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Digital 4 has enjoyed a 30 year trading relationship and partnership with Electronic Sign Specialists Signblazer Ltd.

Since 2009 we have worked together developing new display technologies and software applications for Theatre Captioning and Opera Surtitling.

The Intellectual Property Right for all Sopratext Softwares developed since 2009 is held jointly by Signblazer and Digital 4.



Digital 4 is a partner and preferred supplier of Epson products.

We work in consultation with Epson Europe on the development and supply of Smart Caption Glasses and Epson UK as a supplier of Epson Projectors and other products.  


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Digital 4 Ltd has supplied all software and displays for Stagetext since 2009

For three years we also worked as Technical Director for Stagextext, during the period we initiated and led the CaptionCue Project for them which led directly to the introduction of automatic output of Captions to Smart Caption Glasses for Theatres in the UK.



PSCo / Absen

Based in Bracknell PSCo are specialists in new technologies including LED and Laser Projection, working closely with leading manufacturers – including Absen, Samsung and Epson


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Dynamic Display are specialists in bespoke electronic displays and database integration whom we have worked with on many Arts Installations including works by Thomson & Craighead and Michael Pinsky.