- Double Diamonds Ski & Sport Club Inc. Connecticut's Only National Brotherhood of Skiers (NBS) Affiliate Member of Connecticut Ski Council Brief History Objectives Officers Events News... Brochure Membership Application P.O. Box 4550 Hartford, CT 06147-4550 Telephone: (860) 896-0761 Danielle Burrell (860) 286-0877 Glenn Cassis MEETING INFORMATION The Executive Board meets every first Thursday of ...www.nbs.org/clubs/ddiamonds