Oliveira Enterprises
Since 1996 — Over 30 Years of Excellence

Built to Process.
Trusted to Perform.

Organic Compost, Natural & Dyed Mulches, Soil Mixes

30+Years Operating
SB 1383Compliant
4,000+Acres Farmed & Managed
Our Products

Quality Materials, Responsibly Made

Every product manufactured by OEI originates from recycled inputs — closing the loop on waste and delivering real value.

SB 1383 Compost
SB 1383 Compliant

SB 1383 Compost

Manufactured on-site, lab-tested, and fully compliant. Ideal for municipalities meeting SB 1383 procurement targets.

Mulches & Soil Blends
Landscape Materials

Mulches & Soil Blends

Natural and colored mulches, custom soil blends, and premium landscape materials for commercial and residential applications.

SB 1383 Compliance

Your Partner in
Regulatory Compliance

OEI manufactures SB 1383 compliant compost with full material tracking, reporting capabilities, and the capacity to meet municipal-scale demand. We've worked with counties and cities across California's Central Valley.

SB 1383 Solutions
SB 1383 compliant compost manufacturing
Full material tracking & chain of custody
Municipal-scale capacity & delivery
Regulatory reporting support
Experienced working with county agencies
Lab-tested, consistent quality

Ready to Get Started?

Big enough to compete. Small enough to care.

Call OEI

Speak directly with our team about your project needs.

(209) 835-9382

Schedule a Visit

Tour our Byron facility and see our operations firsthand.

Get in Touch

Municipal Inquiry

Request information about SB 1383 compliance partnerships.

Get in Touch