| Kames Fish Farming Ltd - Operation of fish hatcheries and fish farms |
| Kanine Kats & Ko - Wholesale of live animals |
| Kathmore Guest House - Hotels and motels, with restaurant |
| Keith Brimelow - Other human health activities |
| Keltia - Artistic and literary creation and interpretation |
| Kerrera Marine Services - Other supporting water transport activities |
| Kerries Tyre Service - Sale of motor vehicle parts and accessories |
| Kilchrenan House - Hotels and motels, with restaurant |
| Killundine Farm - Other farming of animals |
| Kilmelford & Kilniver Village Hall - Catering |
| Kilninver Primary School - General secondary education |
| Kings Knoll Hotel - Hotels and motels, with restaurant |
| Kitchen Design Studio - Other business activities not elsewhere classified |
| Knipoch Hotel - Hotels and motels, with restaurant |
| Kranenburg & Fowler Fine Arts - Operation of arts facilities |
| Kupris - Hotels and motels, with restaurant |
| Kwik-Fit - Sale of motor vehicle parts and accessories |
| Killundine Estate - Beef Cattle Feedlots |
| Knipoch House Hotel Ltd - Hotel |
| Kraneburg & Fowler Fine Arts - Art Gallery |
| Keyline Builders Merchants Ltd. - Retailers Of Miscellaneous Building Materials |
| Kilbrandon Trust - Trusts |
| Kerrie's Tyre Service - Tire Shop |