The following companies were sponsors of the 2011 LWES show:

Worcester Pen Company (Bryan Lucas)
Sheaffer Pen Company
The Pen & Pencil Gallery (Jim Marshall)
Knight Pens (Greg Houlgate)
Onoto Pen Company (Alastair Adams)
Wrapture Pen Wraps (Martin Forster)
Monteverde (Michael Owen)
Conklin (Yafa Pen Company)
Conway Stewart