Award-Winning Broker Associate Expands Luxury Real Estate Services Across El Dorado Hills, Folsom, Granite Bay, and Greater Sacramento ROSEVILLE, Calif., June 10, 2026 /PRNewswire/ -- Tiegen Boberg, one of the Sacramento region's most accomplished real estate professionals and a recognized leader in the El Dorado Hills luxury real estate market, has joined Nick Sadek Sotheby's International Realty as a Broker Associate, REALTOR®, and Luxury Prop…