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Temporal Technologies Raises $550M Series E at $12.55B Valuation Led by Lightspeed to Scale Durable Execution
Temporal Technologies raised $550 million in a Series E at a $12.55 billion valuation to expand adoption of its Durable Execution technology, which lets long-running applications resume after failures; the round was led by Lightspeed with co-leads Wellington Management, Goldman Sachs Alternatives’ Growth Equity and Tiger Global. CEO Samar Abbas — formerly CTO and a longtime distributed-systems engineer who swapped roles with co-founder Maxim Fateev in April 2024 — said the funding addresses growing demand for reliable infrastructure for complex software and AI.
Temporal raises $550M Series E at $12.55B valuation to scale durable execution platform
Temporal raised $550 million in a Series E on September 14, 2026, at a $12.55 billion valuation to expand its global operations and invest in reliability, security, and core platform primitives for its durable execution/AI orchestration platform.
Bellevue’s Temporal raises $550M Series E at $12.55B valuation, doubling since February
Bellevue app-development startup Temporal raised $550 million in a Series E at a $12.55 billion valuation, roughly doubling its worth since a February round and signaling investor focus on leading AI-related companies. Founded in 2019, Temporal employs about 375 people, counts more than 4,300 clients including OpenAI and Netflix, and offers tools to help developers build more reliable back-end and AI applications.
