Pick Drug Store in Ontario and get rank changes, new openings, and competitor moves every Monday.
Ontario Building Materials is a building materials supplier serving contractors and construction professionals in Ontario, CA and the surrounding Inland Empire. With a 4.6-star rating from 66 reviews, the company has built a strong reputation for quality products and reliable service in Southern California's active construction market. Ontario Building Materials provides the supplies needed for residential and commercial construction projects, from structural components to finishing materials. FAQ Q: What does Ontario Building Materials sell in Ontario, CA? A: Ontario Building Materials supplies a range of construction products including lumber, drywall, insulation, steel framing, and other materials for builders and contractors in the Inland Empire. Q: Does Ontario Building Materials in Ontario serve homeowners as well as contractors? A: Building material suppliers primarily serve trade professionals, though some locations accommodate retail customers. Contact Ontario Building Materials to discuss your project and purchasing options. Q: Can Ontario Building Materials deliver to job sites in Southern California? A: Many building material distributors offer job-site delivery in the region. Contact the Ontario location to ask about delivery minimums, areas served, and scheduling.
Data updated Apr 9, 2026
| # | Business | Rating | Reviews | Response |
|---|---|---|---|---|
| #1 | Buzz N’ Roll | 5.0 | 4 | Tracking |
| #2 | Hardware Specialties | 5.0 | 1 | Tracking |
| #3 | McFadden-Dale Industrial Hardware | 4.8 | 624 | Tracking |
| #4 | CVF water store & carwash supplies | 4.8 | 18 | Tracking |
| #5 | Molding's Plus Inc | 4.7 | 132 | Tracking |
| #6 | Stop N Shop | 4.7 | 33 | Tracking |
| #7 | Western States Wholesale Inc | 4.7 | 27 | Tracking |
| #8 | Sunshine Supply Co Inc | Coatings and Waterproofing Materials Distributor | Ontario | 4.7 | 12 | Tracking |
| #9 | DanKat Industries | 4.7 | 6 | Tracking |
| #10 | Western States Building Material Yarx | 4.7 | 3 | Tracking |
| #11 | Ontario Building Materials | 4.6 | 66 | Tracking |
| #12 | Genuine Materials Inc. | 4.6 | 30 | Tracking |