More than 30 Years of Hot Tub Sales & Service For more than 30 years, Sundance Spas of Amherst and Meredith, NH has been the region's premier Sundance Spas dealer for spas, hot tubs, and saunas, and we have established an impressive resume. As a Gold Club Dealer since 1993, we're in the top 5% of all the Sundance dealers in the world. The President's Award honors us as having achieved the top single store volume in the country. Sundance Spas of Amherst NH is the #1 Sundance Spa dealer in the country