Sustainable Design Group, LLC (SDG) is a woman-owned and veteran-owned, small business, design firm offering full landscape architecture and land planning services, specializing in environmental planning, site development and sustainable design. The firm was formed in 2009 by Luanne Urfer, principal landscape architect, to provide environmentally responsible designs for clients. SDG’s thorough understanding of the Alaskan environment provides the foundation for exceptional land planning and site design skills.