While it is still a novelty to find businesses in the United States generating their own clean electricity, it is becoming a common reality in Germany.
As a matter of fact, about eight percent of the electricity consumed in Germany each year is produced independently of a power plant. Many small business owners are seeing the benefit.
From the Business Insider:
Ten years ago Meier fitted his four-star hotel, the 45-room Park Hotel Post, set in a 19th century building, with a gas-fuelled power-and-heat cogeneration unit.
It cost him nearly 50,000 euros ($68,000), but Meier said "the investment paid for itself even faster than I had expected".
Read more: http://www.businessinsider.com/homemade-electricity-is-catching-on-in-germany-2014-5#ixzz32v9OLcpu
According to the Business Insider, it’s not just a financial decision to supply your own energy, but a security decision given that centralized power plants can be compromised at any time.