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CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified | 12 Months Ended
--- | ---
Dec. 31, 2012 | Dec. 31, 2011 | Dec. 31, 2010
Cash flows from operating activities: |  |  |  |
Net (loss) income | $ (3,179) | $ 8,090 | [1] | $ 3,963
Less: Income (loss) on discontinued operations | (30) | 1,691 |  | (919)
(Loss) income from continuing operations | (3,149) | 6,399 | [1] | 4,882
Adjustments to reconcile net income from continuing operations to cash provided by operations: |  |  |  |
Depreciation and amortization | 5,470 | 4,816 | [1] | 4,530
Amortization of debt discount | 12 | 141 |  | 333
Amortization of fair value of customer contracts | (3,667) | (262) |  | 0
Deferred tax (benefit) expense | (234) | 1,943 | [1] | 208
Provision for bad debt and other reserves | 124 | 83 |  | 59
Foreign exchange gain (loss) | 1 | (3) |  | 0
Loss (gain) on disposal of plant, property and equipment | 15 | (15) |  | 138
Issuance of common stock for services | 217 | 210 |  | 240
Stock-based compensation | 191 | 345 |  | 343
Changes in operating assets and liabilities of continuing operations, net of effect of business acquisitions: |  |  |  |
Accounts receivable | 5,929 | 7,125 |  | 3,215
Unbilled receivables | 1,390 | 1,697 |  | 279
Prepaid expenses, inventories and other assets | 2,845 | 1,494 |  | 1,789
Accounts payable, accrued expenses and unearned revenue | (11,631) | 4 |  | (7,289)
Cash (used in) provided by continuing operations | (2,487) | 23,977 |  | 8,727
Cash used in provided by discontinued operations | (922) | (2,533) |  | (344)
Cash (used in) provided by operating activities | (3,409) | 21,444 |  | 8,383
Cash flows from investing activities: |  |  |  |
Purchases of property and equipment, net | (412) | (2,303) |  | (1,571)
Proceeds from sale of plant, property and equipment | 121 | 25 |  | 11
Change in restricted cash, net | 1,500 | 0 |  | 0
Payments to finite risk sinking fund | (1,918) | (1,930) |  | (1,944)
Payment of earn-out to Nuvotec shareholders | 0 | (840) |  | (1,000)
Cash used for acquisition consideration, net of cash acquired | 0 | (15,628) |  | 0
Cash used in investing activities of continuing operations | (709) | (20,676) |  | (4,504)
Cash (used in) provided by investing activities of discontinued operations | (2) | 7,691 |  | (544)
Net cash used in investing activities | (711) | (12,985) |  | (5,048)
Cash flows from financing activities: |  |  |  |
Net repayments of revolving credit | 0 | (2,019) |  | (640)
Principal repayments of long term debt | (3,532) | (11,329) |  | (3,117)
Proceeds from issuance of long-term debt | 0 | 16,000 |  | 0
Proceeds from issuance of stock | 0 | 1,000 |  | 509
Cash (used in) provided by financing activities of continuing operations | (3,532) | 3,652 |  | (3,248)
Principal repayment of long-term debt for discontinued operations | (35) | (157) |  | (52)
Cash (used in) provided by financing activities | (3,567) | 3,495 |  | (3,300)
(Decrease) increase in cash | (7,687) | 11,954 |  | 35
Cash at beginning of period | 12,055 | 101 |  | 66
Cash at end of period | 4,368 | 12,055 |  | 101
Supplemental disclosure: |  |  |  |
Interest paid | 922 | 707 |  | 893
Income taxes paid | 479 | 2,051 |  | 492
Non-cash investing and financing activities: |  |  |  |
Long-term debt incurred for purchase of property and equipment | 0 | 0 |  | 429
Note issued for earn-out to Nuvotec shareholders | 0 | 0 |  | 1,322
Warrant extension for debt modification | 0 | 36 |  | 0
Note issued in connection with settlement related to SEC acquisition, net (see Note 3) | 0 | 1,270 |  | 0
Amount held in escrow account in connection with SEC acquisition (see Note 3) | $ 0 | $ 1,500 |  | $ 0
[1] | As presented in the accompanying consolidated financial statements contained herein within this Form 10-K/A – Amendment No. 1.

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