Lehrer-Online is the leading curated material and service portal for teachers across all school types, levels, and subjects in the German-speaking region. Established in 2000, the company operates in the Digital Media, EdTech, and Education industries. In 01 January 2014, Lehrer-Online secured a significant Venture Round investment led by Sirius Venture Capital. With its slogan "Einfach unterrichten," meaning "Simply teach," the platform holds substantial potential in advancing educational resources and support for teachers.