| Business | Phone |
| C D Construction 100 N Glendora Ave # 104, Glendora 91741 | (626) 963-1348 |
| Castle Concrete & Koi Ponds 452 N Pennsylvania Ave, Glendora 91741 | (626) 914-5079 |
| Dave Pycz Construction 816 Cloverview Dr, Glendora 91741 | (626) 303-0062 |
| J C Williams & Sons Masonry Po Box 756, Glendora 91740 | (626) 335-6221 |