Condensed Consolidated Balance Sheets (Current Period Unaudited) - USD ($)	Mar. 31, 2022		Dec. 31, 2021
ASSETS
Cash and cash equivalents	$ 13,270,853		$ 16,651,371
Accounts receivable, net	1,498,183		1,446,354
Contract assets	2,717,823		2,538,373
Inventories, net	1,737,901		1,225,015
Taxes Receivable	0		715,599
Other current assets	384,286		493,788
Total Current Assets	19,609,046		23,070,500
Property, plant and equipment, net	12,196,745		12,261,321
Intangible assets, net	191,316		182,838
Other assets	9,570		9,570
Total Assets	32,006,677	[1]	35,524,229
LIABILITIES AND STOCKHOLDERS’ EQUITY
Accounts payable	1,178,206		1,161,381
Accrued expenses	1,820,341		1,758,939
Current maturities of long-term debt	0		1,765,508
Contract Liabilities	720,385		1,650,426
Total Current Liabilities	3,718,932		6,336,254
Total Liabilities	3,718,932		6,336,254
Stockholders’ Equity:
Common stock - $0.01 par value – 20,000,000 shares authorized; issued and outstanding 6,728,938 at March 31, 2022 and 6,723,438 at December 31, 2021	67,289		67,234
Additional paid-in capital	27,374,209		27,277,154
Retained earnings	846,247		1,843,587
Total Stockholders’ Equity	28,287,745		29,187,975
Total Liabilities and Stockholders’ Equity	$ 32,006,677		$ 35,524,229

[1] All elimination entries represent intersegment revenues eliminated in consolidation for external financial reporting.