Association of Chemical Industry of Texas
| D'Angelo, Rita | Bayer MaterialScience, LLC |
| D'Entremont, Gerald | Ecom Instruments, Inc. |
| Dabbs, Matt | Rain For Rent |
| Dabney, Brian | ExxonMobil Baytown Olefins Plant |
| Dahmani, Nejat | DISA, Inc. |
| Daigle, Pat | DuPont - Victoria Plant |
| Daigle, Rod | Infinity Construction Services, LP |
| Dale, Billie | Georgia Gulf Chemicals & Vinyls, LLC |
| Daltry, Lewis | INEOS Nitriles - Green Lake |
| Damico, Tom | Honeywell |
| Dangaran, Jim | Goodyear Chemical |
| Daniel, Don | CITGO Petroleum Corporation |
| Daniel, James | LyondellBasell Industries |
| Daniel, Nicole | INVISTA - Orange Site |
| Daniels, Larry | Formosa Plastics Corporation |
| Danley, Paula | Bayer MaterialScience, LLC |
| Dapper, Melissa | Marathon Petroleum Company, LLC |
| Darby, Roy | Zachry Industrial Services Group |
| Darder, Vince | Brand Energy & Infrastructure Services |
| Darland, Rodney | GEM Mobile Treatment Services, Inc. |
| Darr, Vance | PL Propylene LLC |
| Dartez, Kent | Turner Industries Group, LLC |
| Dartez, Todd | 24Hr Safety, LLC |
| Darthard, William | The Lubrizol Corporation |
| Datla, Mahesh | Zeon Chemicals, LP |