Siemens AG is a global powerhouse in electronics and electrical engineering, operating in the industry, energy, healthcare and infrastructures & cities sectors. For more than 160 years, we have built reputation for leading-edge innovations and the quality of its products, services and solutions. There can be no answers without people who ask questions. Every day. Additionally we are the world’s largest provider of environmental technologies, generating more than 40 percent of its annual revenue by its environmental portfolio.