Back to Search Huntsville Utilities Categories Energy Efficiency Associate 122 South Side Square , Huntsville , AL , 35801 PO Box 2048 , Huntsville , AL , 35804-2048 200 Clilnton Avenue, Suite 900 , Huntsville , AL , 35805 (256) 535-1261 www.hsvutil.org Membership Type Associate Contacts Primary Leon Wass Joe Gehrdes Share × Print Email Facebook LinkedIn Twitter Pinterest Powered By GrowthZone