A
- Abertillery Youth Drama and Music Society Abertillery, Blaenau Gwent
- Angles Theatre Wisbech, Cambridgeshire
- Anomaly Productions Malvern, Worcestershire
- ANYTHING THAT MOVES Cambridge, Cambridgeshire
B
- Borealis: A Chamber Choir for the North Wakefield, West Yorkshire
C
- Cambridge Theatre Company Cambridge, Cambridgeshire
- CAST Theatre Company Colnbrook, Berkshire
- CentreStage, Shifnal Shifnal, Shropshire
D
- DiploMattOnline Glasgow, North Lanarkshire
- DIXIE'S COMPANY Bristol, Bristol
E
F
- Freshblood Leamington Spa, Warwickshire
G
- GADA Studios Gibraltar, Greater London
H
I
J
- JH Productions Belfast, Antrim
K
- Knutsford Together For Theatre Knutsford, Cheshire
- Kristian Thomas Company; LTD Derby, Nottinghamshire
L
M
- Most Curious Productions Brighton &hove, East Sussex
N
O
- Oddity Theatre Warminster, Wiltshire
P
Q
R
- Rhymes Improv Nottingham, Nottinghamshire
- Rickmansworth Players Rickmansworth, Hertfordshire
- RMTC Rochdale, Greater Manchester
- Rossall Fleetwood, Lancashire
S
- Side by Side Caerphilly, Caerphilly
- Simply Theatre Godalming, Surrey
- St James' Players Preston, Lancashire
- STAMP Studio South Shields, Tyne & Wear
- Star-Struck Theatre Company Wolverhampton, West Midlands
- Staten-Generaal Leiden, Wrexham
- StefanBenedikt Reykjavik, Buckinghamshire
- Stickman Productions Southampton, Hampshire
T
- Taxi Man Productions London, Greater London
- The ESNA Players Loughborough, Leicestershire
- The Young Theatre Bourne End, Buckinghamshire
U
V
W
- Warts and All Theatre Northampton, Northamptonshire
- Wimbledon Light Opera Society Wimbledon, Greater London
- WOPA Oxford, Oxfordshire