What Advent Bioservices say about themselves
“Advent BioServices is a Contract Development & Manufacturing Organisation (CDMO) developing cell and gene therapy solutions”
Advent Bioservices Ltd
- Incorporated
- 3 October 2013 (13 years)
- Previously known as
- Cognate Bioservices Limited (until 9 May 2017)Cognate Bioscience UK Limited (until 5 February 2014)
- Industry
- Manufacture of pharmaceutical preparations (21200) Research and experimental development on biotechnology (72110)Other professional, scientific and technical activities n.e.c. (74909)
- Directors
- Owned by
- Northwest Biotherapeutics, Inc.
- Accounts type
- Full
- Region
- East of England
- Address
- Sawston Business ParkSawstonCambridgeCB22 3JG
Website & contact details
- Website
Filing status
- Accounts due
- 31 December 2026
- Last accounts
- 31 December 2024
- Conf. stmt due
- 17 October 2027
- Last conf. stmt
- 3 October 2026
Officers 2 active
Officer details are public data from the Companies House register.
Pire, Philippe Thomas George
Secretary · Appointed 16 May 2022
Director · Appointed 3 October 2013
American
Born October 1955 (71)
Ownership 2 active
People and entities with significant control, from the Companies House PSC register
Northwest Biotherapeutics, Inc.
Corporate entity · Notified 24 October 2025
Owns 75–100% of shares
Inc.
Reg. no. 0001072379
American
Born October 1955 (71)
Former controllers (1)
24 October 2025
Ceased Toucan Holdings LLC — Owns 75–100% of shares
Financials
Balance sheet as at 31 December 2024 · full accounts
- Net Assets
- £2,740,095
- Cash
- £351,834
- Profit Before Tax
- (£19,482,978)
- Debt Ratio
- 46%
- Current Ratio
- 1.0x
- Return on Equity
- -744%
Trend
Net Assets
Balance sheet detail
| 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | |
|---|---|---|---|---|---|---|
| Fixed Assets | £2,945,302 | £6,723,186 | £4,104,075 | £2,157,092 | £1,422,606 | £223,943 |
| Current Assets | £2,166,457 | £19,161,102 | £13,587,711 | £8,406,277 | £7,631,200 | £5,478,383 |
| Debtors | £1,814,623 | £18,790,723 | £12,342,266 | £6,407,080 | £5,887,254 | £2,981,997 |
| Cash | £351,834 | £370,379 | £1,245,445 | £1,999,197 | £1,743,946 | £2,496,386 |
| Creditors (< 1 year) | £2,212,601 | £2,394,621 | £1,823,396 | £1,315,197 | £1,385,532 | £866,431 |
| Net Current Assets | (£46,144) | £16,766,481 | £11,764,315 | £7,091,080 | £6,245,668 | £4,611,952 |
| Net Assets | £2,740,095 | £23,116,093 | £15,494,816 | £9,063,419 | ||
| Shareholder Funds | £2,740,095 | £23,116,093 | £15,494,816 | £9,063,419 | £7,668,274 | £4,835,895 |
Filings 39
| Date | Description | Made Up To | Pages | |
|---|---|---|---|---|
| 22 October 2026 | Cessation of a person with significant control | |||
| 22 October 2026 | Notification of a person with significant control | |||
| 22 October 2026 | Confirmation statement with updates | 3 October 2026 | ||
| 31 December 2025 | Full accounts | 31 December 2024 | ||
| 17 October 2025 | Confirmation statement with updates | 3 October 2025 |
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