Complex sentence: Vattenfall has power generation branches in Germany, Poland, Netherlands, United Kingdom, Denmark, Finland, and Sweden, as well as business in 90 different countries around the world via its consulting company, Vattenfall Power Consultant.
Split into simpler sentences: Vattenfall has power generation in Germany, Poland, Netherlands, United Kingdom, Denmark, Finland, and Sweden. In addition, Vattenfall has business in 90 different countries around the world via its consult company, Vattenfall Power Consultant.