Commercial HVAC Company in Lexington & Richland Counties

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Emergency HVAC Service

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Trusted Across Lexington & Columbia

Commercial HVAC Services for Businesses & Industrial Facilities

Kay Plumbing, Heating & Cooling provides dependable commercial HVAC services to businesses, commercial properties, and industrial facilities throughout Lexington and Richland Counties, Columbia, Irmo, Lexington, Cayce, West Columbia, and surrounding South Carolina communities.

Our licensed commercial heating, cooling, and ventilation technicians handle everything from system design and installation to repairs, rooftop units, commercial boilers, heat pumps, and ductwork. Whether you manage an office building, retail space, warehouse, restaurant, healthcare facility, or industrial property, we deliver HVAC solutions designed for performance, energy efficiency, and long-term reliability.

Kay Plumbing AC Installation Team

Our Commercial HVAC Services

As a trusted heating and cooling company serving Lexington and Richland Counties, Kay Plumbing, Heating & Cooling offers full-service heating and cooling solutions tailored to your building’s needs.

Our services include:

  • Commercial HVAC installation & replacement
  • Emergency Commercial HVAC repair
  • Commercial heating and cooling maintenance plans
  • Rooftop unit (RTU) services
  • Commercial heat pump services
  • Commercial furnace services
  • Commercial boiler installation & repair
  • Ductless mini-split systems
  • Commercial ductwork design & repair
  • Indoor air quality solutions
  • Comercial Building Automation Systems

We work with both new construction and existing commercial systems.

Commercial Cooling Services for Midlands Businesses

South Carolina’s long cooling season puts heavy demand on commercial air conditioning systems. We service and install high-efficiency cooling equipment designed for reliable operation in commercial and industrial environments.

Our commercial cooling services include:

  • Commercial AC repair
  • Commercial AC installation
  • Rooftop unit replacement
  • Packaged HVAC systems
  • Commercial heat pumps
  • Commercial heat pumps
  • Ductless mini-split systems
  • Refrigerant leak repair
  • Cooling system diagnostics
  • Energy-efficient upgrades

We help businesses reduce downtime, improve comfort, and control operating costs.

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Commercial Heating Services

Even with mild winters in Lexington and Richland Counties, reliable heating is essential for employee comfort, productivity, and equipment protection.

Kay Plumbing, Heating & Cooling services a wide range of commercial heating systems, including:

We provide:

  • Commercial heat pumps
  • Commercial gas furnaces
  • Commercial boilers
  • Packaged rooftop heating systems
  • Ductless heating systems
  • Industrial heating equipment

Our technicians provide commercial heating repair, replacement, installation, and preventative maintenance for businesses across the Columbia area.

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Rooftop Unit (RTU) Installation & Service

Packaged rooftop HVAC systems are common for commercial buildings throughout the Columbia area because they provide efficient heating and cooling while maximizing indoor space.

We provide:

  • Rooftop unit installation
  • RTU replacement
  • Rooftop HVAC repair
  • Preventive rooftop maintenance
  • Energy-efficiency upgrades
  • Ductwork integration

We work on a wide range of commercial rooftop HVAC systems for retail centers, office buildings, warehouses, and industrial facilities.

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Preventive Commercial Heating and Cooling Maintenance

Routine maintenance helps businesses avoid unexpected breakdowns, reduce repair costs, and extend equipment life.

Our commercial HVAC maintenance plans may include:

  • Seasonal system inspections
  • Filter replacement
  • Electrical testing
  • Coil cleaning
  • Refrigerant checks
  • Airflow testing
  • Thermostat calibration
  • Preventative repairs
  • Rooftop unit inspections
  • Drain lines and condensate pan cleaning

reventive maintenance also helps improve energy efficiency and maintain more consistent indoor comfort.

HVAC-maintenance

Emergency Commercial HVAC Repair

HVAC failures can disrupt operations, affect customers, and create unsafe conditions for employees and equipment. Kay Plumbing, Heating & Cooling offers responsive cHVAC repair services for urgent heating and cooling issues.

We quickly diagnose and repair problems involving:

  • Cooling system failures
  • Heating outages
  • Rooftop unit malfunctions
  • Boiler issues
  • Refrigerant leaks
  • Electrical failures
  • Poor airflow
  • Thermostat problems

Our HVAC technicians arrive in fully stocked service trucks equipped for diagnostics, repairs, and installations, and our Lexington warehouse carries many commonly needed parts to help reduce delays.

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Energy-Efficient Commercial HVAC Solutions

Energy efficiency plays a major role in commercial operating costs. We help businesses improve HVAC performance with properly sized equipment, preventative maintenance, ductwork improvements, and high-efficiency system upgrades.

Our team can recommend solutions that help improve:

  • Office buildings
  • Retail stores
  • Restaurants
  • Warehouses
  • Industrial facilities
  • Healthcare facilities
  • Educational facilities
  • Churches
  • Multi-family / HOA properties
  • Government & municipal buildings

As a reliable commercial heating and cooling company, we help businesses maintain safe, efficient, and code-compliant boiler operation throughout Lexington and Richland Counties.

A Trusted Commercial HVAC Contractor in the Columbia Area

Why Local Businesses Choose Our Team

Kay Plumbing, Heating & Cooling is committed to helping local businesses maintain safe, efficient, and dependable HVAC systems throughout Lexington and Richland Counties.

  • Focus on code compliance and energy efficiency.
  • Advanced HVAC Pro certified technicians
  • EPA-certified HVAC professionals
  • Commercial & industrial HVAC experience
  • Local knowledge of the South Carolina climate demands
  • Responsive service and long-term support

Supporting the Local Business Community

We are proud members of several local business organizations and chambers of commerce, including:

Our involvement in the local business community reflects our commitment to supporting businesses across the Columbia area with dependable, energy-efficient commercial heating and cooling solutions.

Schedule Commercial Heating and Cooling Service in Lexington & Richland Counties

Whether you need commercial AC or furnac repair, rooftop unit replacement, preventative maintenance, or a complete system installation, Kay Plumbing, Heating & Cooling is ready to help.

Call today to schedule services in Columbia, Lexington, Irmo, Cayce, West Columbia, and surrounding South Carolina communities.

Frequently Asked Questions

Business owners should ask about licensing, certifications, commercial experience, code compliance, emergency service availability, maintenance plans, and the types of systems the company services.

A commercial HVAC emergency includes any heating or cooling issue that disrupts business operations, creates unsafe conditions, or risks damage to equipment or inventory. Common emergencies include complete system failures, rooftop unit breakdowns, boiler issues, refrigerant leaks, and loss of heating or cooling during extreme temperatures.

Most commercial HVAC systems should be serviced twice per year before the cooling season and before the heating season. Regular maintenance helps improve efficiency, reduce breakdowns, and extend equipment lifespan.

Yes. Kay Plumbing, Heating & Cooling provides emergency commercial HVAC repair services to businesses throughout Lexington and Richland Counties, Columbia, Irmo, Cayce, West Columbia, and surrounding areas.

Commercial HVAC maintenance plans help reduce repair costs, improve energy efficiency, prevent unexpected breakdowns, and extend the life of heating and cooling equipment.

We provide commercial HVAC services for a wide range of facilities, including office buildings, retail spaces, restaurants, healthcare facilities, schools, warehouses, industrial facilities, churches, government buildings, and multi-family properties throughout Lexington and Richland Counties.

In most cases, we can respond to emergency service calls within 2 to 4 hours, and often offer same-day repairs for urgent issues. Our prompt response helps ensure your business gets back up and running with minimal disruption.

Service Areas

Kay Plumbing proudly offers full-range Commercial HVAC Services throughout: