Showa Denko (SDK) is a chemical producer established in 1908 in Japan, with a wide range of products and target markets.
Sumitomo Chemical has been established in 1913, and since then has been researching and producing industrial chemicals and materials. Sumitomo has been working with CDT on PLED materials, and has acquired the company in July 2007.
Sumitomo is focused on OLED materials for lighting (after their partnership with Panasonic for OLED TVs did not take off). In early 2016 the OLED-A published the performance of Sumitomo's soluble OLED materials.
Toshiba Corporation, based in Japan, is a multinational engineering and electronics corporation. Toshiba develops a wide range of products and services such as information technology equipment, components and materials, power stations, lighting, consumer electronics, household appliances and more.
Toshiba used to develop OLED Lighting panels, with plans to enter the market in 2015 - which never materialized. Toshiba, together with Sony and Hitachi, formed Japan Display in 2011. The company also develops flexible OLED panels.
Ultimate Image Corporation (UMAGE) was established in 2011 in Taiwan, with an aim to become an OLED lighting developer. UMAGE designs and develops OLED lighting technologies and systems as a fabless company.
Visionox is based in China and was founded by Tsinghua University and other investors in 2001 with an aim to develop and manufacture OLED display and lighting panels.
The company has been producing PMOLED displays for many years, and has begun AMOLED production in late 2015. In 2018 Visionox announced that it started to produce flexible AMOLED displays at its new 6-Gen OLED fab, in Hebei Province.
WAC Lighting is a global innovative lighting designer and manufacturer for Luxury Residential, Commercial, Hospitality, Institutional, Retail and Architectural applications.