Harms Construction Heating & Air: Carmi IL’s Trusted HVAC and Gutter Experts
Harms Construction Heating & Air is the local name for heating, cooling, and gutter work in Carmi IL and the surrounding communities. They handle everything from routine furnace check-ups to full system installations. The team is ready for emergencies, with quick response times for urgent repairs. Their technicians are trained to work on both homes and local businesses, understanding the specific needs of each.
Business Overview
Founded and operated by people who live here, Harms Construction Heating & Air knows the area’s climate and housing styles. Southern Illinois sees hot, humid summers and chilly winters, so reliable HVAC isn’t just a luxury. The company focuses on residential and light commercial service, with a crew that’s familiar with older farmhouses, newer subdivisions, and local shops alike. When your heat goes out on a cold Carmi night, they’re the ones to call.
Key Services
Their main services cover what local homeowners and business owners need most:
- Heating: furnace repair and replacement, heat pump service, ductwork inspection
- Air Conditioning: AC installation, maintenance, and emergency cooling repair
- Indoor Air Quality: air filtration, humidifier installation, ventilation solutions
- Gutter Services: gutter cleaning, installation, and repair to protect roofs and foundations from Midwest rain
They group these to offer complete home comfort and protection packages, especially useful with the region’s seasonal weather shifts.
Areas Served
Harms Construction Heating & Air serves a wide part of southern Illinois. You’ll find them working in Carmi IL, Shields, Bridgeport, Cincinnati, Lawrence, Fairfield, Patton, Flora, Sumner, Logan, McLeansboro, Jasper, Cave, Big Mound, Gold Hill, Bennington, Ross, Lancaster, Norris City, and Wabash. Having serviced these towns for years, they know the common building materials, local codes, and typical system issues in area homes and commercial buildings.
Company History
The business started as a small local operation, growing because neighbors recommended them. Over time, they expanded their service area and added gutter services to meet community needs. What sets them apart is their straightforward, no-nonsense approach—clear pricing, honest diagnostics, and work that lasts. They’ve built a reputation by showing up, doing the job right, and standing behind it.
Leadership
The owners have deep roots in the area and hands-on experience in construction and HVAC. They’re often on job sites, not just in an office. That local presence means they understand what matters to people here: durability, fairness, and keeping homes comfortable year-round. They’re involved in community events and support local schools and teams, because this is home for them too.
Specialties & Highlights
- Full-service HVAC and gutter solutions under one roof, simplifying home maintenance
- Familiarity with older homes common in southern Illinois, including updating older systems efficiently
- Preventive maintenance plans tailored to the local climate’s demands
- Upfront, flat-rate pricing for most repairs, so there are no surprise charges
- Focus on energy-efficient options that help lower utility bills in both summer and winter
Why Locals Choose Harms Construction Heating & Air
People in Carmi IL and nearby towns pick Harms Construction Heating & Air because they’re reliable, local, and honest. They’ve been around long enough that many customers have used them for decades. Their quality workmanship, combined with a genuine understanding of what southern Illinois homes need, makes them a go-to resource. When you need heating, air conditioning, or gutter help, Harms Construction Heating & Air in Carmi IL delivers consistent, dependable service that fits the community.
Contact Information
Harms Construction Heating & Air
: 201 W Main St, Carmi, IL 62821
Business Services
Business Location & Hours
| Mon: | Open 24 hours |
| Tue: | Open 24 hours |
| Wed: | Open 24 hours |
| Thu: | Open 24 hours |
| Fri: | Open 24 hours |
| Sat: | Open 24 hours |
| Sun: | Open 24 hours |



















