Quarterly report pursuant to Section 13 or 15(d)

Consolidated Statements of Stockholders' Equity

v2.4.0.8
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, 2012 $ 4,783,035 $ 54,448 $ 16,319,985 $ (11,759,723) $ 168,325
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Forfeiture of restricted stock grant (350) (150) 0 0 (200)
Stock based compensation expense (8,105) 0 7,111 0 (15,216)
Loss available to stockholders (3,338,552) 0 0 (3,338,552)  
Net loss attributable to Tecogen Inc. (3,616,179)       (277,627)
Balance, ending balance at Sep. 30, 2013 $ 1,158,401 $ 54,298 $ 16,327,096 $ (15,098,275) $ (124,718)