Profluent, a leader in frontier AI for protein design, announced a $106M financing co-led by Altimeter Capital and Bezos Expeditions, with participation from existing investors including Spark Capital, Insight Partners, and Air Street Capital. This round brings Profluent's total funding to $150 million and will accelerate its mission to make biology programmable - transforming how therapeutics, diagnostics, agriculture, and biomanufacturing solutions are developed.