St. Johns Air, a Fidelity Company, is a trusted partner for commercial and industrial HVAC, mechanical, and refrigeration solutions helping facilities stay efficient, compliant, and operational year-round. With decades of hands-on experience, our team provides comprehensive services that cover the full lifecycle of your systems, from preventive maintenance and diagnostics to rebuilds, retrofits, and full system replacements. We’re equipped to service and sell all major HVAC and refrigeration brands, allowing us to deliver the right solution for every environment, every time.

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Our commitment goes beyond fixing equipment - we help organizations reduce downtime, control costs, and extend the life of their critical assets. St. Johns Air supports a wide range of industries including manufacturing, warehouse distribution, utilities, municipalities, schools, financial institutions, data centers, and more. With customizable preventive maintenance programs, ranging from targeted service plans to 100% coverage, fixed-cost solutions; we give our clients clear expectations, predictable budgeting, and guaranteed accountability. No matter the facility or challenge, our mission is simple: keep your systems performing at their best so you can focus on running your business.