| Abbreviation | Definition |
|---|---|
| SKU | Stock Keeping Unit |
| SKV | Smyser, Kaplan, & Veselka, L. L. P. |
| SKW | Sandy Kamen Wisniewski Enterprises |
| SKW | Shafer, Kline, & Warren, Inc. |
| SKW | SophtwareKodeWerks |
| SKW | Süddeutsche KalkstickstoffWerke, A. G. |
| SKW | SURSUM Knife Works |
| SKWSL | Sue Kelly Water Systems Ltd |
| SL | Sandqvist Lindroos |
| SL | Scott Laboratories |
| SL | Sub Lease |
| SLA | Surplus Line Association |
| SLAC | Salt Lake Acting Company |
| SLAC | Social Leverage Acquisition Corp |
| SLBC | Sierra Leone Broadcasting Corporation |
| SLBC | Sri Lanka Broadcasting Corporation |
| SLBC | Strangford Lough Brewing Company |
| SLC | Samoa Land Corporation |
| SLC | Soundtrack Listeners Communications |
| SLC | St. Lawrence Cement |