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| Company | Location | County | Certifications | License # |
|---|---|---|---|---|
| Iain C Waugh | Bedford VA, VA | — | Inspector (Operator, Master Alternative) | 001512 |
| Ian R Kaufman | Dagsboro, DE | — | Designer (Soil Evaluator, Master Alternative) | 001206 |
| Ira S Carte | Mount Jackson, VA | — | Installer (Master Alternative) | 001830 |
| Irvin B Jones III | Mechanicsville, VA | — | Designer (Soil Evaluator, Journeyman Alternative)Installer (Master Alternative) | 001412 |
| Irvin B Jones IV | Mechanicsville, VA | — | Installer (Master Conventional, Journeyman Alternative) | 001856 |
| Irvin C Creasy JR | Lynchburg, VA | — | Inspector (Operator, Master Conventional) | 001914 |
| Irvin R Petre | Warfield, VA | — | Installer (Master Alternative) | 002910 |
| Isaac H Yeatts JR | Amelia Court House, VA | — | Designer (Soil Evaluator, Master Alternative) | 001166 |
| Isaac T Wilburn | Madison Heights, VA | — | Installer (Master Alternative) | 002838 |
| Isaac W Burgess | Rockingham, VA | — | Installer (Master Alternative) | 002947 |
| Isail A Marquez | Culpeper, VA | — | Inspector (Operator, Master Alternative) | 001403 |
| Ivan Bozhikov | Roanoke, VA | — | Installer (Master Alternative) | 002582 |
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