Bitter Heating & Air Conditioning, Inc.

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About Bitter Heating & Air Conditioning, Inc.
Bitter Heating & Air Conditioning, Inc. serves Denham Springs, Louisiana and the surrounding Baton Rouge metropolitan area as a full-service HVAC contractor. The business holds a 4.9-star rating from 195 customer reviews, reflecting consistent service quality that homeowners in this region have come to rely on. Their service fleet operates around the clock, every day of the week, ensuring that residents facing heating or cooling emergencies never have to wait for relief from Louisiana heat. The company handles both residential and light commercial projects, providing installation, repair, and preventive maintenance for all major HVAC brands.
Reviewers consistently highlight the company's commitment to following through on service calls, even when problems arise outside normal business hours. One homeowner described how a technician arrived at 9:00 PM to diagnose and repair a wiring issue that left an upstairs unit running at 80 degrees when set to 68. Another reviewer mentioned their system was installed 27 years ago, with Bitter Heating & Air remaining the only company ever to service their units. The technical team includes named specialists such as Shane and Hudson, whom customers specifically credit with knowledgeable repairs and thorough maintenance work.
Long-term customer relationships form a significant part of the company's reputation. One reviewer who operates a real estate brokerage in the Baton Rouge area instructs all agents to refer clients to Bitter Heating & Air for HVAC needs. New construction projects receive particular attention, with one reviewer noting that their duct work in the attic drew praise from other subcontractors who see HVAC installations daily. The company also responds to emergency calls on weekends and Friday evenings, ensuring families returning from vacation or facing sudden system failures receive prompt assistance.
What Customers Say
195 reviews all carry 5-star ratings, with customers specifically naming technicians Shane and Hudson for their expertise and responsiveness. Multiple reviewers mention same-day emergency service, with one noting a Friday evening callout and another describing a late-night repair visit. Long-term clients dominate the feedback, including a customer whose system has been serviced for 27 years.
Working Hours
| SundayToday | Open 24 hours |
| Monday | Open 24 hours |
| Tuesday | Open 24 hours |
| Wednesday | Open 24 hours |
| Thursday | Open 24 hours |
| Friday | Open 24 hours |
| Saturday | Open 24 hours |
Services
AC Repair & Maintenance
Diagnostic services, component replacement, and annual tune-ups for all major air conditioning brands.
Heating System Service
Furnace repair, heating maintenance, and system diagnostics for residential heating equipment.
New Construction HVAC Installation
Complete HVAC installation for new builds, including rough-in duct work and final trim-out.
24-Hour Emergency Service
Round-the-clock availability for heating and cooling emergencies, seven days a week.
Duct Work & Ventilation
Custom duct installation, repair, and modification for residential attics and crawlspaces.
System Replacement & Upgrade
Old system removal and new high-efficiency HVAC system installation for homeowners.