| Abbreviation | Definition |
|---|---|
| JSAE | Japan Suppliers Auto Expo |
| KE | Keytronic |
| KESC | Karachi Electric Supply Company |
| KM | Kollmorgan Corporation |
| KR | Kern |
| LB | Lekkerkerker Boland |
| LB | Telcordia Technologies, Inc. |
| LBP | lead-based paint |
| LC | LOGICON, Inc. |
| LC | LOGICON, Incorporated (now part of Northrup Grumman) |
| LC | LOGICON, Incorporated (now part of Northrup Grumman) |
| LDR | Lead disclosure rule |
| LESI | List of Eligible Suppliers and Installers |
| LH | European Health Industry Business Communications Council |
| LM | Lash Miller |
| LP | LIPPS, Inc. |
| LU | Lundy |
| M/S | M & S Systems |
| MA | Master Specialties |
| MB | Mastarite Berg |