Posted on GoogleTrustindex verifies that the original source of the review is Google. Anthony does an excellent job. Describes everything in detail.Posted on GoogleTrustindex verifies that the original source of the review is Google. It was really good to do business with this company. It used to be standard for a business to go above and beyond to help their customers. But in these more modern times, it isn't always the case. Mainstream is an exceptional company. They promised if I purchased new AC/HEAT units, they would get my unit (that wasn't working) fixed until my new units arrived. That is exactly what they did!Posted on GoogleTrustindex verifies that the original source of the review is Google. Showed up promptly, worked quickly, very satisfiedPosted on GoogleTrustindex verifies that the original source of the review is Google. Techs were friendly, professional and knowledgeable. Grateful for their skills in getting my heat working.Posted on GoogleTrustindex verifies that the original source of the review is Google. Very professional and efficient!Posted on GoogleTrustindex verifies that the original source of the review is Google. Tech was awesome very friendly and informativePosted on GoogleTrustindex verifies that the original source of the review is Google. The repair man was very professional and kind.Posted on GoogleTrustindex verifies that the original source of the review is Google. Good people to deal with very fair and friendly. Great technicians fast serviceLoad moreVerified by TrustindexTrustindex verified badge is the Universal Symbol of Trust. Only the greatest companies can get the verified badge who has a review score above 4.5, based on customer reviews over the past 12 months. Read more