Grail Bio UK Limited

Active12227768 Private limited company

Incorporated: 25 September 2019 (7 years)
Previously known as: Grail Biotech UK Limited (until 1 October 2019)
Industry: Other business support service activities n.e.c. (82990)
Directors: Joshua Ofman
Harpal Singh Kumar
Aaron Alexander Freidin
Owned by: Grail, Inc
Accounts type: Full
Region: Greater London
Address: Birchin Court 5th Floor
19-25 Birchin Lane
London
EC3V 9DU

Filing status

Accounts due: 30 September 2027
Last accounts: 31 December 2025
Conf. stmt due: 8 October 2027
Last conf. stmt: 24 September 2026

Officers 4 active

Officer details are public data from the Companies House register.

Ofman, Joshua, Dr

Director · Appointed 1 November 2021

American

Born April 1964 (62)

Kumar, Harpal Singh, Sir

Director · Appointed 10 July 2020

British

Born January 1965 (61)

Zedra Cosec (UK) Limited

Corporate Secretary · Appointed 25 September 2019

Also at Front Street Search Ltd, A5 Emea Ltd, Handshake International UK Ltd · more companies

Freidin, Aaron Alexander

Director · Appointed 25 September 2019

American

Born May 1978 (48)

Officer history (2 former)

1 June 2026

Resigned Ragusa, Robert as Director

20 December 2021

Resigned Young, Matthew Paul as Director

1 November 2021

Appointed Ofman, Joshua, Dr as Director

1 November 2021

Appointed Ragusa, Robert as Director

10 July 2020

Appointed Kumar, Harpal Singh, Sir as Director

9 December 2019

Appointed Young, Matthew Paul as Director

25 September 2019

Appointed Zedra Cosec (UK) Limited as Corporate Secretary

25 September 2019

Appointed Freidin, Aaron Alexander as Director

Ownership 1 active

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

Grail, Inc

Corporate entity · Notified 25 June 2024

Owns 75–100% of shares

Holds 75–100% of voting rights

Corporation

Reg. no. 3650500

Former controllers (1)

24 June 2024

Ceased Illumina, Inc. — Owns 75–100% of shares

Financials

Balance sheet as at 31 December 2025 · full accounts

Net Assets: £26,896,052
Cash: £1,966,834
Turnover: £17,158,191
Profit Before Tax: £3,609,925
Employees: 42

Debt Ratio: 9%
Current Ratio: 10.8x
Profit Margin: 21%
Return on Equity: 13%

Trend

Turnover

Balance sheet detail

	2025	2024	2023	2022	2021	2020
Fixed Assets	£23,796	£35,485	£57,433	£41,338	£45,093	£6,026
Current Assets	£29,604,590	£21,466,477	£15,522,263	£8,850,987	£6,937,482	£597,591
Cash	£1,966,834	£1,657,618	£3,434,644	£4,846,757	£3,664,294	£526,778
Creditors (< 1 year)	£2,732,334	£2,961,039	£6,655,725	£4,113,658	£5,430,332	£500,032
Net Current Assets	£26,872,256	£18,505,438	£8,866,538	£4,737,329	£1,507,150	£97,559
Net Assets	£26,896,052	£18,540,923	£8,923,971	£4,778,667	£1,552,243	£103,585
Shareholder Funds	£26,896,052	£18,540,923	£8,923,971	£4,778,667	£1,552,243	£103,585

Turnover	£17,158,191	£32,845,384	£35,847,236	£34,162,408
Cost of Sales	£0	£632,763	£1,598,195
Gross Profit	£17,158,191	£32,212,621	£34,249,041	£34,162,408
Admin Expenses	£16,358,957	£30,213,591	£31,994,228	£31,892,254
Staff Costs	£7,015,134	£9,373,094	£9,825,327	£7,044,904
Operating Profit	£3,609,623	£3,859,720	£2,254,813	£2,270,154
Profit Before Tax	£3,609,925	£3,866,327	£2,260,002	£2,270,154
Tax	£0	£8,419	(£1,827,987)	(£1,011,151)
Profit for Period	£3,609,925	£3,857,908	£4,087,989	£3,281,305	(£39,801,673)

Filings 36

Date	Description	Made Up To
15 October 2026	Confirmation statement with updates	24 September 2026
14 October 2026	Director's details changed
14 October 2026	Director's details changed
14 October 2026	Change of details for a person with significant control
15 July 2026	Full accounts	31 December 2025