Market research company uSamp has been named for a second year in a row to the Forbes magazine list of America’s Most Promising Companies. The Encino firm was ranked No. 51 out of 100 privately held, high-growth companies based on sales and hiring growth, quality of management team and investors, margins, market size and key partnerships. Being named to the list for a second year validates the company’s dedication to its customers and growing a sustainable business, said co-founder and Chief Executive Matt Dusig. “Over the past four years, we’ve anticipated trends and delivered innovative solutions ahead of the curve,” Dusig said in a prepared statement. uSamp provides technology and survey respondents used to obtain consumer and business opinions for market research clients.