| Abbreviation | Definition |
|---|---|
| GWCB | Great Western Collection Bureau |
| GWCC | General Water Consult Corp |
| GWCC | Georgia World Congress Center |
| GWCC | Glistening Web Communications Corporation |
| GWCC | Great West Casualty Company |
| GWCD | Global Web Creator Design |
| GWCE | GW Consulting Engineers |
| GWCG | Global Wrap Consulting Group |
| GWCG | Goldman Ward Commodities Group, Inc |
| GWCH | Guangdong Water CHina |
| GWCL | Ghana Water Company Limited |
| GWCM | Great Western Capital Management |
| GWCO | Golomb, Wills, and Company |
| GWCQ | Gulf Warehousing Company - Qatar |
| GWCR | GateWay City Radio |
| GWCS | Greg Wheeler Computer Services |
| GWCT | GroupWise Coordinating Team |
| GWEC | Golden Way Electronics Corp |
| GWI | Great Works Internet |
| GWIM | Global Wave Internet Marketing |