Big Health Ltd

Active06780612 Private limited company
Incorporated
29 December 2008 (17 years)
Previously known as
Sleepio Limited (until 22 July 2014)
This list may be incomplete. See all names on Companies House
Industry
Business and domestic software development (62012)
Directors
Yael Berman
Accounts type
Group
Region
Greater London
Address
Simkins LLP Lynton House
7-12 Tavistock Square
London
WC1H 9LT

Filing status

Accounts due
31 December 2026
Last accounts
31 December 2024
Conf. stmt due
5 January 2027
Last conf. stmt
22 December 2025

Charges

Total
1
Outstanding
1
Part satisfied
0
Satisfied
0

Officers 1 active

Officer details are public data from the Companies House register.

Berman, Yael
Director · Appointed 2 April 2024
American
Born February 1986 (40)
Officer history (14 former)
16 September 2025
Resigned Dittmer, Janke Jorn as Director
16 September 2025
Resigned Cole, Alliott David as Director
16 September 2025
Resigned Cassidy, John as Director
30 July 2025
Resigned Shah, Anand, Dr. as Director
30 July 2025
Resigned Gupta, Arun as Director
20 June 2025
Resigned Atkins, Betsy as Director
2 April 2024
Appointed Berman, Yael as Director
1 November 2022
Appointed Atkins, Betsy as Director
26 September 2022
Resigned Hames, Peter Andrew as Director
18 May 2022
Resigned Rockett, Elizabeth as Director
4 January 2022
Resigned Cheng, Isaac S. as Director
4 January 2022
4 January 2022
Appointed Cassidy, John as Director
4 January 2022
Appointed Shah, Anand, Dr. as Director
18 May 2020
Appointed Cheng, Isaac S. as Director
16 March 2020
Resigned Rimer, Neil Alexander as Director
16 March 2020
Appointed Dittmer, Janke Jorn as Director
19 November 2019
Appointed Gupta, Arun as Director
22 June 2016
Appointed Rockett, Elizabeth as Director
22 June 2016
Appointed Cole, Alliott David as Director
14 June 2016
Resigned Brisbourne, Nicholas Gwyn as Director
31 December 2013
Resigned Taylor, Robert Bruce as Director
4 September 2013
Appointed Rimer, Neil Alexander as Director
4 September 2013
Appointed Brisbourne, Nicholas Gwyn as Director
27 September 2012
Appointed Taylor, Robert Bruce as Director
27 September 2012
Appointed Espie, Colin Alexander, Professor as Director
7 January 2010
Resigned Hames, Barry David, Dr as Director
1 January 2010
Appointed Hames, Peter Andrew as Director
29 December 2008
Appointed Hames, Barry David, Dr as Director

Ownership 0 active

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

The company has declared that it has no person with significant control.

Filings

Recent filings only. See the full history on Companies House

DateDescriptionMade Up ToPagesPDF
5 August 2026Registration of a charge
22 January 2026Change of share class name or designation
9 January 2026Resolutions
9 January 2026Resolutions
6 January 2026Confirmation statement with updates22 December 2025
Show all recent filings

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