| Business | Phone |
| Dowd Roofing 540 S Glenwood Ave, Glendora 91741 | (626) 857-1070 |
| Alhambra Roofing Co 520 N Valley Center Ave, Glendora 91741 | (626) 282-1958 |
| Ccs Roofing & Waterproofing 414 S Vermont Ave, Glendora 91741 | (626) 852-2110 |
| Foothills Roofing 737 W Carter Dr, Glendora 91740 | (626) 915-1101 |
| Hull & Sons Roofing Co 417 W Foothill Blvd Pmb 534, Glendora 91741 | (626) 913-9940 |
| J W Roofing Svc Inc Glendora 91740 | (626) 852-2150 |
| Kertland Roofing Inc 400 W Foothill Blvd # 125, Glendora 91741 | (909) 622-6927 |
| Raindance Roofing 1506 S New Haven Ln, Glendora 91740 | (626) 339-1455 |
| Rancho Roofing Glendora 91740 | (626) 914-4290 |
| Sunrise Roofing Co 144 Roundup Rd, Glendora 91741 | (626) 914-5410 |
| William T Nelson Roofing-Const 712 E Route 66, Glendora 91740 | (626) 215-6065 |