| # | Name | Location | Applications |
|---|---|---|---|
| 1. | P. KALKMAN WADDINXVEEN BEHEER B.V. | 🇳🇱 Waddinxveen, Netherlands | 1 |
| 2. | P. KAUFMANN, INC. | 🇺🇸 New York, NY, United States | 1 |
| 3. | P. Kay Metal, Inc. | 🇺🇸 Los Angeles, CA, United States | 1 |
| 4. | PKA Softtouch Corp. | 🇨🇦 Lakefield, Ontario, Canada | 1 |
| 5. | PKA SOFTTOUCH CORP. | 🇨🇦 Lakefield, Canada | 2 |
| 6. | PKA SOLUTIONS S.R.L. | 🇮🇹 Bologna, Italy | 1 |