Conference Registrants
| Full Name | Company |
|---|---|
| Edward Albornoz | Vezer Industrial Professionals, Inc. |
| Syed Suhail Akhtar | Holcim |
| Mark Aguilar | Titan America LLC |
| Jesús Aguilar | Refratechnik Group |
| Tim Agner | Stalite |
| Ana Aday | National Renewable Energy Laboratory |
| Thomas Adams | American Coal Ash Association |
| Stephen Adams | Technos, Inc. |
| Scott Adams | Ingenium Design LLC |
| Vladimir Abreu | RHI Magnesita Refractories |
| Mo Abouelnaga | Holcim |
| Steven Abboud | CalPortland Company |
| Syed Tahir Abbas | Cinar ltd |
| Arturo Abarca | Refratechnik Colombia |