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Business Details
41 Years
experience
Your Trusted Construction Partner in Corona, CA
Corona Constructors has been delivering exceptional industrial and commercial construction services for over three decades. Founded in 1985 by a team of engineers, including owner John O'Doherty, a California-licensed Professional Engineer, we combine technical expertise with a commitment to quality and integrity. Our team specializes in ground-up construction, renovations, and complex industrial projects, maintaining control from design through delivery. With a proven track record in food industry facilities, educational institutions, and municipal projects, we form strategic alliances with architects, engineers, and tradespeople to meet client needs.

Recognized by organizations like the Tilt-up Concrete Association and National Society of Professional Engineers, our work has earned awards from the City of Corona, Riverside County, and the California State Assembly. We guarantee on-schedule completion, cost-effective processes, and final products that exceed expectations, ensuring client satisfaction through transparent communication and ethical practices.
Services
Ground-Up Construction Industrial Renovations Project Management Structural Retrofits Seismic Upgrades Tenant Improvements Site Development Commercial Construction Food Plant Modifications Municipal Projects
Details
  • Year established: 1985
Highlights and features
  • We have over 30 years of experience in commercial and industrial construction.
  • Our team guarantees on-schedule completion and cost-effective processes.
  • We manage all project stages from pre-design to construction delivery.
  • We specialize in complex food industry facilities and industrial projects.
  • Our work has earned recognition from the California State Assembly and local governments.
What people say
Highly recommend Completed ahead of schedule No hesitation Responsive throughout Maintain high standards
Services
Ground-Up Construction
We specialize in constructing custom industrial and commercial structures from foundation to finish. Our process ensures precision in design, material selection, and execution. Clients benefit from streamlined timelines and facilities tailored to operational needs.
Industrial Renovations
Our team modernizes manufacturing and food processing facilities with minimal disruption. Services include HVAC integration, sanitation compliance, and equipment installation. Projects prioritize safety, efficiency, and adherence to industry regulations.
Project Management
We coordinate all phases from pre-design to delivery, managing timelines, budgets, and subcontractors. Clients receive weekly progress updates and proactive risk mitigation to ensure seamless execution of complex projects.
Structural Retrofits
We strengthen existing structures to meet current codes or new usage requirements. Solutions include seismic upgrades, foundation reinforcement, and load-bearing modifications for multi-family and commercial properties.
Municipal Projects
We deliver civic buildings, parks, and utility upgrades with compliance to public sector standards. Our experience includes working with city councils, schools, and government agencies to enhance community assets.
People
John O'Doherty
Owner/President
Civil Engineer and General Contractor with 30+ years in construction. Merged engineering precision with management expertise to build Corona Constructors' reputation for quality and reliability in Southern California.
Questions
What construction services do you specialize in?
We focus on commercial and industrial projects including ground-up builds, renovations, structural retrofits, and municipal infrastructure.
How long has Corona Constructors been in business?
We've served Southern California since 1985, providing construction solutions for over 35 years.
Do you handle large-scale industrial projects?
Yes, we've completed projects up to $155M, including food processing plants and manufacturing facilities.
Are you licensed for commercial construction?
We hold California General Contractor License No. 513884 with a high rating for commercial and industrial work.
How do you ensure project timelines are met?
We use Microsoft Project for scheduling, weekly updates, and proactive risk management to guarantee on-time delivery.