Top 10 Environmental Stocks with Highest Return on Equity: RINO, IDSA, CREG, SRCL, DCI, WM, PESI, NLC, TTEK, ECOL (Jun 02, 2010)

Posted: 02 Jun 2010 07:38 AM PDT

Below are the top 10 Environmental stocks with highest Return on Equity (ROE) ratio for the last 12 months. ROE shows a company's efficiency in making profits from shareholders' equity. It is equal to net profits divided by shareholders' equity. Two Chinese companies (RINO, CREG) are on the list.

RINO International Corporation (NASDAQ:RINO) has the 1st highest Return on Equity in this segment of the market. Its ROE was 35.78% for the last 12 months. Its net profit margin was 30.54% for the same period. Industrial Services of America, Inc. (NASDAQ:IDSA) has the 2nd highest Return on Equity in this segment of the market. Its ROE was 30.85% for the last 12 months. Its net profit margin was 2.92% for the same period. China Recycling Energy Corp. (NASDAQ:CREG) has the 3rd highest Return on Equity in this segment of the market. Its ROE was 24.75% for the last 12 months. Its net profit margin was 22.75% for the same period. Stericycle, Inc. (NASDAQ:SRCL) has the 4th highest Return on Equity in this segment of the market. Its ROE was 23.29% for the last 12 months. Its net profit margin was 14.90% for the same period. Donaldson Company, Inc. (NYSE:DCI) has the 5th highest Return on Equity in this segment of the market. Its ROE was 18.77% for the last 12 months. Its net profit margin was 7.77% for the same period.

Waste Management, Inc. (NYSE:WM) has the 6th highest Return on Equity in this segment of the market. Its ROE was 16.83% for the last 12 months. Its net profit margin was 9.08% for the same period.Perma-Fix Environmental Services, Inc. (NASDAQ:PESI) has the 7th highest Return on Equity in this segment of the market. Its ROE was 14.74% for the last 12 months. Its net profit margin was 9.67% for the same period. Nalco Holding Company (NYSE:NLC) has the 8th highest Return on Equity in this segment of the market. Its ROE was 14.59% for the last 12 months. Its net profit margin was 1.81% for the same period. Tetra Tech, Inc. (NASDAQ:TTEK) has the 9th highest Return on Equity in this segment of the market. Its ROE was 13.48% for the last 12 months. Its net profit margin was 6.07% for the same period. US Ecology Inc. (NASDAQ:ECOL) has the 10th highest Return on Equity in this segment of the market. Its ROE was 13.10% for the last 12 months. Its net profit margin was 10.35% for the same period.