| Other Current Assets and Accrued Expenses |
5. Other Current Assets and Accrued Expenses Other current assets consisted of the following as of the dates presented below: | | JUNE 30, | | | DECEMBER 31, | | | | 2026 | | | 2025 | | | | (Unaudited) | | Inventories | | $ | 780,119 | | | $ | 682,005 | | Prepaid project costs | | | 1,235,289 | | | | 697,360 | | Deferred contract costs | | | 4,517,601 | | | | 2,993,272 | | Prepaid expenses and other assets | | | 1,459,868 | | | | 823,976 | | | | | | | | | | | Total other current assets | | $ | 7,992,877 | | | $ | 5,196,613 | |
Accrued expenses consisted of the following as of the dates presented below: | | JUNE 30, | | | DECEMBER 31, | | | | 2026 | | | 2025 | | | | (Unaudited) | | Carrier service costs | | $ | 33,663,550 | | | $ | 25,759,570 | | Salaries and payroll taxes | | | 2,242,570 | | | | 2,012,510 | | Inventory purchases, consultants and other costs | | | 2,989,626 | | | | 3,269,533 | | U.S. income tax payable | | | 22,910 | | | | 89,390 | | Foreign income tax payable | | | 34,630 | | | | 28,170 | | | | | | | | | | | Total accrued expenses | | $ | 38,953,286 | | | $ | 31,159,173 | |
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