| INTANGIBLE ASSETS |
7. INTANGIBLE ASSETS Intangible assets on the Company’s condensed consolidated balance sheets consist of the following: | | | | | | | | | | | | | | | | | | | | | | | Weighted Average | | September 30, 2025 | | December 31, 2024 | | | Amortization | | Gross | | Accumulated | | Net Book | | Gross | | Accumulated | | Net Book | | | Period | | Amount | | Amortization | | Value | | Amount | | Amortization | | Value | Customer lists | | 14.1 years | | $ | 117,690 | | $ | (56,883) | | $ | 60,807 | | $ | 116,370 | | $ | (50,098) | | $ | 66,272 | Trade name | | 13.7 years | | | 16,100 | | | (9,273) | | | 6,827 | | | 15,890 | | | (8,564) | | | 7,326 | Design and technologies | | 10.5 years | | | 42,149 | | | (18,487) | | | 23,662 | | | 41,390 | | | (15,317) | | | 26,073 | Total | | | | $ | 175,939 | | $ | (84,643) | | $ | 91,296 | | $ | 173,650 | | $ | (73,979) | | $ | 99,671 | | | | | | | | | | | | | | | | | | | | | |
Amortization expense for intangible assets was $3,132 and $3,135 for the three months ended September 30, 2025 and 2024, respectively. For the nine months ended September 30, 2025 and 2024, amortization expense was $9,350 and $9,381, respectively. Estimated future intangible asset amortization expense as of September 30, 2025 is as follows: | | | | Year ending December 31, | | Total | | | Estimated | | | Amortization Expense | Remainder of 2025 | | | 3,124 | 2026 | | | 12,400 | 2027 | | | 11,958 | 2028 | | | 11,193 | 2029 | | | 9,554 | Thereafter | | | 43,067 | Total estimated amortization expense | | $ | 91,296 | | | | |
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