Rillito Cement Plant

With more than 130 years of experience supplying builders, contractors, engineers, precast producers, and public agencies, CalPortland delivers high-performance cement backed by rigorous quality standards, technical expertise, and reliable supply.

What you can expect from CalPortland:

• Proven Expertise – Over a century of cement manufacturing experience supporting infrastructure, commercial, industrial, and residential projects of every scale.
• Quality Assurance – ASTM-compliant products produced under strict laboratory testing, process control, and continuous quality monitoring.
• Technical Support – Experienced materials engineers and cement technical specialists available for specification review, performance guidance, and troubleshooting.
• Reliable Supply & Distribution – State-of-the-art plants, deep-water import terminals, and regional transfer terminals ensures consistent, on-time delivery.
• Advanced Low-Carbon Solutions – Production of blended cements like ADVANCEMENT™ that reduce CO₂ while maintaining high performance.
• Safety & Environmental Leadership – Responsible manufacturing practices, energy efficiency initiatives, and continuous emissions reduction efforts.
  • The Rilito Cement Plant has earned the U.S. Environmental Protection Agency’s (EPA) ENERGY STAR®® certification, which recognizes industrial facilities that perform in the top 25 percent nationwide for energy efficiency and meet the EPA’s rigorous performance standards. The Rillito Cement Plant has achieved this distinction thirteen times, demonstrating a long‑standing commitment to energy efficiency and environmental performance.

When you choose CalPortland cement, you gain a trusted materials partner that delivers consistency, performance, and technical confidence on every project.