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Professional commercial & industrial HVAC for offices, warehouses, manufacturing. Expert installation, maintenance & repair in Southern Indiana & Louisville.

Heating and cooling systems in commercial and industrial environments face demands far beyond those of residential equipment, which is why experienced service matters. Large square footage, variable occupancy, specialized equipment, and strict performance requirements can quickly expose weaknesses in an HVAC system. When reliability or efficiency drops, Allegiance Heating & Air, LLC understands how it can impact operations, employee comfort, and operating costs.
We provide Commercial Industrial HVAC services designed to support demanding environments with dependable performance and long-term efficiency. Our team works with business owners, facility managers, and property operators to design, service, and maintain systems that align with operational needs while minimizing downtime and unnecessary expenses.
Commercial and industrial HVAC systems require a strategic approach that balances capacity, efficiency, and durability. Each facility has unique requirements based on usage, layout, and industry standards, which is why customized solutions are essential.
Our services are well-suited for:
We focus on system performance, airflow control, and energy efficiency to ensure consistent comfort and reliable operation across all areas of the facility.
Proper system design is critical in commercial and industrial settings. We evaluate building size, zoning requirements, occupancy patterns, and equipment demands to ensure the HVAC system is correctly sized and configured. Whether installing a new system or upgrading existing equipment, our goal is to deliver dependable performance without overengineering.
Installation and upgrade services may include:
Each project is executed with attention to safety standards, performance testing, and long-term reliability.
Routine maintenance plays a key role in protecting commercial HVAC investments. Proactive service helps prevent breakdowns, improves efficiency, and extends equipment lifespan, which is especially important in facilities that operate year-round.
Our commercial and industrial HVAC service approach focuses on:
When repairs are needed, we respond with clear diagnostics and practical solutions that prioritize system uptime.
We understand that commercial and industrial HVAC systems are mission-critical. Our approach emphasizes planning, precision, and accountability at every stage of service. From initial evaluation to ongoing support, we focus on delivering systems that perform reliably under real-world conditions.
Clients choose us because we provide:
If your facility requires dependable heating and cooling support, Commercial Industrial HVAC services can help ensure comfort, efficiency, and operational stability. To discuss your system needs or schedule service, call 812-923-4406.
MAINTENANCE PLAN
ALLEGIANCE HEATING & AIR, LLC SERVICE CLUB
At Allegiance Heating & Air, LLC, we provideprofessional HVAC maintenance and offer exclusive deals and discounts within our Service Club Membership to those in and around New Albany, IN. Members of Allegiance Heating & Air, LLC Service Club receive the following benefits:


BENEFITS OF THE MANTEINANCE PLAN
One free cleaning on your A/C.
One free cleaning on your furnace.
Priority scheduling.
Free trip fee with service calls.
Reduced after-hours trip fees.
15% discount on parts and labor.
