Wonderful raises $550M Series C for enterprise AI operating system

On September 2, 2026, Amsterdam based enterprise AI startup Wonderful announced a $550 million Series C round at a $5 billion valuation, led by Insight Partners with participation from Salesforce and existing investors. The company says it will use the capital to scale its AI operating system that coordinates agents, workflows and applications across large enterprises.([wonderful.ai](https://www.wonderful.ai/blog-articles/wonderful-raises-550m-series-c))