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O. C. McDonald Co. Inc.

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Business Details



in Business

YP Qualified

Oh see what we can do!

Social Links:
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Regular Hours

Sat - SunClosed

General Info:

O.C. McDonald Company has been the Bay Area's most respected Mechanical Contractor for over a century, specializing in HVAC, plumbing, process piping, building services, direct digital control systems and building automation systems.

We service a wide range of industries including LEED Certified projects, data centers, high tech clean room construction, process tool installation/fit up, heavy industrial piping, commercial, institutional, healthcare and hospitality. In addition, O.C. McDonald leverages its experience to offer the right tools to building owners and managers who want to achieve efficient building management.

Extra Phones:

TollFree: (800) 606-2182


Mechanical Contractor, Piping Contractor, Plumbing Contractor, HVAC Contractor, Heating Contractor, Leed Certified, Sheet Metal Fabrication, Service and Repair, Maintenance

Bryant, Carrier, Payne, Trane
Payment method:
check, discover, financing available, visa, mastercard

On San Carlos St. between Race St. and Lincoln Ave.

Central San Jose


San Jose Chamber of Commerce

Via Rehabilitation Services

Furnaces-Heating, Air Conditioning Contractors & Systems, Heating Contractors & Specialties, Water Heaters, Plumbers, Backflow Prevention Devices & Services, Air Conditioning Service & Repair, Plumbing Fixtures, Parts & Supplies, Ventilating Equipment, Heating Equipment & Systems-Repairing, Heating Equipment & Systems, Furnace Repair & Cleaning, Sheet Metal Work, Building Contractors-Commercial & Industrial

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In home plumbing

Excellent service! Showed up on time, were professional, diagnosed the problem quickly and got me back up and running. Will call again!

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O. C. McDonald Co. Inc.

1150 W San Carlos StSan JoseCA 95126

(408) 831-7381

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O. C. McDonald Co. Inc.

1150 W San Carlos StSan JoseCA 95126

(408) 831-7381

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