Affinity Gas Services, formerly known as LPG Mechanical Contractors, Inc., has a long history providing the highest quality services to Gainesville, FL and the surrounding areas. Weâve been family-owned and operated since we started in business more than 30 years ago, and we take great pride in offering certified service to our clients. What puts us ahead of our competitors is our rigorous training, our commitment to customer service and strict adherence to all applicable codes for installations and customer safety. We aim to continue as one of the five highest-certified gas service companies in the state of Florida.