| Abbreviation | Definition |
|---|---|
| MSCG | Management Solutions Consulting Group, Inc. |
| MSCG | Michael Schwartz Creative Group, Inc. |
| MSCG | MicroSoft Casual Games |
| MSCG | Mitchell & Schwartz Consulting Group |
| MSCG | Morgan Stanley Capital Group, Inc. |
| MSCG | MorningStar Consulting Group |
| MSCGI | MorningStar Capital Group, Inc. |
| MSCHF | Mischief |
| MSCI | Management Solutions Consulting, Inc. |
| MSCI | Medical Service Corporation International |
| MSCI | Metals Service Center Institute |
| MSCI | Microsat Systems Canada Incorporated |
| MSCI | Minnesota Supercomputer Center, Inc. |
| MSCI | Minnesota Supercomputer Center, Incorporated |
| MSCI | Morgan Stanley Capital International |
| MSCIJ | Maritime Service Centre IJmond, BV |
| MSCIW | MicroSoft Center for Information Work |
| MSCL | Marine Services Co Ltd |
| MSCL | Marine Services Company Limited |
| MSCM | Moore Stephens Cooper Molyneux, LLP, Chartered Accountants |