| Kirk Limited | Private company limited by shares | Live |
| Kirk Cheng & Associates Limited | Private company limited by shares | Live |
| KIRK BRIGHT LIMITED | Private company limited by shares | Dissolved |
| KIRK (H.K.) CO., LIMITED | Private company limited by shares | Live |
| US KIRK HJ (HONGKONG) CO., LIMITED | Private company limited by shares | Live |
| D.C. KIRK AND COMPANY LIMITED | Private company limited by shares | Dissolved |
| HEWETT & KIRK LIMITED | Private company limited by shares | Dissolved |
| Creative Kirk Technology Trading Co., Limited | Private company limited by shares | Dissolved |
| Kirkay Limited | Private company limited by shares | Live |
| KIRKBRIDGE HOLDINGS LIMITED | Private company limited by shares | Dissolved |
| KIRKBY TYRES LIMITED | Private company limited by shares | Live |
| KIRKCALDY LIMITED | Private company limited by shares | Dissolved |
| KIRKCOWAN LIMITED | Private company limited by shares | Dissolved |
| KIRKCUDBRIGHT LIMITED | Private company limited by shares | Dissolved |
| KIRKDALE LIMITED | Private company limited by shares | Dissolved |
| KIRKGATE TRADING LIMITED | Private company limited by shares | Dissolved |
| KIRKHILL LIMITED | Private company limited by shares | Live |
| KIRKLAND-WHITTAKER (FAR EAST) LIMITED | Private company limited by shares | Dissolved |
| KIRKLEA INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| KIRKLINES LIMITED | Private company limited by shares | Dissolved |
| KIRKLISTON LIMITED | Private company limited by shares | Live |
| KIRKNESS ESTATES LIMITED | Private company limited by shares | Dissolved |
| KIRKNEWTON LIMITED | Private company limited by shares | Dissolved |
| KIRKRIN TRADE CO., LIMITED | Private company limited by shares | Live |
| KIRKSTALL ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| KIRKSTONE COMPANY LIMITED | Private company limited by shares | Live |
| KIRKSVILLE LIMITED | Private company limited by shares | Dissolved |
| KIRKTON LIMITED | Private company limited by shares | Dissolved |
| KIRKTON MANOR LIMITED | Private company limited by shares | Dissolved |
| KIRKUK INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| KIRKWALL LIMITED | Private company limited by shares | Dissolved |
| KIRKWALL LIMITED | Private company limited by shares | Dissolved |
| KIRKWOOD LIMITED | Private company limited by shares | Dissolved |
| KIRKWOOD AND ASSOCIATES LIMITED | Private company limited by shares | Dissolved |