The Biotech Growth Trust PLC (BIOG) Board of Directors | Ticker | TickerRoger Philip Yates
Chairman
4 yrs 4 mosAge: 69British
Geoffrey Che-Chang Hsu
Director
7 yrs 11 mosAge: 51American
Dr Nicola Ann Shepherd
Director
5 yrs 3 mosAge: 50British
Hamish Michael Baillie
Director
2 yrs 5 mosAge: 47British
Julie Ann Tankard
Director
1 yrs 7 mosAge: 59British
Dame Jennifer Margaret Harries
Director
7 mosAge: 67British
| Name | Role | Appointed | Tenure | Nationality |
|---|
| Chairman | 1 Dec 2021 | 4 yrs 4 mos | British |
| Director | 16 May 2018 | 7 yrs 11 mos | American |
| Director | 18 Jan 2021 | 5 yrs 3 mos | British |
|
Tenure: 9 yrsResigned: 17 Jul 2025
David Lindsay Willetts
Director
Tenure: 9 yrs 8 mosResigned: 17 Jul 2025
Steven Andrew Ralph Bates
Director
Tenure: 9 yrsResigned: 18 Jul 2024
Andrew Neville Joy
Director
Tenure: 10 yrs 4 mosResigned: 19 Jul 2022
Kay Elizabeth Davies
Director
Tenure: 9 yrs 4 mosResigned: 14 Jul 2021
Tenure: 12 yrs 2 mosResigned: 16 May 2018
Peter Stephen Keen
Director
Roger Philip Yates
Chairman
4 yrs 4 mosAge: 69British
Geoffrey Che-Chang Hsu
Director
7 yrs 11 mosAge: 51American
Dr Nicola Ann Shepherd
Director
5 yrs 3 mosAge: 50British
Hamish Michael Baillie
Director
2 yrs 5 mosAge: 47British
Julie Ann Tankard
Director
1 yrs 7 mosAge: 59British
Dame Jennifer Margaret Harries
Director
7 mosAge: 67British
| Name | Role | Appointed | Tenure | Nationality |
|---|
| Chairman | 1 Dec 2021 | 4 yrs 4 mos | British |
| Director | 16 May 2018 | 7 yrs 11 mos | American |
| Director | 18 Jan 2021 | 5 yrs 3 mos | British |
|
Tenure: 9 yrsResigned: 17 Jul 2025
David Lindsay Willetts
Director
Tenure: 9 yrs 8 mosResigned: 17 Jul 2025
Steven Andrew Ralph Bates
Director
Tenure: 9 yrsResigned: 18 Jul 2024
Andrew Neville Joy
Director
Tenure: 10 yrs 4 mosResigned: 19 Jul 2022
Kay Elizabeth Davies
Director
Tenure: 9 yrs 4 mosResigned: 14 Jul 2021
Tenure: 12 yrs 2 mosResigned: 16 May 2018
Peter Stephen Keen
Director
Hamish Michael Baillie
| Director | 3 Sept 2024 | 1 yrs 7 mos | British |
Dame Jennifer Margaret Harries | Director | 16 Sept 2025 | 7 mos | British |
Tenure: 20 yrs 1 mosResigned: 12 Jul 2017
The Right Honorable William Arthur Waldergrave
Director
Tenure: 18 yrs 1 mosResigned: 12 Jul 2016
Tenure: 18 yrs 1 mosResigned: 8 Jul 2015
Dr John Laurie Gordon
Director
Tenure: 17 yrs 1 mosResigned: 10 Jul 2014
John Richard Sclater
Director
Tenure: 15 yrs 1 mosResigned: 12 Jul 2012
John Anthony Victor Townsend
Director
Tenure: 10 yrs 5 mosResigned: 8 Nov 2007
Andrew Michael Hougie
Director
Tenure: 1 mosResigned: 4 Jun 1997
Timothy John Herrington
Director
Tenure: 1 mosResigned: 4 Jun 1997
| Name | Role | Appointed | Resigned | Tenure | Nationality |
|---|
| Julia Le Blan | Director | 12 Jul 2016 | 17 Jul 2025 | 9 yrs | English |
| David Lindsay Willetts | Director | 11 Nov 2015 | 17 Jul 2025 | 9 yrs 8 mos | British |
| Steven Andrew Ralph Bates | Director | 8 Jul 2015 | 18 Jul 2024 | 9 yrs | British |
| Andrew Neville Joy | Director | 15 Mar 2012 | 19 Jul 2022 | 10 yrs 4 mos | British |
| Kay Elizabeth Davies | Director | 15 Mar 2012 | 14 Jul 2021 | 9 yrs 4 mos | English |
| Sven Heinz Borho | Director | 27 Mar 2006 | 16 May 2018 | 12 yrs 2 mos | German |
| Peter Stephen Keen | Director | 4 Jun 1997 |
Hamish Michael Baillie
| Director | 3 Sept 2024 | 1 yrs 7 mos | British |
Dame Jennifer Margaret Harries | Director | 16 Sept 2025 | 7 mos | British |
Tenure: 20 yrs 1 mosResigned: 12 Jul 2017
The Right Honorable William Arthur Waldergrave
Director
Tenure: 18 yrs 1 mosResigned: 12 Jul 2016
Tenure: 18 yrs 1 mosResigned: 8 Jul 2015
Dr John Laurie Gordon
Director
Tenure: 17 yrs 1 mosResigned: 10 Jul 2014
John Richard Sclater
Director
Tenure: 15 yrs 1 mosResigned: 12 Jul 2012
John Anthony Victor Townsend
Director
Tenure: 10 yrs 5 mosResigned: 8 Nov 2007
Andrew Michael Hougie
Director
Tenure: 1 mosResigned: 4 Jun 1997
Timothy John Herrington
Director
Tenure: 1 mosResigned: 4 Jun 1997
| Name | Role | Appointed | Resigned | Tenure | Nationality |
|---|
| Julia Le Blan | Director | 12 Jul 2016 | 17 Jul 2025 | 9 yrs | English |
| David Lindsay Willetts | Director | 11 Nov 2015 | 17 Jul 2025 | 9 yrs 8 mos | British |
| Steven Andrew Ralph Bates | Director | 8 Jul 2015 | 18 Jul 2024 | 9 yrs | British |
| Andrew Neville Joy | Director | 15 Mar 2012 | 19 Jul 2022 | 10 yrs 4 mos | British |
| Kay Elizabeth Davies | Director | 15 Mar 2012 | 14 Jul 2021 | 9 yrs 4 mos | English |
| Sven Heinz Borho | Director | 27 Mar 2006 | 16 May 2018 | 12 yrs 2 mos | German |
| Peter Stephen Keen | Director | 4 Jun 1997 |
| The Right Honorable William Arthur Waldergrave | Director | 9 Jun 1998 | 12 Jul 2016 | 18 yrs 1 mos | British |
| Paul Gaunt | Director | 5 Jun 1997 | 8 Jul 2015 | 18 yrs 1 mos | British |
| Dr John Laurie Gordon | Director | 5 Jun 1997 | 10 Jul 2014 | 17 yrs 1 mos | British |
| John Richard Sclater | Director | 5 Jun 1997 | 12 Jul 2012 | 15 yrs 1 mos | British |
| John Anthony Victor Townsend | Director | 4 Jun 1997 | 8 Nov 2007 | 10 yrs 5 mos | British |
| Andrew Michael Hougie | Director | 20 May 1997 | 4 Jun 1997 | 1 mos | British |
| Timothy John Herrington | Director | 20 May 1997 | 4 Jun 1997 | 1 mos | British |
| The Right Honorable William Arthur Waldergrave | Director | 9 Jun 1998 | 12 Jul 2016 | 18 yrs 1 mos | British |
| Paul Gaunt | Director | 5 Jun 1997 | 8 Jul 2015 | 18 yrs 1 mos | British |
| Dr John Laurie Gordon | Director | 5 Jun 1997 | 10 Jul 2014 | 17 yrs 1 mos | British |
| John Richard Sclater | Director | 5 Jun 1997 | 12 Jul 2012 | 15 yrs 1 mos | British |
| John Anthony Victor Townsend | Director | 4 Jun 1997 | 8 Nov 2007 | 10 yrs 5 mos | British |
| Andrew Michael Hougie | Director | 20 May 1997 | 4 Jun 1997 | 1 mos | British |
| Timothy John Herrington | Director | 20 May 1997 | 4 Jun 1997 | 1 mos | British |
