General Contracting

We started our business in commercial construction and tenant improvements. Since 1988, we have completed millions of square feet of commercial projects from Los Angeles to San Diego.

We help CEO’s and property owners get their construction projects done within the expected timeframe and on budget. No job is too large; the more complex, the more we excel. We love out of the box thinking and creative problem-solving. Our team prides itself on quality, integrity, and safety.

Our Services Include

Re-Piping

Fire & Life Safety

Permitting

Roofing

Electrical

Waterproofing

Stormwater Management

City Planning

Mechanical System Repair

Material Defect Repair

Structure Defect Repair

Over 30 years experience Cornerstone Managing Partners has the knowledge, experience, and creative problem-solving skills to handle the most complex jobs.

OUR CLIENTS & PROJECTS

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