National City Ready Mix Plant

With more than 130 years of experience serving contractors, engineers, and builders, CalPortland delivers high-performance ready mixed concrete backed by technical expertise, rigorous quality standards, and reliable local service.

What you can expect from CalPortland:

• Proven Expertise – Decades of experience supporting residential, commercial, industrial, and public works projects of every scale and complexity.
• Quality Assurance – ASTM-certified materials, robust laboratory testing, and strict quality control processes that ensure consistent performance and durability.
• Technical Support – Knowledgeable concrete specialists who collaborate with your team on mix design, troubleshooting, and constructability.
• Reliable Supply & Logistics – On-time delivery, strategically located plants, and modern fleet capabilities to keep your project on schedule.
• Customized Mix Solutions – From standard structural mixes to specialty concretes (high-strength, pervious, self-consolidating, decorative, and sustainable mixes with SCMs).
• Commitment to Safety & Sustainability – Responsible operations, low-emission practices, and continuous improvement in environmental performance.

When you partner with CalPortland, you gain more than a concrete supplier–you gain a technical partner invested in your project’s success.