7Baggers

One Stop Systems, Inc
(NASDAQ:OSS) 

OSS stock logo

One Stop Systems, Inc. designs, manufactures, and markets high-performance computing modules and systems for edge deployments in the United States and internationally. Its systems are built using the graphical processing unit (GPU) and solid-state flash technologies. The company provides GPU applian...

Founded: 1998
Full Time Employees: 116
CEO: David Raun  
Sector: Technology
Industry: Computer Hardware
Technology
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• Market Cap:
• Exchange:
• Shs Outstanding:
• Employees:
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At a glance:
Bull Thesis:
Bear Thesis:
Main Competitors:
Moat:
Income Statements:
Quarterly
Annual
    Unit: USD2026-03-31 2025-12-31 2025-09-30 2025-06-30 2025-03-31 2024-12-31 2024-09-30 2024-06-30 2024-03-31 2023-12-31 2023-09-30 2023-06-30 2023-03-31 2021-12-31 2020-12-31 2019-12-31 2018-12-31 2017-12-31 
                      
      revenue:
    		                  
      product
    		7,064,248 -13,534,793 18,460,660 13,723,583 11,848,713 14,280,939 12,682,241 11,753,124 12,287,046          
      customer funded development
    		1,005,362 626,422 295,539 385,002 410,375 859,207 1,018,856 1,448,206 364,740          
      revenue: - sum
    		8,069,610 -12,908,371 18,756,199 14,108,585 12,259,088 9,888,553.25 13,701,097 13,201,330 12,651,786          
      cost of revenue:
    		                  
      cost of revenue: - sum
    		3,902,051 -13,789,212 12,063,827 9,696,307 8,262,096 12,760,656 15,418,835 9,868,067 8,928,493          
      gross profit
    		4,167,559 880,841 6,692,372 4,412,278 3,996,992 2,379,489 -1,717,738 3,333,263 3,723,293 4,434,571 3,651,351 4,797,938 5,070,762      
      yoy
    		4.27% -62.98% -489.60% 32.37% 7.35% -46.34% -147.04% -30.53% -26.57%          
      qoq
    		373.13% -86.84% 51.68% 10.39% 67.98% -238.52% -151.53% -10.48% -16.04% 21.45% -23.90% -5.38%       
      gross margin %
    		Infinity% Infinity% Infinity% Infinity% Infinity% Infinity% -Infinity% Infinity% Infinity% 33.71% 26.56% 27.88% 30.22%      
      operating expenses:
    		                  
      general and administrative
    		2,444,745 260,011 2,344,776 2,386,201 2,366,369 2,413,102 2,057,092 2,407,398 2,094,317 1,970,746 1,935,720 3,072,880 2,285,101      
      marketing and selling
    		1,576,962 -305,592 2,328,973 2,325,130 2,218,190 1,821,917 2,008,824 2,255,128 1,920,113 1,667,765 1,713,105 1,483,965 1,786,681      
      research and development
    		817,039 1,106,824 1,448,521 1,524,900 1,357,293 1,250,377 950,373 925,602 970,877 1,127,194 1,053,852 954,650 1,195,328      
      total operating expenses
    		4,838,746 1,061,243 6,122,270 6,236,231 5,941,852 5,485,396 5,016,289 5,588,128 4,985,307 4,765,705 7,633,465 8,211,495 5,267,110      
      income from operations
    		-671,187 -180,402 570,102 -1,823,953 -1,944,860 -3,105,907 -6,734,027 -2,254,865 -1,262,014 -331,134 -3,982,114 -3,413,557 -196,348      
      yoy
    		-65.49% -94.19% -108.47% -19.11% 54.11% 837.96% 69.11% -33.94% 542.74%          
      qoq
    		272.05% -131.64% -131.26% -6.22% -37.38% -53.88% 198.64% 78.67% 281.12% -91.68% 16.66% 1638.52%       
      operating margin %
    		-Infinity% -Infinity% Infinity% -Infinity% -Infinity% -Infinity% -Infinity% -Infinity% -Infinity% -2.52% -28.96% -19.83% -1.17%      
      other income, net:
    		                  
      interest income
    		296,138 119,548 36,433 50,296 72,511 100,805 116,596 118,619 141,725 159,487 170,420 104,785 110,266      
      other income
    		12,461 108,239 -61,102 -9,195 -21,633 30,646 -14,402 21,831 7,278 -34,455 13,035 31,837 -20,223      
      total other income
    		308,599 268,205 -39,734 27,411 36,692 128,245 85,729 121,347 113,661 95,370 570,473 1,410,924 57,338      
      income before income taxes
    		-362,588 -793,585.25 530,368 -1,796,542 -1,908,168 -2,977,662 -6,648,298 -2,133,518 -1,148,353 -235,764 -3,411,641 -2,002,633 -139,010      
      provision for income taxes
    		 -589,225 266,881 224,188 109,466 157,120 167,086 211,027 191,269 41,796 226,967 396,863 261,502      
      loss from continuing operations
    		-362,588                  
      income from discontinued operations, net of income taxes
    		-157,274                  
      net income
    		-519,862 8,862,570 263,487 -2,020,730 -2,017,634 -3,134,782 -6,815,384 -2,344,545 -1,339,622 -277,560 -3,638,608 -2,399,496 -400,512      
      yoy
    		-74.23% -382.72% -103.87% -13.81% 50.61% 1029.41% 87.31% -2.29% 234.48%          
      qoq
    		-105.87% 3263.57% -113.04% 0.15% -35.64% -54.00% 190.69% 75.02% 382.64% -92.37% 51.64% 499.11%       
      net income margin %
    		-Infinity% Infinity% Infinity% -Infinity% -Infinity% -Infinity% -Infinity% -Infinity% -Infinity% -2.11% -26.47% -13.94% -2.39%      
      per share basis:
    		                  
      basic:
    		                  
      continuing operations
    		-0.01                  
      discontinued operations
    		-0.01                  
      basic loss per share
    		-0.02                  
      diluted:
    		                  
      diluted loss per share
    		-0.02                  
      weighted-average common shares outstanding:
    		                  
      basic
    		24,680,886 22,403,267 21,952,963 21,687,808 21,384,599 20,953,397 21,049,270 20,931,798 20,709,234 20,854,777 20,569,111 20,397,741 20,251,509      
      diluted
    		24,680,886 23,205,705 22,840,761 21,687,808 21,384,599 20,953,397 21,049,270 20,931,798 20,709,234 20,854,777 20,569,111 20,397,741 20,251,509      
      interest expense
    		 40,418 -15,065 -13,690 -14,186 -3,206 -16,465 -19,103 -35,342 -29,662 -31,468 -23,939 -32,705      
      net income per share
    		                  
      basic
    		 -0.043 0.01 -0.09 -0.09 -0.15 -0.32 -0.11 -0.06  -0.18 -0.12 -0.02      
      diluted
    		 -0.043 0.01 -0.09 -0.09 -0.15 -0.32 -0.11 -0.06  -0.18 -0.12 -0.02      
      impairment of goodwill
    		          2,930,788 2,700,000       
      employee retention credit
    		          418,486 1,298,241       
      revenue
    		         13,155,208 13,748,163 17,211,532 16,781,894      
      yoy
    		                  
      qoq
    		         -4.31% -20.12% 2.56%       
      cost of revenue
    		         8,720,637 10,096,812 12,413,594 11,711,132      
    Balance Sheets:
    Quarterly
    Annual
      Unit: USD2026-03-31 2025-12-31 2025-09-30 2025-06-30 2025-03-31 2024-12-31 2024-09-30 2024-06-30 2024-03-31 2023-12-31 2023-09-30 2023-06-30 2023-03-31 2021-12-31 2020-12-31 2019-12-31 2018-12-31 2017-12-31 
                        
        assets
      		                  
        current assets
      		                  
        cash and cash equivalents
      		24,339,602  6,508,020 8,458,920 6,498,468 6,794,093 9,402,608 6,751,771 6,904,102 4,048,948 3,735,005 6,100,317 3,470,061 5,101,174 6,316,921 5,185,321 2,272,256 185,717 
        restricted cash
      		2,204,439 2,200,096                 
        short-term investments
      		10,033,654   1,030,416 2,620,169 3,217,065 3,180,213 5,019,230 5,955,248 7,771,820 9,439,296 9,321,456 9,218,870 14,535,750     
        accounts receivable
      		5,313,769 11,549,718 12,024,553 7,112,660 7,245,983 8,177,371 9,327,339 8,427,383 7,406,766 8,318,247 8,978,454 9,225,346 10,107,413 5,089,804 7,458,383 11,667,157 10,540,150 5,192,730 
        inventories
      		6,766,659 5,420,439 15,326,919 14,599,319 15,099,479 13,176,156 15,300,745 20,147,118 21,483,812 21,694,748 22,225,210 21,463,925 23,642,494 12,277,873 9,647,504 7,369,356 6,823,930 3,696,330 
        prepaid expenses and other current assets
      		730,002 472,884 2,138,861 1,217,555 1,178,620 836,364 960,236 1,474,671 832,049 611,066 668,665 1,231,609 1,444,681 580,651 655,708 453,938 666,330 978,428 
        total current assets
      		49,388,125 50,818,017 35,998,353 32,418,870 32,642,719 32,201,048 38,171,141 41,820,173 42,581,977 42,444,829 45,046,630 47,342,653 47,883,519 37,585,252 24,078,516   10,053,205 
        property and equipment
      		505,504 674,654 1,519,045 1,443,088 1,472,160 1,669,026 1,858,348 1,999,587 2,245,647 2,370,224 2,261,233 2,432,900 2,445,005 3,091,415 3,487,178 3,568,564 1,759,086 1,581,814 
        operating lease right-of-use assets
      		1,169,837                  
        deposits and other
      		35,073 38,093 38,093 38,092 38,093 38,093 38,093 38,093 38,093 38,093 48,093 48,093 60,243 46,845 81,709 47,146 49,966 31,215 
        intangible assets
      		73,908 73,908          10,538 26,346 105,385 662,257 1,346,192 3,525,257 608,405 
        total assets
      		51,172,447 52,821,543 43,057,960 39,375,818 37,105,793 36,933,982 43,673,769 47,408,347 48,313,869 48,265,652 51,514,322 54,823,990 58,151,262 51,590,439     
        liabilities and stockholders' equity
      		                  
        current liabilities
      		                  
        accounts payable
      		1,792,922 1,716,389 6,033,999 4,097,309 4,475,684 2,068,017 4,059,675 2,856,007 2,671,483 1,201,781 3,228,134 2,811,093 5,726,202 2,059,059 976,420 4,115,977 3,708,865 3,904,613 
        accrued expenses and other current liabilities
      		2,467,379                  
        current portion of operating lease liabilities
      		230,075                  
        current liabilities of discontinued operations
      		157,274                  
        total current liabilities
      		4,647,650 5,565,616 12,865,500 9,247,729 9,558,532 8,195,679 11,494,885 9,246,699 8,249,408 6,873,121 10,631,998 11,395,408 13,124,934 9,631,723 7,812,223 10,662,601 9,219,458 9,949,480 
        operating lease liabilities, net of current portion
      		1,186,643                  
        total liabilities
      		5,834,293 6,815,478 16,718,212 13,171,548 11,055,832 9,761,937 13,049,465 10,862,437 9,942,950 8,683,330 12,361,431 11,680,984 13,727,315 9,631,723 9,842,930 11,011,845 9,484,496 10,297,443 
        commitments and contingencies
      		                  
        stockholders’ equity
      		                  
        common stock, 0.0001 par value...
      		2,477 2,458 2,201 2,192 2,158 2,115 2,111 2,099 2,087 2,066 2,059 2,053 2,035      
        additional paid-in capital
      		62,841,899 62,968,973 51,168,618 50,908,298 49,824,911 49,082,737 48,562,761 48,159,630 47,613,366 47,323,673 46,905,058 46,404,428 45,661,455 41,232,441 30,758,354 30,537,015 27,424,113 3,484,428 
        accumulated other comprehensive loss
      		-20,993                  
        accumulated deficit
      		-17,485,229 -16,965,367 -25,827,938 -26,091,425 -24,070,695 -22,053,061 -18,918,278 -12,102,894 -9,758,349 -8,418,727 -8,141,167 -4,502,559 -2,103,063  -1,761,736 -1,755,192   
        total stockholders’ equity
      		45,338,154 46,006,064 26,339,748 26,204,271 26,049,961 27,172,045 30,624,304 36,545,910 38,370,919 39,582,322 39,152,891 43,143,006 44,423,947 41,958,716 29,285,833 28,766,162 26,572,322 6,619,771 
        total liabilities and stockholders' equity
      		51,172,447 52,821,543 43,057,960 39,375,818 37,105,793 36,933,982 43,673,769 47,408,347 48,313,869 48,265,652 51,514,322 54,823,990 58,151,262 51,590,439     
        cash and cash equivalents: held for continuing operations
      		 31,174,880                 
        cash and cash equivalents: held for discontinued operations
      		                  
        other current assets of discontinued operations
      		                  
        operating lease right-of use assets
      		 1,216,871 4,012,747 3,986,046 1,463,099 1,536,094 1,609,278 1,709,255 1,817,582 1,922,784 1,947,750 569,296 615,639      
        non-current assets of discontinued operations
      		                  
        accrued expenses and other liabilities
      		 3,630,130 4,145,292 3,516,054 3,730,499 4,806,675 6,000,188 4,881,289 3,807,045 3,202,519 4,778,548 4,987,695 3,861,398 3,846,488 3,481,444 4,607,432 3,930,718 1,933,977 
        current portion of operating lease obligation
      		 219,097 513,093 457,302 272,865 285,937 320,731 370,262 413,679 390,926 365,629 583,675 541,177      
        operating lease obligation, net of current portion
      		 1,249,862 3,812,931 3,846,257 1,451,728 1,513,684 1,554,580 1,615,738 1,693,542 1,765,536 1,729,433 148,830 257,714      
        non-current liabilities of discontinued operations
      		                  
        accumulated other comprehensive income
      		  996,867 1,385,205 293,587 140,254 977,710 487,075 513,815 675,310 386,941 1,239,084 863,520 153,361 287,547 -17,773 1,142  
        goodwill
      		  1,489,722 1,489,722 1,489,722 1,489,722 1,489,722 1,489,722 1,489,722 1,489,722 1,489,722 4,420,510 7,120,510 7,120,510 7,120,510 7,120,510 7,914,211 3,324,128 
        borrowing on bank lines of credit
      		  1,000,000                
        current portion of notes payable
      		  1,173,116 1,177,064 1,079,484 1,035,050 1,114,291 1,139,141 1,357,201 2,077,895 2,259,687 3,012,945 2,996,157      
        deferred tax liability
      		  39,781 77,562 45,572 52,574    44,673  136,746 137,215      
        deferred tax asset
      		      507,187 351,517 140,848          
        long-term debt
      		            207,452      
        deferred tax assets
      		          720,894   3,641,032 3,698,593 3,019,823 2,505,632 1,318,447 
        current portion of notes payable, net of debt discount of 0 and 2,047, respectively
      		             1,137,651     
        current portion of related-party notes payable, net of debt discount of 0 and 6,726, respectively
      		                  
        current portion of senior secured convertible note, net of debt discounts of 2,384 and 256,242
      		             2,588,525     
        senior secured convertible note, net of current portion and debt discounts of 0 and 14,107, respectively
      		                  
        paycheck protection program note payable
      		              1,499,360    
        common stock, .0001 par value...
      		             1,877 1,668 1,612 1,422 551 
        accumulated earnings
      		             571,037     
        current portion of notes payable, net of debt discount of 2,047 and 7,019, respectively
      		              1,365,204    
        current portion of related-party notes payable, net of debt discount of 6,726 and 23,060, respectively
      		              199,943    
        current portion of senior secured convertible note, net of debt discounts of 256,242
      		              1,789,212    
        notes payable, net of current portion and debt discount of 0 and 2,047, respectively
      		                  
        related-party notes payable, net of current portion and debt discount of 0 and 6,726, respectively
      		                  
        senior secured convertible note, net of current portion and debt discounts of 14,107
      		              531,347    
        noncontrolling interest
      		               500 500 436,842 
        borrowings on bank lines of credit
      		                422,960  
        current portion of notes payable, net of debt discount of 7,019 and 0, respectively
      		               1,377,751   
        current portion of related-party notes payable, net of debt discount of 23,060 and 0, respectively
      		               561,441   
        notes payable, net of current portion and debt discount of 2,047 and 0, respectively
      		               149,301   
        related-party notes payable, net of current portion and debt discount of 6,726 and 0, respectively
      		               199,943   
        current portion of related-party notes payable, net of debt discount of 13,905
      		                  
        current portion of notes payable, net of debt discount of 9,932
      		                  
        current portion of notes payable to foreign banks
      		                1,156,915  
        related-party notes payable, net of current portion and debt discount of 579
      		                  
        notes payable, net of current portion and debt discount of 414
      		                  
        notes payable to foreign banks, net of current portion
      		                265,038  
        series c preferred stock, no par value, convertible; 0 shares and 2,000,000 shares, respectively authorized; 0 and 1,087,006 issued and outstanding respectively; liquidation preference of 1,630,509
      		                  
        series b preferred stock, no par value, convertible; 0 and 1,500,000 shares, respectively authorized; 0 and 1,450,000 issued and outstanding, respectively; liquidation preference of 725,000
      		                  
        series a preferred stock, no par value, convertible; 0 and 500,000 shares, respectively authorized; 0 and 500,000 issued and outstanding, respectively; liquidation preference of 125,000
      		                  
        retained (deficit) earnings
      		                -854,855  
        borrowings on bank line of credit
      		                 3,334,508 
        current portion of related-party notes payable, net of debt discount of 13,905 and 13,905, respectively
      		                 136,303 
        current portion of notes payable, net of debt discount of 9,932 and 9,932, respectively
      		                 640,079 
        related-party notes payable, net of current portion and debt discount of 579 and 14,484, respectively
      		                 12,696 
        notes payable, net of current portion and debt discount of 414 and 10,346, respectively
      		                 335,267 
        series c preferred stock, no par value, convertible; 2,000,000 shares authorized; 1,087,006 issued and outstanding; liquidation preference of 1,630,509
      		                 1,604,101 
        series b preferred stock, no par value, convertible; 1,500,000 shares authorized; 1,450,000 issued and outstanding; liquidation preference of 725,000
      		                 697,996 
        series a preferred stock, no par value, convertible; 500,000 shares authorized; 500,000 issued and outstanding; liquidation preference of 125,000
      		                 114,430 
        retained earnings
      		                 281,423 
      Cashflow Statements:
      Quarterly
      Annual
        Unit: USD2026-03-31 2025-12-31 2025-09-30 2025-06-30 2025-03-31 2024-12-31 2024-09-30 2024-06-30 2024-03-31 2023-12-31 2023-09-30 2023-06-30 2023-03-31 
                     
          cash flows from continuing operating activities:
        		             
          loss from continuing operations
        		-362,588             
          adjustments to reconcile loss from continuing operations to net cash provided by (used in) continuing operating activities:
        		             
          depreciation
        		184,151 94,775 225,768 227,162 223,847 226,417 252,142 273,731 289,547 263,743 260,707 254,447 256,465 
          provision for credit losses
        		             
          unrealized losses on short term investments
        		20,993             
          amortization of right-of-use assets
        		47,035 66,224 -30,453 108,137 76,825 64,810 105,625 106,633 100,138     
          stock-based compensation expense
        		655,128 247,749 444,621 515,774 612,561 564,176 458,011 557,198 408,740 454,461 518,680 898,008 474,209 
          change in warranty reserves
        		60,000             
          change in inventory reserves
        		52,489             
          change in security deposits
        		3,019             
          changes in operating assets and liabilities:
        		             
          accounts receivable
        		6,235,950 -4,025,938 -4,859,313 456,372 1,068,100 812,948 -782,762 -1,062,582 842,057 456,576 112,986 897,338 1,628,801 
          inventories
        		-1,398,709 1,218,214 -567,784 1,442,442 -1,418,185 1,547,275 -1,430,295 607,336 -66,013 978,041 -1,695,699 1,991,483 -2,909,978 
          prepaid expenses and other current assets
        		-257,099 835,230 -690,528 325,155 -332,400 109,810 518,955 -643,203 -224,116 917,438 -306,719 227,230 -938,797 
          accounts payable
        		76,533 -2,928,378 1,842,324 -488,965 2,336,310 -1,896,952 1,139,239 197,941 1,486,003 -2,099,192 496,762 -2,903,748 1,097,691 
          accrued expenses and other current liabilities
        		-1,222,752             
          operating lease liabilities
        		-52,242 -124,798 27,745 -56,261 -78,857 -67,298 -116,364 -119,518 -44,141     
          net cash from continuing operating activities
        		4,041,908             
          cash flows from continuing investing activities:
        		             
          purchases of property and equipment
        		-15,001             
          sale of marketable securities
        		-10,075,640             
          net cash from continuing investing activities
        		-10,090,641             
          cash flows from continuing financing activities:
        		             
          proceeds from exercise of stock options
        		47,946             
          payment of withholding taxes on stock-based awards
        		-830,148             
          net cash from continuing financing activities
        		-782,202             
          net change in cash, cash equivalents, and restricted cash from continuing operations
        		-6,830,935             
          net cash flow from discontinued operating activities
        		             
          net cash flow from discontinued investing activities
        		             
          net cash flow from discontinued financing activities
        		             
          net change in cash, cash equivalents, and restricted cash from discontinued operations
        		             
          effect of exchange rate changes on cash
        		             
          net change in cash, cash equivalents, and restricted cash
        		-6,830,935             
          cash, cash equivalents, and restricted cash, beginning of period:
        		33,374,976             
          cash, cash equivalents, and restricted cash, end of period
        		26,544,041             
          loss on disposal of property and equipment
        		     0 0    -22,231 -26,673 -43,243 
          purchase of intangible assets
        		             
          proceeds from sale of marketable securities
        		             
          proceeds from issuance of common stock
        		             
          payment of stock issuance costs
        		             
          cash flows from operating activities:
        		             
          net loss
        		  263,488 -2,020,730 -2,017,634 -3,134,782 -6,815,384 -2,344,545 -1,339,622     
          adjustments to reconcile net loss to net cash from operating activities:
        		             
          deferred income taxes
        		  -238,700 -297,631 1,737 579,649 -363,722 829 -188,674     
          provision for bad debt
        		  43,844 4,631 -100 45,447    -26,328    
          warranty reserves
        		     -34,962 -15,000 -15,000 -15,000 30,062 -10,000 -8,807 591 
          inventory reserves
        		  -175,236 -232,266 -146,200 -2,888 6,606,433 650,782 94,063 -64,043 639,503 213,028 173,970 
          accrued expenses and other liabilities
        		  262,909 -352,523 -1,461,601 -1,065,293 1,319,925 973,762 700,042 -1,294,997 -693,521 1,455,940 638,959 
          net cash from operating activities
        		  -3,421,315 -368,704 -1,135,596 -2,251,643 916,803 -816,636 2,043,378 -665,148 -1,823,465 2,024,970 23,964 
          capital expenditures
        		  -294,550 -160,536 -12,793 -63,959 -94,695 -36,926 -167,168 -447,289 -74,573 -214,806 -85,085 
          free cash flows
        		  -3,715,865 -529,240 -1,148,389 -2,315,602 822,108 -853,562 1,876,210 -1,112,437 -1,898,038 1,810,164 -61,121 
          cash flows from investing activities:
        		             
          redemption of short-term investment grade securities
        		  1,028,190 1,587,014 597,288 -38,517 1,846,872 933,816 1,811,364 1,669,687 -130,080 -115,664 918,609 
          purchases of property and equipment, including capitalization of labor costs for test equipment and erp
        		  -294,550 -160,536 -12,793 -63,959 -94,695 -36,926 -167,168 -447,289 -74,573 -214,806 -85,085 
          net cash from investing activities
        		  733,640 1,426,478 584,495 -102,476 1,752,177 896,890 1,644,196 1,222,398 -204,653 -330,470 833,524 
          cash flows from financing activities:
        		             
          proceeds from exercise of stock options and warrants
        		  22,208 627,470 373,310 1 18,400 91,998 127,350 0 11,373   
          payment of payroll taxes on net issuance of employee stock options
        		  -206,500 -59,823 -243,654 -44,198 -73,268 -102,920 -246,376 -35,839 -29,417 -206,066 -326,534 
          proceeds (repayments) from bank lines of credit
        		             
          net cash from financing activities
        		  815,708 567,647 129,656 -39,763 -129,349 -214,866 -799,974 -306,747 -278,172   
          net change in cash and cash equivalents
        		  -1,871,967 1,625,421 -421,445 -2,393,882 2,539,631 -134,612 2,887,600 250,503 -2,306,290 2,634,008 331,555 
          effect of exchange rates on cash
        		  -78,933 335,031 125,820 -214,633 111,206 -17,719 -32,446 63,440 -59,022 -3,752 26,310 
          cash and cash equivalents, beginning of period
        		  0 0 6,794,093 0 0 0 4,048,948  0 0 3,112,196 
          cash and cash equivalents, end of period
        		  -1,950,900 1,960,452 6,498,468 -2,608,515 2,650,837 -152,331 6,904,102  -2,365,312 2,630,256 3,470,061 
          repayments on notes payable
        		     4,434 -74,481 -203,944 -680,948 -270,908 -678,614 -203,716 -199,399 
          impairment of goodwill
        		         0 2,930,788   
          amortization of intangibles
        		         0 10,538 15,808 15,808 
          employee retention credit
        		         0 -418,486   
          employee retention credit benefit
        		             
          disposal (gain) on disposal of property and equipment
        		        354     
          proceed on borrowing of notes payable
        		             
          deferred benefit for income taxes
        		             
          amortization of debt discount
        		             
          proceeds from sales of intangible assets
        		             
          proceeds from notes payable
        		             
          proceeds on employee retention credit
        		             
          cash and cash equivalents, beginning of year
        		             
          cash and cash equivalents, end of year
        		             
          net income
        		          -3,638,608 -2,399,496 -400,512 
          adjustments to reconcile net income to net cash from operating activities:
        		             
          proceeds from sale of intangible assets
        		             
          proceeds on borrowing of notes payable
        		             
          proceeds on employee retention credit benefit
        		             
          provision (recovery) for bad debt
        		           8,653 30,000 
          gain on sale of intangible asset
        		             
          net cash (used by) provided by financing activities
        		            -525,933 
          (recovery) benefit from bad debt
        		             
          amortization of deferred gain
        		             
          gain on forgiveness of paycheck protection program (ppp) loan and interest
        		             
          investment in short-term investment grade securities
        		             
          proceeds from sales of property and equipment
        		             
          proceeds from issuance of stock
        		             
          stock issuance costs
        		             
          net borrowings on bank lines of credit
        		             
          repayments on related-party notes payable
        		             
          proceeds, net of repayments, on secured convertible debt
        		             
          repayments on senior secured convertible note
        		             
          proceeds on paycheck protection program (ppp) note payable
        		             
          gain on disposal of property and equipment
        		             
          benefit from bad debt
        		             
          amortization
        		             
          net repayments on bank lines of credit
        		             
          borrowings from related-party notes payable
        		             
          borrowings from notes payable
        		             
          repayments of related-party notes payable
        		             
          repayments of notes payable
        		             
          proceeds from senior secured convertible note
        		             
          repayments of senior secured convertible note
        		             
          proceeds from paycheck protection program (ppp) note payable
        		             
          net income attributable to noncontrolling interest
        		             
          net income attributable to common stockholders
        		             
          (gain) loss on disposal of property and equipment
        		             
          depreciation and amortization
        		             
          cash acquired in acquisitions
        		             
          cash paid in acquisition of concept development inc.
        		             
          cash paid in acquisition of bressner technology gmbh
        		             
          proceeds from stock options exercised
        		             
          payment on working capital loan
        		             
          net borrowings (repayments) on related-party notes payable
        		             
          net borrowings (repayments) on notes payable
        		             
          deferred benefit from income taxes
        		             
          disposal loss on property and equipment
        		             
          unrealized loss on forward currency contracts
        		             
          purchases of property and equipment, including capitalization of labor costs for tooling and test equipment,
        		             
          contribution related to non-controlling interest
        		             
          net (repayments) borrowings on bank line of credit
        		             
          payments on related-party notes payable
        		             
          payments on notes payable
        		             
          less: net income attributable to noncontrolling interest
        		             
          net income attributable to company
        		             
          recovery of bad debt
        		             
          changes in operating assets and liabilities, net of acquisition
        		             
          deposits
        		             
          cash acquired in merger
        		             
          purchases of property and equipment, including capitalization of labor costs for tooling and test equipment
        		             
          contributions related to noncontrolling interest
        		             
          proceeds from issuance of related-party notes payable
        		             
          proceeds from issuance of notes payable
        		             
          net borrowings on bank line of credit