PSI Mechanical Contractors

PSI Mechanical Contractors, established in 2016, has rapidly emerged as Southern Illinois' premier mechanical contractor, specializing in commercial and industrial HVAC solutions. With over 80 years of combined field experience, they employ union-trained technicians and offer a comprehensive range of services, from HVAC systems to sheet metal fabrication and custom boat docks.

Dedicated to customer satisfaction, PSI Mechanical strives to maintain constant communication throughout every project, ensuring that no job is too big or small. Their commitment to quality service and craftsmanship makes them a trusted choice for all mechanical needs in the region.

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