Tintri, which market storage solutions purpose-built for virtual machines (VMs), has raised $18 million in Series C funding. The extra capital comes from existing backers NEA and Lightspeed Venture Partners and comes roughly 3 months after Tintri raised $17 million in Series A + B funding.

The company just launched its “VM-aware” storage appliance, VMstore, last quarter, and the proceeds of the new financing round is meant to help Tintri accelerate its R&D schedule and invest in regional sales initiatives for the product.

Tintri was co-founded in 2008 by Dr. Kieran Harty, former head of R&D at virtualization software juggernaut VMware, and is headquartered in Mountain View, California.