Virtual Iron Software, provider of enterprise software for creating and managing virtual infrastructure, has gone out and raised another $13 million with a Series D venture capital funding round according to numerous reports.

The new investor in the deal was The Brookside Group. They were joined by return backers Highland Capital Partners, SAP Ventures, GS Capital Partners, Intel Capital and Matrix Partners.

Virtual Iron has raised over $44 million in total VC funding since 2003.