Alticast Inc.
Provides interactive television software solutions based on DVB-MHP.

Lysis
Develops the leading software platform for the management and delivery of digital media content: lysis idtv, more than TV.

NTL iTV developers site
Information for developing on NTL's platform (Liberate) including emulator.

Microsoft TV Development
The Microsoft TV developers Website

Sofia Digital
Provider of DVB-MHP software solutions for digital and interactive television.

HTTV
France-based provider of end-to-end solutions for interactive digital television.

Boxed Web
Developmental company specialising in digital interactive television development with in-house products and services.

Mindhouse
UK-based developmental company providing cross-platform solutions for interactive television.

Java Technology in Digital TV
Java information for interactive digital television.

Linux TV.org
Developmental information for Linux open source software for digital TV, DVB, receivers, Linux DVD players, and streaming video.

MediaTechnik
Hungary-based company developer of applications for interactive TV, set-top boxes, videogame consoles, wireless phones, PDAs, and embedded devices.

Nativ
UK-based development, design, and consultancy company specialising in interactive television, broadband, and broadcast technologies.

Cabot Communications Ltd.
Provides products and services for digital TV including the MHEG-5 platform for development for UK Digital Terrestrial standards.

Advanced Media Strategies
Consulting firm helping clients conceptualize, define, develop, validate and introduce revenue-rich TV-based converged-media services and products.

TestQuest
Provides automated testing software solutions for interactive TV.