Consolidated Balance Sheets - USD ($)	Dec. 31, 2019	Dec. 31, 2018
ASSETS
Cash and cash equivalents	$ 8,664,253	$ 11,439,361
Accounts receivable, net	2,545,537	4,065,220
Contract assets	512,952	1,357,797
Inventories	1,709,713	1,861,873
Other current assets	733,337	723,204
Total Current Assets	14,165,792	19,447,455
Property, plant and equipment, net	32,102,335	30,402,558
Deferred income taxes		1,425,414
Other assets	13,748	64,583
Intangible assets, net	441,177	495,552
Total Assets	46,723,052	51,835,562
LIABILITIES AND STOCKHOLDERS’ EQUITY
Accounts payable	535,394	713,194
Accrued expenses	1,902,858	1,503,309
Current maturities of long-term debt	674,593	857,590
Contract liabilities	845,653	536,524
Deferred revenue	1,429,583	459,899
Total Current Liabilities	5,388,081	4,070,516
Long-term debt, net of current portion	11,377,126	12,051,720
Total Liabilities	16,765,207	16,122,236
Commitments and contingencies (see Note 13)
Stockholders’ Equity:
Common stock - $0.01 par value – 20,000,000 shares authorized; issued and outstanding 6,623,793 at December 31, 2019 and 6,535,888 at December 31, 2018	66,237	65,358
Additional paid-in capital	26,719,554	26,148,256
Retained earnings	3,172,054	9,499,712
Total Stockholders’ Equity	29,957,845	35,713,326
Total Liabilities and Stockholders’ Equity	$ 46,723,052	$ 51,835,562