Sam Lee


Manages Rough Diamond Capital

Sam is an angel investor syndicate based in Los Angeles. Rough Diamond invests in seed stage companies across enterprise and consumer, with a focus on those improving productivity through data analytics. Sam and his associates also provide consulting services to pre-seed startups in preparation for a seed round financing. Prior to founding Rough Diamond Capital, Sam led the Data Analytics team at L2 Inc., a marketing analytics firm acquired by Gartner for ~$140 million in 2017.