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Building Services

O.C. McDonald’s professional service technicians and plumbers are located throughout Northern California, from Monterey to San Francisco to Walnut Creek. This lets us guarantee a two-hour response time for contract customers. After-hours and emergency HVAC services are dispatched via our live Client Care Consultants. We work hard to provide quality, accessible service to our customers.

O.C. McDonald’s technicians are expert systems problem-solvers. They bring advanced training, experience, engineering, and ingenuity to every situation. Our design-build retrofit solutions often have their beginning with the first service call. Our expertise can transform your inadequate or energy consuming systems into efficient, energy saving opportunities.

Preventive Maintenance is integral to saving money on costly equipment repair or untimely replacement. We work with our customers to structure regularly scheduled inspection and equipment maintenance services to keep their operations budgets in good shape.

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