Our Services

Commercial Plumbing Systems

Complete plumbing systems in various types of projects some of which are: Hospitals Schools Office buildings Apartments Laboratories Renovations Hotels Restaurants Strip Malls Environmental Green Projects including Living Building Challenges Storm Water Harvesting

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Site Utilities

Site utilities including: Underground water Sanitary Storm Natural gas

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Welcome to DeFinis Mechanical Contractors

DeFinis Mechanical Contractors is a mechanical contracting company that serves the western Pennsylvania area. Our high quality work and professionalism allows us to provide exceptional customer service that exceeds industry standards in order to meet our clientele’s needs. Please take a look at our services offered, completed projects, and our portfolio of photos to see if we are the best match for your project.

Featured Projects

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Client Testimonials

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Martin Doe
Review from Customer

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