Quarterly report pursuant to Section 13 or 15(d)

Consolidated Statements of Cash Flows

v2.4.1.9
Consolidated Statements of Cash Flows (USD $)
3 Months Ended
Mar. 31, 2015
Mar. 31, 2014
CASH FLOWS FROM OPERATING ACTIVITIES:    
Net loss attributable to Tecogen Inc. $ (652,947)us-gaap_ProfitLoss $ (1,079,205)us-gaap_ProfitLoss
Adjustments to reconcile net loss to net cash used in operating activities:    
Depreciation and amortization 67,239us-gaap_DepreciationDepletionAndAmortization 72,258us-gaap_DepreciationDepletionAndAmortization
Change in provision for allowance on accounts receivable 0us-gaap_ProvisionForDoubtfulAccounts 50,600us-gaap_ProvisionForDoubtfulAccounts
Provision for (Recovery from) Inventory Valuation Reserves (40,000)tcgn_ProvisionForRecoveryFromInventoryValuationReserves 0tcgn_ProvisionForRecoveryFromInventoryValuationReserves
Stock-based compensation 93,254us-gaap_ShareBasedCompensation 32,491us-gaap_ShareBasedCompensation
Other Noncash Income (Expense) (12,383)us-gaap_OtherNoncashIncomeExpense (13,343)us-gaap_OtherNoncashIncomeExpense
Gain (Loss) on Disposition of Assets (5,569)us-gaap_GainLossOnDispositionOfAssets1 0us-gaap_GainLossOnDispositionOfAssets1
Changes in operating assets and liabilities    
Proceeds from (Repayments of) Short-term Debt, Maturing in Three Months or Less (353)us-gaap_ProceedsFromRepaymentsOfShortTermDebtMaturingInThreeMonthsOrLess (647)us-gaap_ProceedsFromRepaymentsOfShortTermDebtMaturingInThreeMonthsOrLess
Accounts receivable (659,607)us-gaap_IncreaseDecreaseInAccountsReceivable (559,604)us-gaap_IncreaseDecreaseInAccountsReceivable
Unbilled revenue (153,905)us-gaap_IncreaseDecreaseInBillingInExcessOfCostOfEarnings (71,710)us-gaap_IncreaseDecreaseInBillingInExcessOfCostOfEarnings
Inventory, net 374,069us-gaap_IncreaseDecreaseInInventories (129,464)us-gaap_IncreaseDecreaseInInventories
Due from related party 327,843us-gaap_IncreaseDecreaseInDueFromRelatedParties (306,305)us-gaap_IncreaseDecreaseInDueFromRelatedParties
Prepaid expenses and other current assets (53,163)tcgn_IncreaseDecreaseInPrepaidExpenseAndOtherCurrentAssets (135,875)tcgn_IncreaseDecreaseInPrepaidExpenseAndOtherCurrentAssets
Increase (Decrease) in Other Operating Assets 0us-gaap_IncreaseDecreaseInOtherOperatingAssets 32,000us-gaap_IncreaseDecreaseInOtherOperatingAssets
Increase (decrease) in:    
Accounts payable 681,160us-gaap_IncreaseDecreaseInAccountsPayable (474,002)us-gaap_IncreaseDecreaseInAccountsPayable
Accrued expenses 270,174us-gaap_IncreaseDecreaseInAccruedLiabilities 267,898us-gaap_IncreaseDecreaseInAccruedLiabilities
Due to related party (765,124)tcgn_IncreaseDecreaseInInterestPayableRelatedParty 452,490tcgn_IncreaseDecreaseInInterestPayableRelatedParty
Deferred revenue 0us-gaap_IncreaseDecreaseInDeferredRevenue (119,667)us-gaap_IncreaseDecreaseInDeferredRevenue
Interest payable, related party 0us-gaap_IncreaseDecreaseInDueToRelatedParties (198,450)us-gaap_IncreaseDecreaseInDueToRelatedParties
Net cash used in operating activities (504,546)us-gaap_NetCashProvidedByUsedInOperatingActivities (2,153,849)us-gaap_NetCashProvidedByUsedInOperatingActivities
CASH FLOWS FROM INVESTING ACTIVITIES:    
Purchases of property and equipment (12,935)us-gaap_PaymentsToAcquirePropertyPlantAndEquipment (55,964)us-gaap_PaymentsToAcquirePropertyPlantAndEquipment
Purchases of intangible assets (47,237)us-gaap_PaymentsToAcquireIntangibleAssets (36,422)us-gaap_PaymentsToAcquireIntangibleAssets
Proceeds from Sale of Other Productive Assets 5,569us-gaap_ProceedsFromSaleOfOtherProductiveAssets 0us-gaap_ProceedsFromSaleOfOtherProductiveAssets
Purchases of short-term investments, restricted 0us-gaap_PaymentsToAcquireShortTermInvestments (583,073)us-gaap_PaymentsToAcquireShortTermInvestments
Net cash used in investing activities (54,603)us-gaap_NetCashProvidedByUsedInInvestingActivities (675,459)us-gaap_NetCashProvidedByUsedInInvestingActivities
CASH FLOWS FROM FINANCING ACTIVITIES:    
Proceeds (payments) on demand notes payable and line of credit to related party 0us-gaap_RepaymentsOfRelatedPartyDebt 2,950,000us-gaap_RepaymentsOfRelatedPartyDebt
Purchase of unvested restricted stock 996,874us-gaap_SaleOfStockConsiderationReceivedOnTransaction 6,300us-gaap_SaleOfStockConsiderationReceivedOnTransaction
Proceeds from the exercise of stock options 360,225us-gaap_ProceedsFromStockOptionsExercised 6,000us-gaap_ProceedsFromStockOptionsExercised
Net cash provided by (used in) financing activities 1,357,099us-gaap_NetCashProvidedByUsedInFinancingActivities (2,937,700)us-gaap_NetCashProvidedByUsedInFinancingActivities
Net increase (decrease) in cash and cash equivalents 797,950us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease (5,767,008)us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease
Cash and cash equivalents, beginning of the period 1,186,033us-gaap_CashAndCashEquivalentsAtCarryingValue  
Cash and cash equivalents, end of the period 1,983,983us-gaap_CashAndCashEquivalentsAtCarryingValue  
Non-cash investing and financing activities:    
Interest paid $ 30,059us-gaap_InterestPaid $ 233,220us-gaap_InterestPaid