Consultant Iain Mackintosh with John Levitt of Save London’s Theatres Campaign.

Ian Dow and Rick Dynes talk Showlight 2009.

Sightline editor Ken Bennett-Hunter and Rupert Rhymes, chairman of The Theatres Trust.

Leonard Greenwood with Michael Hall of Rosco.

Glyn O’Donoghue of A.C. Lighting Technologies with ABTT chairman Mark White of ETC.

Jessica Allan of Martin Professional with Lee House of A.C. Lighting Technologies.

Agreement at last: Sightline editor Ken Bennett-Hunter with David Adams of ABTT.

Chairmen meet: past ABTT chairmen Richard Brett (left) and David Edelstein (right) with current chairman Mark White.

Clare Ferraby presented Peter Roberts with his ABTT Fellowship award.

Alan Russell (right) presented Iain Mackintosh with his ABTT Fellowship award.

John Leventhall, Alan Luxford of Strand Lighting, Andy Collier of Technical Marketing Ltd and Ken Sewell of Entertainment Technology Press Ltd.

ABTT stalwarts Jim Laws and Brian Legge.

Ivan Myles of Henley Theatre Services with Chris Baldwin of ACT Consultant Services.

Geoff Joyce and Jenny Straker.

Michael Atkinson of the National Theatre with Bryan Raven of White Light.

Dave Short, Paul Hartley and Bob Ludlow of TMB with Adam Blaxill of Stage Electrics (left)

Michael Hall with Simon Allan of Martin Professional.

Consultants Liz Berry, Alan Russell and Roger Fox.

ABTT secretary Robin Townley with David Spink.

Tim Edwards and Liz Cecil of Pharos Controls with Richard Bunn of Arup.

Dan Timms and Josie Royal of J&C Joel.

Nick Ware of the Royal Opera House, Nikki Scott of Stage Technologies and Mick Moran of the Central School of Speech and Drama.

Mark Ager of Stage Technologies with John Simpson of White Light.

Lighting director Bernie Davis with Matt Pitman of Martin Professional.

Mhora Samuel, director of The Theatres Trust, with Sam Wise of Arup.