Integrity Air Conditioning & Restaurant Services, Inc. "A Choice you Can Trust" Manitowoc Factory Contracted Service Representative. Services commercial kitchen equipment as well as residential and commercial air conditioning systems. Kenneth Karrick owner of Integrity is Florida State Certified and has been working in the industry for over 18 years. Integrity strives to maintain close and professional relationships with all of its clients which include some major company's such as Applebee's, Denny's, Starbuck's, Hungry Howies, and Dunkin Donut's. Integrity offers services beyond local competition in that they offer services on both hot and cold equipment.