Roger took over at Jeremy Tree's Beckhampton House Stables in 1990 and never looked back. Group winner after group winner followed including the English Derby with "Quest for Fame" and the French Derby with "Sanglamore" and he is now one of the country's top trainers.
Roger went to Beckhampton to work as Assistant Trainer to Jeremy Tree in 1978 and after 13 years he took over the Trainers License in 1990. Since the 1820's Beckhampton has been the home to 6 previous Trainers and over 30 Classic winners have been trained on the famous gallops. Trainers have included; Sam Darling and his son Fred, Sir Noel Murless and Sir Gordon Richards.
During his time with Jeremy Tree the stable stars included; "Rainbow Quest","Scintillate", "Sharpo", "Known Fact", and "Danehill" who is arguably one of the most influential Stallions in the last 15 years. In addition to "Sanglamore" and "Quest For Fame", Roger has trained the Group 1 winners; "Tamarisk", "Patavellian", "Tante Rose", "Avonbridge" and Cityscape.
The major Handicap successes have included; The Old Newton Cup, The Zetland Gold Cup, The Magnet Cup, The Britannia, The George V Handicap, The Duke of Edinburgh, 2 Cambridgeshires, 2 Bunbury Cups, 3 Totesport Miles, and 3 Stewards Cups.
| 06-10-2012 | Mince | John Guest Bengough | Group 3 |
| 26-09-2012 | Primevere (IRE) | Foundation Stakes | Listed |
| 09-09-2012 | Mince | Garowby Stakes | Listed |
| 08-09-2012 | Thistle Bird | BetFred Superior Mile | Listed |
| 22-08-2012 | Dundonnell (USA) | Acomb Stakes | Group 3 |
| 19-08-2012 | Mince | Flying Fillies Stakes | Listed |
| 27-07-2012 | Thistle Bird | Woodcote Valiant Stakes | Listed |
| 30-06-2012 | Definightly | Woodies DIY Sapphire St | Group 3 |
| 30-06-2012 | Thistle Bird | Midsummer Stakes | Listed |
| 26-05-2012 | Bated Breath | The Betfred Temple St | Group 2 |
| 05-05-2012 | Al Kazeem | The Jockey Club Stakes | Group 2 |
| 31-03-2012 | Cityscape | The Dubai Duty Free | Group 1 |
| 30-10-2011 | Cityscape | Prix Perth | Group 3 |
| 01-10-2011 | Sea Of Heartbreak (Ire) | Prix De Royallieu | Group 2 |
| 11-09-2011 | Cityscape | Solonaway Stakes | Group 3 |
| 31-07-2011 | Sea of Heartbreak | Chalice Stakes | Listed |
| 25-06-2011 | Genki (Ire) | The Chipchase Stakes | Group 3 |
| 23-05-2011 | Bated Breath | Leisure Stakes | Listed |
| 14-04-2011 | Genki | Abernant Stakes | Group 3 |
| 01-11-2010 | Definightly | The Prix Seine et Oise | Group 3 |
| 23-10-2010 | Clowance | St Simon Stakes | Group 3 |
| 01-10-2010 | Cityscape | The Nayef Joel Stakes | Group 3 |
| 11-09-2010 | Definightly | RUK Starlit Stakes | Listed |
| 04-09-2010 | Cityscape | Superior Mile Stakes | Listed |
| 21-07-2010 | Marlinka | Prix desReves D'Or | Listed |
| 17-04-2010 | Brunston | Spring Mile | Handicap |
| 13-09-2009 | Border Patrol | Solonaway Stakes | Group 3 |
| 01-08-2009 | Genki | Stewards Cup | Handicap |
| 19-09-2008 | Blue Monday | Arc Trial | Group 3 |
| 01-08-2008 | Fifteen Love | Tote Sport Mile | Handicap |
| 19-06-2008 | Fifteen Love | Britannia - (R. Ascot) | Handicap |
| 16-05-2008 | Clowance | Swettenham Stud Stakes | Listed |
| 03-08-2007 | Third Set | Tote Sport Mile | Handicap |
| 28-07-2007 | Third Set | Tote International Stakes | Handicap |
| 15-09-2006 | Blue Monday | Arc Trial | Group 3 |
| 15-06-2006 | Blue Monday | La Coupe | Group 3 |
| 02-10-2005 | Avonbridge | Prix d'Abbaye | Group 1 |
| 01-10-2005 | Blue Monday | Cambridgeshire | Handicap |
| 09-07-2005 | Striking Ambition | Prix de Ris-Orangis | Group 3 |
| 28-05-2005 | Striking Ambition | Goldene Peitsche | Group 3 |
| 14-05-2005 | Kind | Kilvington Fillies Stakes | Listed |
| 03-05-2005 | Blue Monday | Zetland Gold Cup | Handicap |
| 30-04-2005 | Avonbridge | Palace House Stakes | Group 3 |
| 17-04-2005 | Striking Ambition | Woodland Stakes | Listed |
| 17-11-2004 | Striking Ambition | Prix Contessina | Listed |
| 10-10-2004 | Striking Ambition | Waterford Testimonial St | Listed |
| 19-09-2004 | Kind | Flower of Scotland Stakes | Listed |
| 18-07-2004 | Trade Fair | Minstrel Stakes | Group 3 |
| 07-09-2004 | Tante Rose | Summer Stakes | Group 3 |
| 04-07-2004 | Tante Rose | Haydock Sprint | Group 1 |
| 06-06-2004 | Avonbridge | Prix du Gros-Chene | Group 2 |
| 05-10-2003 | Patavellian | Prix de l'Abbaye | Group 1 |
| 31-08-2003 | Deportivo | Flying Five Stakes | Group 2 |
| 02-08-2003 | Patavellian | Stewards Cup | Handicap |
| 10-07-2003 | Patavellian | Bunbury Cup | Handicap |
| 08-07-2003 | Move It | Tote Exacta Stakes | Handicap |
| 28-06-2003 | Trade Fair | Criterion | Group 2 |
| 29-06-2003 | Deportivo | Richard H Faught Mem St | Lised |
| 17-06-2003 | Three Valleys | Coventry | Group 2 |
| 17-06-2003 | Deportivo | Balmoral - (R. Ascot) | Handicap |
| 15-06-2003 | Avonbridge | Cathedral Stakes | Listed |
| 16-05-2003 | Striking Ambition | Caernarvon Stakes | Listed |
| 30-04-2003 | Striking Ambition | Pavilion Stakes | Lised |
| 13-11-2002 | Striking Ambition | Prix Saraca | Listed |
| 19-10-2002 | Luvah Girl | Rockfell Stakes | Group 2 |
| 12-10-2002 | Avonbridge | Rockingham Stakes | Listed |
| 19-07-2002 | Deportivo | Rosebowl Stakes | Listed |
| 20-09-2001 | Irish Vale | Harry Roseberry Stakes | Listed |
| 11-07-2001 | Arrive | Bahrain Trophy | Listed |
| 21-06-2001 | Harmonic Way | Cork and Orrery (R. Ascot) | Group 2 |
| 02-06-2001 | Harmonic Way | Leisure Stakes | Listed |
| 23-06-2000 | Harmonic Way | Wokingham (R. Ascot) | Handicap |
| 28-09-1999 | Inchlonaig | Tattersalls Bonus | Condition |
| 31-07-1999 | Harmonic Way | Steward's Cup | Handicap |
| 05-09-1998 | Tamarisk | Haydock Sprint | Group 1 |
| 30-09-1997 | Tamarisk | Tattersalls Bonus | Condition |
| 16-08-1997 | King Alex | Royal Whip | Group 3 |
| 25-06-1997 | Cap Juluca | Gala Stakes | Listed |
| 21-05-1997 | Maid of Camelot | Lupe | Group 3 |
| 25-04-1997 | Wixim | Sandown Mile | Group 2 |
| 06-07-1996 | Spout | Lancashire Oaks | Group 2 |
| 11-05-1996 | Mystic Knight | Lingfield Derby Trial | Group 3 |
| 20-04-1996 | Spout | John Porter | Group 3 |
| 30-09-1995 | Cap Juluca | Cambridgshire | Handicap |
| 19-08-1995 | Source of Light | Chester Rated Hcap | Handicap |
| 17-08-1995 | Didina | City of York Stakes | Listed |
| 17-07-1995 | Baron Ferdinand | Scottish Classic | Group 3 |
| 09-07-1995 | Don Corleone | Robert Sice Memorial | Listed |
| 25-05-1995 | Baron Ferdinand | Festival Stakes | Listed |
| 02-10-1994 | Andromaque | Prix de l'Opera | Group 2 |
| 27-09-1994 | Don Corleone | Tattersalls Bonus | Condition |
| 03-09-1994 | Art of War | Sirenia Stakes | Listed |
| 04-08-1994 | Yenda | Pix Thiberville | Listed |
| 16-07-1994 | Wandesta | Aphrodite Stakes | Listed |
| 09-06-1994 | Interim | Ballymacoll Stakes | Listed |
| 13-08-1993 | Inchinor | Hungerford Stakes | Group 3 |
| 10-07-1993 | Baron Ferdinand | Magnet Cup | Handicap |
| 26-06-1993 | Inchinor | Criterium | Group 3 |
| 16-06-1993 | Source of Light | Bessborough (R Ascot) | Handicap |
| 07-04-1993 | Inchinor | Greenham | Group 3 |
| 18-09-1992 | White Shadow | Firth of Clyde Stakes | Listed |
| 28-07-1992 | Storm Dove | Oak Tree Stakes | Listed |
| 09-07-1992 | Consigliere | Bunbury Cup | Handicap |
| 18-06-1992 | Source of Light | King George V ( R Ascot) | Handicap |
| 02-06-1991 | Sanglamore | Prix d'Isphan | Group 1 |
| 06-06-1990 | Quest for Fame | Derby | Group 1 |
| 03-06-1990 | Sanglamore | French Derby | Group 1 |
| 17-05-1990 | Sanglamore | Dante | Group 2 |