Alembic Raises $145M for Causal AI as Accenture and Jeffrey Katzenberg’s WndrCo Back Marketing’s New Supercomputer
San Francisco–based AI startup Alembic Technologies has closed a $145 million Series B round to scale its causal AI platform and build what it claims is one of the fastest privately owned supercomputers in the world. The funding is led by Prysm Capital and Accenture, with participation from Jeffrey Katzenberg’s WndrCo, Silver Lake Waterman, Liquid 2 Ventures, NextEquity and others. WebProNews+3The Wall Street Journal+3Venturebeat+3 The deal values Alembic at around $645 million, a massive leap from its roughly $49–50 million valuation at its Series A round in early 2024, which was led by WndrCo. The Wall Street Journal+1 Today, November