts due date

21 Sep
2025

Confirmation statement filed

Confirmation

Last confirmation statement made up date

31 Dec
2024

Accounts filed

Accounts

Last accounts made up date

21 Oct
2024

Change To A Person With Significant Control

Persons-with-significant-control

PSC05 | Transaction MzQ0MDMxOTcyN2FkaXF6a2N4

Published 21 Oct 2024 02:59

21 Oct
2024

Certificate Change Of Name Company

Change-of-name

CERTNM | Transaction MzQ0MDMxMjM0MWFkaXF6a2N4

Published 21 Oct 2024 02:05

01 Oct
2024

Move Registers To Sail Company With New Address

Address

AD03 | Transaction MzQzNzkzOTgzN2FkaXF6a2N4

Published 01 Oct 2024 10:22

01 Oct
2024

Change Sail Address Company With Old Address New Address

Address

AD02 | Transaction MzQzNzY5NTI2OWFkaXF6a2N4

Published 01 Oct 2024 09:11

27 Sep
2024

Confirmation Statement With Updates

Confirmation-statement

CS01 | Transaction MzQzNzUwNzIyMWFkaXF6a2N4

Published 27 Sep 2024 10:36

25 Sep
2024

Change Person Director Company With Change Date

Officers

CH01 | Transaction MzQzNzE4NzI3MmFkaXF6a2N4

Published 25 Sep 2024 11:47

21 Sep
2004

Incorporated

Inception

Company registered at Companies House

Public funding

1 award
First funded
2021
Funded years
2021
Age at first award
16 years

Projects

2021 Study

The use of salivary cortisone in the diagnosis and management of adrenal disease

1 Jan 2021 to 31 Dec 2023

Awarded
£0
Total cost £0

This project aims to develop, validate and introduce new salivary tests into the NHS (and worldwide) to simplify the diagnosis and treatment of patients with adrenal insufficiency. The adrenal produces the essential stress hormone cortisol without which patients die from circulatory collapse in what is called an adrenal crisis. Adrenal insufficiency may b...

Product types

Study