Los Angeles-based survey and sampling provider uSamp said Tuesday that it had a record quarter, saying it saw revenues grow by 42 percent, year over year. Actual financials were not released by the company. uSamp said the growth came due to growth in Europe. uSamp's services are used in market research efforts by companies. uSamp is venture backed by OpenView Venture Partners, Greycroft Partners, DFJ Frontier, and others.