JW Theatres
KD Theatre Productions
Kenneth More Theatre
Kenton Theatre
Kenton Theatre Presentations
Kickline
Kings Theatre Production
LAMBCO Productions
LANA Productions
Lawrence Batley Theatre
Leah Bell in conjunction with Leisureworks
Le Navet Bete
LHK Productions
Lichfield Garrick
Lighthouse
Little Theatre Leicester
Little Wolf Entertainment
Liverpool Everyman & Playhouse
London Borough of Hounslow
LP Creatives