Pillar, which helps businesses driven by commodities, like metals, manage financial risk, raised a $20M seed led by a16z, bringing its total funding to $23M (Dominic-Madori Davis/TechCrunch)

Dominic-Madori Davis / TechCrunch: Pillar, which helps businesses driven by commodities, like metals, manage financial risk, raised a $20M seed led by a16z, bringing its total funding to $23M — Pillar, a platform that helps commodity-driven businesses (like those in metals, food, and airline companies) manage financial risk …