Heating & Cooling ServicesPrompt

Keeping Our Community Comfortable for Nearly Three Decades



At Annison-Bitter Heating & Air Conditioning, Inc., your indoor comfort is our topmost priority. When you are left sweltering in the summer or shivering all through winter because of a broken or malfunctioning HVAC system, enlist the help of our professionals right away. We are available 24 hours a day, 7 days a week, to get your cooling or heating system working again. Our qualified technicians have been in this line of business for decades, so you can rest assured we have what it takes to solve all your comfort problems.

When the time comes you need to install a complete HVAC system, either to replace an old one or for anew construction, remember tocall our local company as well. We can help you find the heater or AC that perfectly matches your unique needs and budget and provide you with expert installation. Each of our technicians stands behind our work, and we guarantee your 100% satisfaction.

Schedule an appointment or request emergency heating or cooling today at(225) 500-2035!

 A Solid Reputation Built on Performance

 Keeping Your Family Comfortable Is What We Do Best
What Professional Service Looks Like

Looking for a breath of fresh air with your AC and heating needs? Call the professionals at Annison-Bitter. We're a Rheem Pro Partner keeping you comfortable for over 25 years.

What Sets Us Apart?

We Set The Standard For Excellence
  • Financing Available

    Need new equipment? We offer special financing for 36 months with approved credit!

  • Indoor Comfort Specialists

    We take? preventative maintenance measures to keep our customers comfortable year-round.

  • Free & Detailed Estimates

    The Annison-Bitter team is trained to repair or install many different HVAC brands.

  • 24/7 HVAC Assistance

    Our services are provided during the day, after-hours, on holidays and weekends.

Hear From Our Happy Customers

A Solid Reputation Built on Performance
  • “Office staff was also very professional and courteous.”

    - Kelley B.
  • “Just wanted to give a big Thank You to Annison Bitter for a great job.”

    - Eva B.
  • “ It's great to know that there is still companies out there that cherish making the customer happy!! ”

    - Stetson E.
  • “These guys get you going and fast !!! Thanks, guys.”

    - Mark T.
  • “I will never go to another company again.”

    - Haleigh S.


Save Today!
  • Rheem Cash Rebate

    Call Annison-Bitter for more details.

    Valid from Jan 11, 2019- Dec 31, 2020
  • Trane Cash Rebate

    Call Annison-Bitter for more details.

    Valid from Feb 20, 2019- Dec 31, 2020

We Keep Our Customers Informed

Annison-Bitter Heating & Air Conditioning, Inc. believes the best way to properly care for your HVAC system is through proper education. The more you know about your heating, air conditioning, and duct systems, the easier it is for you not only to handle your HVAC system but also to prevent future equipment issues. Our Denham Springs heating and cooling experts will always explain our findings and our troubleshooting process. We will also leave you with maintenance tips to help prevent issues in the future. Additionally, we have plenty of blog posts on various HVAC topics that can help you to better understand your heater or AC. Start reading a few of them now if you have questions about your system. If you need to talk to a professional, please don’t hesitate to call us at(225) 500-2035!

Contact Our Team 24/7

You Deserve Year-Round Comfort

Annison-Bitter Heating & Air Conditioning, Inc. is available any time you need help with your home heating or cooling. We always ensure quality work at affordable rates.

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