| Company | Category | Area | Address | Web | Contact person | |
| THORNDYKE GROUP | Management Consulting Services | Washington | 6815 TOPAZ DR SW, LAKEWOOD, Pierce, Washington, 98498-6417, USA | - | - | George Saunders |
| THORNDYKE HOME IMPROVEMENT | Single-family House Constructi | Illinois | 1608 12TH AVE, MOLINE, Rock Island, Illinois, 61265-3107, USA | - | - | David Thorndyke |
| THORNDYKES | Ret Misc Foods Ret Misc Mercha | Colorado | 2203 LARIMER ST, DENVER, Denver, Colorado, 80205-2018, USA | - | - | Ron Phelps |
