Quarterly report pursuant to Section 13 or 15(d)

Consolidated Statements of Stockholders' Equity

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Consolidated Statements of Stockholders' Equity (USD $)
Total
Common Stock 0.001 Par Value
Additional Paid-in Capital
Accumulated Deficit
Noncontrolling Interest
Balance, beginning balance at Dec. 31, 2013 $ 7,065,893 $ 15,155 $ 22,463,996 $ (15,209,212) $ (204,046)
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Sale Of Common Stock Net Of Costs 6,300 2 6,298    
Settlement of Receivable from Shareholder 6,000 5 5,995    
Stock based compensation expense 32,491 0 31,724 0 767
Net loss attributable to Tecogen Inc. (1,079,205) 0 0 (1,020,045) (59,160)
Balance, ending balance at Mar. 31, 2014 $ 6,031,479 $ 15,162 $ 22,508,013 $ (16,229,257) $ (262,439)