Performance Services has been one of CLASS 5 Energy's top competitors. Performance Services is a Private company that was founded in 1998 in Indianapolis, Indiana. Like CLASS 5 Energy, Performance Services also competes in the Professional Services sector. Compared to CLASS 5 Energy, Performance Services has 226 more employees.
Cenergistic is seen as one of CLASS 5 Energy's biggest rivals. Cenergistic is a Private company that was founded in Dallas, Texas in 1986. Like CLASS 5 Energy, Cenergistic also operates in the Business Support Services sector. Cenergistic has 171 more employees vs. CLASS 5 Energy.