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Consolidated Balance Sheets (Unaudited) - USD ($)
Jun. 30, 2016
Dec. 31, 2015
Current Assets:    
Cash and cash equivalents $ 14,036,563 $ 13,073,331
Accounts receivable, net 7,771,367 3,091,251
Costs and estimated earnings in excess of billings on contracts in progress 2,859,587 4,635,018
Inventories 3,085,136 2,986,430
Restricted cash 200,000
Deferred income taxes – current 821,863 398,009
Other current assets 28,239 167,056
Total Current Assets 28,602,755 24,551,095
Property, plant and equipment, net 14,398,068 14,793,923
Construction in progress 56,946 33,306
Deferred income taxes – non-current 1,815,967 1,606,830
Other assets 75,175 86,215
Intangible assets, net 50,727 60,335
Total Assets 44,999,638 41,131,704
Current Liabilities:    
Accounts payable 348,263 308,004
Accrued expenses 2,746,664 3,445,880
Current maturities of long-term debt 370,000 580,000
Billings in excess of costs and estimated earnings on contracts in progress 5,192,876
Deferred revenue 26,790 307,683
Total Current Liabilities 8,684,593 4,641,567
Long-term debt, net of current portion 3,115,508 3,265,508
Total Liabilities 11,800,101 7,907,075
Commitments and Contingencies
Stockholders’ Equity    
Common stock - $0.01 par value – 10,000,000 shares authorized; issued and outstanding, 6,322,680 at June 30, 2016 and 6,198,135 at December 31, 2015 63,227 61,981
Additional paid-in-capital 23,702,212 22,895,202
Retained earnings 9,434,098 10,267,446
Total Stockholders’ Equity 33,199,537 33,224,629
Total Liabilities and Stockholders’ Equity $ 44,999,638 $ 41,131,704