| Abbreviation | Definition |
|---|---|
| TKI | TeKONTROL, Inc. |
| TKI | Tessenderlo Kerley Inc |
| TKI | Tessenderlo Kerley, Inc. |
| TKI | Total Kill, Inc. |
| TKL | TechKnowLynx |
| TKL | Telkom Kenya Ltd |
| TKL | Tuition Kar Lo |
| TKN | The Knowledge Network of Greater Omaha |
| TKN | TouchKey Network |
| TKN | Trade Knowledge Network |
| TKS | TimeKeepingSoftware |
| TKSP | Track Sport, Inc. |
| TKT | Transkaryotic Therapies |
| TKV | Tae Kwang Vina Industrial Company |
| TKV | Treiser, Kobza, & Volpe, Lawyers |
| TKW | Talbot, Korvola, & Warwick, L. L. P. |
| TKX | Technical Knowledge Exchange |
| TKX | The Knowledge eXchange |
| TKYHM | Tai Kwong Yokohama Holding Malaysia (Kuala Lumpur, Malaysia) |
| TKZ | Tewksbury, Kerfeld, Zimmer, Attorneys At Law |