
Commercial and Industrial Services in Greenville
Simpson Makes a Difference
Simpson Air Conditioning is committed to providing superior, reliable products and services to customers all across the Mississippi Delta.
We are a competitive, innovative industry trade leader. We provide our clients with excellence in service and installation. Our highly trained and professional work force is your partner in business success. We back up our great service with warranties that give you peace of mind and save you maintenance dollars. The bottom line is we help you watch your bottom line!
Top-Rated Commercial Plumbing Services
From hotels, restaurants and schools to specialized manufacturing plants, hospitals and highly secured facilities, Simpson Air Conditioning can design, install and maintain cost effective and environmentally sound HVAC, plumbing and electrical systems to meet your needs, deadlines and budget.
Customer Service and Communication. Your project managers will have unlimited access to our highly skilled and experienced service, installation and maintenance teams.
We would like the opportunity to bid on your next Commercial, Industrial and Design Build project. No other company in the area can deliver our level of service, quality and customer service. You have my word on it.


A Simpson Air Experience
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Our team is ready to provide you piece of mind with our different services in one location.
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Simpson Air Conditioning has been installing home comfort systems since the 1940s.
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No need for stress with our Simpson worry-free guarantee.
What Our Customers Are Saying
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Very easy to set up a service call – very polite personnel – stayed in well communication on their way to the repair visit – Randy very knowledgeable service repair man… was very nice, very helpful on options as well as repaired our issue in our time of trouble. Simpson went away over and beyond to help us!- Diane K.
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“They are really good!”- Latoyah A.
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Great honest professionals who stand by their work and communicate with you every step of the way (something that regardless of price is very hard to find these days). I'm in the process of restoring an old family home in the MS Delta and can do pretty much everything professionally except the plumbing and electrical. I have and will continue to use Simpson for those areas and no one else.- Jonathan T.
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“Great Services!”- Mary S.
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“Thanks for excellent service and friendly staff.”- John O.
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“Very knowledgeable crew!”- Jeff W.
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I was without heat in 20 below the 32 freezing mark. They responded in a timely manner and got me back up in running in no time. THIS is not the first time I have called them and they always respond.- Jacqueline E.
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Charles went above and beyond to find the source of the gas leak. He explained what he was looking for and kept me updated often. Simpson is highly professional and addressed my needs promptly.- Kesha Perry