Serving Leesville, Lexington, Columbia and the South Carolina Midlands
Licensed & Insured Emergency response: (803) 955-9500
Family Owned Since 2007

HVAC Repair, Heating & Air Service in Lexington & Columbia SC.

Ron Johnson Heating & Air helps homes and businesses stay comfortable with honest diagnostics, dependable HVAC repair, system maintenance, new equipment installation and commercial refrigeration service.

Ron Johnson Heating and Air technician helping a homeowner with a thermostat
24/7ESA priority response
2xSystem checks per year
Licensed & Insured
Professional HVAC service for homes and businesses.
Fair, Clear Service
No work starts until you understand the needed repair and cost.
Local Midlands Service
Serving Lexington, Columbia, Leesville and nearby communities.
Heating, Cooling & Refrigeration

Practical HVAC service from a local company that explains the work.

The site now gives search engines and customers clearer service signals while keeping the message simple: repair the issue, protect comfort and make the next step easy.

AC

Air Conditioning Repair

Cooling system diagnostics and repair for homes and businesses, including comfort problems, weak airflow and equipment that will not keep up.

AC repair details
HEAT

Heating Repair

Heat pump, furnace and heating system service with clear recommendations before any repair work begins.

Heating services
ICE

Commercial Refrigeration

Service for refrigerators, ice machines and cold equipment that businesses depend on every day.

Refrigeration service
ESA

Energy Savings Agreements

Two complete system inspections per year, priority response and repair savings for ESA customers.

Maintenance plan
IAQ

Indoor Air Quality

Help with humidity control, air movement and comfort concerns that affect how the home feels every day.

Comfort services
DUCT

Duct Systems

Duct inspections, trunk line checks, return sizing review and written repair notes when needed.

View work photos
How the Visit Works

A full inspection before the repair conversation.

On a first visit, Ron Johnson Heating & Air can review the whole heating and air system instead of only looking at one visible symptom. That can include ductwork, returns, trunk lines, equipment condition and airflow concerns.

  • Complete duct system review under the home or in the attic when accessible.
  • Return and trunk line sizing based on square footage and unit size.
  • Written repair list for items affecting comfort and performance.
  • Clear explanation before work begins.
Service Area

Local HVAC service across the Midlands.

Ron Johnson Heating & Air serves customers in Leesville, Lexington, Columbia, West Columbia, Irmo, Gilbert, Chapin, Batesburg-Leesville and nearby communities across Lexington and Richland counties.

For emergency response or to schedule maintenance, call (803) 955-9500 or use the online appointment form.

Ready for Service?

Schedule repair, maintenance or a system check.

Use the appointment form or call for emergency response. The faster a system problem is checked, the easier it is to protect comfort and avoid preventable damage.

Helpful Answers

HVAC questions customers ask before calling.

Ron Johnson Heating & Air serves Leesville, Lexington, Columbia, West Columbia and nearby communities across Lexington and Richland counties.

Yes. The company works on residential and commercial heating and cooling systems, including repair, maintenance, sales and new unit installation.

Yes. Customers can call (803) 955-9500 for emergency response. Energy Savings Agreement customers receive priority service.

The maintenance agreement includes two complete heating and cooling system services and inspections per year, plus priority response and repair savings during the agreement period.