Company: QTIWW
Filing Date: 2025-12-29
Form Type: S-1/A
Source: 0001628280-25-058960
Chunk: 348

Company: QT IMAGING HOLDINGS, INC.
Filing Date: 2025-12-29
Form: S-1/A
Chunk 348
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 QT IMAGING HOLDINGS, INC.

### Notes to Consolidated Financial Statements

#### 5. Property and Equipment, Net
Property and equipment, net consisted of the following as of December 31, 2024 and 2023:

|                                |     |          | Useful Life |   | December 31, 2024 |     |   | December 31, 2023 |
|:-------------------------------|:----|:---------|:------------|:--|------------------:|:----|:--|------------------:|
| Scanners                       |     | 5 Years  |             | $ |         1,904,491 |     | $ |         3,309,957 |
| Computer and lab equipment     |     | 3-5Years |             |   |         1,424,513 |     |   |         1,359,491 |
| Leasehold improvements         |     | Various  |             |   |           421,266 |     |   |           421,266 |
| Software                       |     | 3 Years  |             |   |            50,374 |     |   |            40,599 |
| Furniture and fixtures         |     | 7 Years  |             |   |            82,336 |     |   |            82,336 |
|                                |     |          |             |   |         3,882,980 |     |   |         5,213,649 |
| Less: accumulated depreciation |     |          |             |   |        -3,687,197 |     |   |        -4,722,729 |
|                                |     |          |             | $ |           195,783 |     | $ |           490,920 |

Depreciation expense was $ 140,665and $ 294,813for the years ended December 31, 2024 and 2023, respectively.

#### 6. Intangible Assets, Net
Intangible assets, net consisted of the following as of December 31, 2024:

|         |     | Useful 
 Life   |     |          |     | Gross          
 Carrying Value |           |     | Accumulated  
 Amortization |           |     | Net Carrying 
 Value        |   |     | Useful Life 
 Remaining   |     |            |
|:--------|:----|:-------|:----|:---------|: