Diesel fuel users in Maryland are contacting Bollinger Energy to top off their generators and fuel oil tanks in preparation for colder than normal temperatures and snow expected the last week of January. Oil prices have risen 12% so far in January – the largest increase by percentage in the first month of the year since 2005. Bollinger Energy is a privately owner certified small business providing a one stop energy source of petroleum, natural gas and electricity. Bollinger Energy has supplied diesel fuel to customers in Baltimore and all over Maryland for over 30 years.