Ezcater, a corporate catering marketplace, has raised $150 million in a series D-1 round of investment led by Lightspeed Venture Partners and GIC, with participation from others including Iconiq Capital, a wealth management firm with big-name backers that include Mark Zuckerberg; Insight Venture Partners; Light Street Capital; Quadrille Capital; and Wellington Management Company. Founded in 2007, Ezcater serves as an online ordering platform for businesses, focusing on restaurants and eateries that have the means to fulfill larger orders. The Boston-based company has raised $320 million in total, and following its latest round it is now valued at $1.25 billion.