| Abbreviation | Definition |
|---|---|
| LISC | Local Initiatives Support Corporation |
| LISC | Low Income Super Contribution |
| LITE | Leons Intensive Training For Employment |
| LIU | Little Insignificant Upstart |
| LJP | La Jolla Pharmaceuticals |
| LJS | Leo J. Shapiro & Associates |
| LK | Lockheed Aircraft Corporation |
| LKCA | Linde-Komplette Chemie-Anlagen Dresden |
| LKCA | Lyn Knight Currency Auctions |
| LKCI | Firearms manufacturer and distributor in Newark, Ohio. |
| LKE | Lauritz Knudsen Electric |
| LKEC | Little Keswick Education Corporation |
| LKL | Longhorn Kenya Ltd |
| LKPC | Lahore Knowledge Park Company |
| LKR | Lepic Kroeger Realtors |
| LKSI | Lower Kaskaskia Stakeholders Inc |
| LKVC | LK Valves & Controls Ltd |
| LL | Land Liquidators |
| LL | Laudon And Laudon |
| LLA | Lippman, Leebosh, April |