2011 Globe 100
1 Clean Harbors
Headquarters: Norwell
Sector: Services
Symbol / Exchange: CLH / NYSE
Employees: 6,840 RANK 14/90
Chief executive: Alan S. McKim
Market value: $2.60 billion RANK 26/90
1-year change in market value: 78.6% RANK 12/90
2010 revenue: $1.73 billion RANK 15/90
1-year change in revenue: 61.2% RANK 6/90
2010 net income: $130.5 million RANK 21/90
1-year change in profit margin: 120.7% RANK 15/90
2010 return on average equity: 18.3% RANK 20/90
On the net: www.cleanharbors.com