| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Speights Robert | PRESIDENT, INDUSTRIAL SERVICES | 42 LONGWATER DRIVE, NORWELL | /s/ Robert Speights | 02 May 2025 | 0001756200 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | CLH | Common Stock | Disposed to Issuer | $0 | -16,612 | -49% | $0.000000 | 17,332 | 02 May 2025 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | Forfeiture of unvested time-based and performance-based stock grants upon cessation of employment on May 2, 2025. |