Company:  AMERICAN DG ENERGY INC (ADGE)
Form Type:  SC 13G/A
Filing Date:  12/2/2011 
CIK:  0001378706 
Address:  45 FIRST AVENUE 
City, State, Zip:  WALTHAM, Massachusetts 02451 
Telephone:  781-622-1120 
Fiscal Year:  12/31 
Last Trade
Last Trade: 
$1.70  
Change: 
0.00 (0.00%)  
Trade Time: 
02:38 PM EST  
Market Cap: 
$82.43M
Description of Business
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  FORM SC 13G/A
  EXHIBIT 99.(A)