Memoir Systems brings in $5.1M to improve memory technology

Memoir Systems, a stealthy startup developing technology for memory performance, has raised $5.1 million in a first round of funding, according to a filing with the SEC.

Lightspeed Venture Partners was the sole investor in the round, according to peHUB. The company also raised $750,000 in debt, options, warrants or other securities from a single investor in September. Founded in 2009, Memoir Systems is based in Sunnyvale, Calif.