Ozinga On-site INC
At a glance
Employees100-499
In business sinceNot reported
Industry
HeadquartersMokena, IL
SAM.gov UEIJJNFXQMFMG33
Ozinga manufactures and delivers concrete, cement, slag, supplementary cementitious materials, concrete blocks, ADA tiles, additives, sand, gravel, limestone, and soil products. The company operates volumetric concrete mixers, mobile concrete plants, and portable concrete crushing equipment, and provides logistics services. It serves commercial construction, residential construction, municipalities and public works, landscape construction, and excavating and underground industries.
Summarized from the company’s own website
Their plant
| Facility | City | State | Employees | Status |
|---|---|---|---|---|
| Ozinga On-site INC | Mokena | IL | 100–499 | ACTIVE |
Compiled from federal records — EPA, OSHA, SAM.gov and the U.S. Census — and from the company’s own website. Federal source data is public domain. Each plant’s page names the source of every field.


