| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Simmes Matthew J | President and CEO | 13131 DAIRY ASHFORD ROAD, SUITE 500, SUGAR LAND | /s/ Mary K. Newman, Attorney-in-Fact | 08 Aug 2025 | 0001899288 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | IESC | Common Stock | Sale | $1,356,000 | -4,000 | -3.8% | $339.00 | 101,504 | 07 Aug 2025 | Direct |