Set Up Your Free Consultation with the Experts In commercial properties – comfort is key. Productivity trends higher when employees operate in a comfortable environment. And when they aren’t, you’ll hear about it. That’s where our team comes in. Jack Nelson Service Experts Heating & Air Conditioning in Tulsa brings many years of HVAC experience and success to the commercial buildings you operate in – more than any other provider around. Our professionally-trained and NATE-certified staff sells, services and repairs HVAC systems, and Jack Nelson Service Experts is fully bonded, licensed and insured. When you go with the experts, your satisfaction is guaranteed. Comfortable, yet? You will be when you work with Jack Nelson Service Experts. Call 918-212-8927 or click to set up your appointment. It’s easy with our free consultation. Save on your energy bills and save time. We look forward to working with you.