Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Statements of Cash Flows

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Condensed Consolidated Statements of Cash Flows - USD ($)
6 Months Ended
Jun. 30, 2015
Jun. 30, 2014
CASH FLOWS FROM OPERATING ACTIVITIES:    
Net loss attributable to Tecogen Inc. $ (984,928) $ (2,358,596)
Adjustments to reconcile net loss to net cash used in operating activities:    
Depreciation and amortization 138,828 146,060
Change in provision for allowance on accounts receivable 0 18,000
Provision for inventory reserve 23,000 0
Stock-based compensation 51,497 72,587
Non-cash interest expense (24,899) (25,907)
Gain on sale of assets (5,073) 0
Changes in operating assets and liabilities    
Short term investments 291,047 0
Accounts receivable 237,989 (695,280)
Unbilled revenue (896,001) 294,237
Inventory, net 280,480 (543,483)
Due from related party (372,570) (148,830)
Prepaid expenses and other current assets (160,964) (113,725)
Other non-current assets (5,100) 23,070
Increase (decrease) in:    
Accounts payable 915,942 114,983
Accrued expenses 331,447 116,424
Deferred revenue 0 (198,450)
Due to related party (712,759) 449,717
Interest payable, related party 0 (119,667)
Net cash used in operating activities (842,266) (2,917,046)
CASH FLOWS FROM INVESTING ACTIVITIES:    
Purchases of property and equipment (12,935) (120,773)
Proceeds from sale of assets 16,874 0
Purchases of intangible assets (95,086) (113,699)
Purchases of short-term investments, restricted 0 (584,375)
Net cash used in investing activities (91,147) (818,847)
CASH FLOWS FROM FINANCING ACTIVITIES:    
Payments for debt issuance costs 0 (7,444)
Proceeds (payments) on demand notes payable and line of credit to related party 0 2,950,000
Proceeds from sale of restricted common stock, net 996,874 2,351,335
Proceeds from the exercise of stock options 360,225 6,000
Net cash provided by (used in) financing activities 1,357,099 (600,109)
Net increase (decrease) in cash and cash equivalents 423,686 (4,336,002)
Cash and cash equivalents, beginning of the period 1,186,033  
Cash and cash equivalents, end of the period 1,609,719  
Non-cash investing and financing activities:    
Cash paid for interest $ 60,410 $ 263,553