Firebrand is a tech company which helps publishers and authors promote digital review copies to book advocates and industry professionals. They operate NetGalley

Glassboxx is an eCommerce solution that enables publishers and retailers to sell digital and print books directly to readersthe Readium LCP DRM, which is seamless for its users. In addition to its services, Glassboxx offers publishers complete merchant services and end-user support and has been awarded a Stationers' warrant to reflect its dedication to innovation excellence.

the developer of a watermark solution for EPUB.

inkBOOK Europe Ltd. provides reading solutions for digital content distributors, universities and libraries. Those services include white label accessible reading applications for android and iOS and content encryption services (LCP). inkBOOK is also one of the biggest European producers of award winning android based E-Ink eReaders producer suporting EPUB2, EPUB3 with LCP DRM. The company offers eReader-as-service solution for those content resellers that want to have their own branded E-ink electronic reading device without a necessity to investing in stock. Such service consist of OTA branding, installing customers applications and stores, world wide drop shipping and all after sales support for end users.

Public institution established by the Government of the Republic of Slovenia as an information infrastructural service for Slovenian science, culture, and education. The activities of IZUM are mainly engaged in the development and operation of the COBISS system and services, which represents the core of the library information system in Slovenia and of library information systems in some other countries linked in the COBISS.net network.

ISI is a company developing backend tools for creating accessible fixed-layout EPUBs (mainly textbooks) from PDF files.

Maluhy&Co., established in 2004 by two physicists, has revolutionized the Brazilian publishing industry with its scientific approach to content conversion and processing technologies. Driven by a commitment to Research, Development, and Innovation, the company has mastered multi-format platforms creation—including LaTeX, ePub2 and 3, Daisy, XML, HTML, and the groundbreaking braille-ink technology. As the trusted partner to over 850 clients in Brazil, including the Federal Government's primary producer of digital and braille books, Maluhy&Co. has established itself as the foremost leader in editorial technology solutions. The company's dedication to excellence earned international recognition with the 2019 ABC International Excellence Award for Accessible Publishing (WIPO/UN), highlighting its pioneering 'multi-linguagens' project— the first retail book conceived in universal design that seamlessly integrates sign language, audio, braille, and printed text into a single, comprehensive product.

a company offering multiple publishing services, with a large EPUB expertise. Nord Compo can develop custom Readium-based mobile reading applications, with LCP support.

its flagship product, KNiTO is a complete EPUB 3 authoring, publishing, sales, and reader solution. KNiTO Store is a dedicated EPUB 3 book shop.

Rede Nacional de Ensino e Pesquisa is a non-profit organization which operates and develops the national advanced networking infrastructure, known as the Ipê network, for cooperation and communication in education, research, health and culture. RNP is also operating the deployment of the LCP DRM for the Brazilian PNLD program, which will soon provide ebooks to millions of students in Brazil.