EXHIBIT 99.1
Published on August 1, 2025
Exhibit 99.1
Joint Filing Agreement
In accordance with Rule 13d-1(k)(1)(iii) under the Securities Exchange Act of 1934, as amended, the persons named below agree to the joint filing on behalf of each of them of a Statement on Schedule 13D (including amendments thereto) with respect to the Class A Common Stock, par value $0.0001 per share, of Net Power Inc. This Joint Filing Agreement shall be filed as an Exhibit to such Statement.
Dated July 30, 2025
| 8 RIVERS CAPITAL, LLC | ||
| By: | /s/ Min Lee | |
| Min Lee, Acting General Counsel | ||
| NPEH, LLC | ||
| By: | /s/ Min Lee | |
| Min Lee, Acting General Counsel | ||
| DAMIAN BEAUCHAMP | ||
| By: | /s/ Damian Beauchamp | |
| Damian Beauchamp | ||
| CYNDA BEAUCHAMP | ||
| By: | /s/ Cynda Beauchamp | |
| Cynda Beauchamp | ||
| 8RCH, LLC | ||
| By: | /s/ Cynda Beauchamp | |
| Cynda Beauchamp, President & Secretary | ||
| TILLANDSIA, INC. | ||
| By: | /s/ Kiseon Park | |
| Kiseon Park, President | ||
| ARECA, INC. | ||
| By: | /s/ Jae Hun Jang | |
| Jae Hun Jang, President | ||
| CHAMAEDOREA, INC. | ||
| By: | /s/ Munhyuk Jang | |
| Munhyuk Jang, Treasurer | ||
| SK INC. | ||
| By: | /s/ Munhyuk Jang | |
| Munhyuk Jang, Head of Corporate Management Department | ||