What does Spartan Energy do?

Could you please elaborate on the primary functions and activities of Spartan Energy? I'm curious to understand the company's CORE operations, its role in the industry, and any notable projects or achievements it has undertaken. Additionally, how does Spartan Energy contribute to the overall energy landscape, and what sets it apart from its competitors in the market? I'd appreciate a concise yet informative description that highlights the essence of what Spartan Energy does.