Campbell's Pool & Spa is your premier in-ground swimming pool builder & Hot Spring Spa dealer serving Knoxville, Oak Ridge, Lenoir City & Jefferson City. The Campbell's showroom features all of the pools we offer, including a gunite, vinyl-liner and fiberglass pool and spa combo. Each pool is outfitted with different . Photo of Campbell's Pool & Spa - Knoxville, TN, United States. Vinyl pool. Vinyl pool with step entry. Photo of Campbell's Pool & Spa - Knoxville, TN, United . Campbell's Pool & Spa. 'As a second-generation pool company owner, Tony Campbell learned a lot about the pool and spa business from his father. Knoxville, Lenoir City, Halls, Powell, Sevierville, Gatlinburg, PigeonForge, Seymour, Kodak, Morristown, Newport, Maryville, OakRidge, Alcoa, Rutledge, Blaine, .