2010 Globe 100
50 Clean Harbors
Headquarters: Norwell
Sector: Services
Symbol / Exchange: CLH / NYSE
Employees: 6,399 RANK 14/82
Chief executive: Alan S. McKim
Market value: 1.46 billion RANK 28/82
2009 revenue: 1.07 billion RANK 23/82
2009 net income: 36.7 million RANK 35/82
On the net: www.cleanharbors.com