Mario Rosati and Danelle Storm Rosati are the proprietors of the Russian Cove Ranch in Hopland, California from where grapes for the illustrious Rosati Cabernet are sourced.

Mario has been a partner with the law firm Wilson Sonsini Goodrich and Rosati since 1971. For 17 years, Mario sat on the Board of Directors at Ridge Vineyards in Santa Cruz Mountains. Since 1995, Mario has been an adjunct professor at the University of California at Berkeley's Haas School of Business, where he teaches new venture finance. Mario has sat as a judge pro tem in the San Mateo County Superior Court in the State of California. He also participated in the Innovation and Entrepreneurship Task Force to the office of the President Elect, Ronald Reagan. Mario is also a Director of several publicly traded and privately held companies. Mario was recently featured in Wealth Magazine.

Danelle is the founder and President of Storm & Company, a retained executive recruiting firm in Menlo Park, California. Since 1978, she has been a leader in this field. Her experience covers much of the high-technology spectrum, including the semiconductor, data communications, telecommunications, systems software, capital equipment, biotechnology and medical device areas. Along with a select group of Silicon Valley entrepreneurs, the Rosati's have embraced the technology to vineyard migration.