Lambda Appoints Heather Planishek to Board of Directors as Audit Chair

September 25, 2025 at 08:00 AM EDT

Industry veteran brings deep financial and operational expertise from Tines and Palantir

Lambda, the Superintelligence Cloud, today announced the appointment of Heather Planishek to its Board of Directors, where she will serve as Audit Chair. Planishek brings extensive experience scaling high-growth technology companies, currently serving as Chief Operating and Financial Officer at Tines, the intelligent workflow platform. She previously served as Chief Accounting Officer at Palantir Technologies Inc. (NASDAQ: PLTR), where she guided the company through a period of significant growth and its transition to the public markets.

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Heather Planishek

As Audit Chair, Planishek will lead the board's oversight of Lambda's financial reporting, risk management, and compliance. Her appointment strengthens Lambda's board governance as the company continues to scale its operations, serving the world’s leading AI labs, hyperscalers, and more than 200,000 AI developers across research, startups, and enterprise.

“Heather brings world-class financial and operational expertise to our board of directors,” said Stephen Balaban, co-founder and CEO of Lambda. “I’m very proud to welcome her appointment as our Audit Chair and look forward to working closely with her.”

Throughout her career, Planishek has established a reputation for combining strategic thinking with mission-critical execution. Her earlier roles at Hewlett Packard Enterprise and EY provided deep expertise in enterprise-scale finance and operations.

"Lambda's singular focus on AI infrastructure over the past decade has positioned the company at the forefront of one of technology's most important transformations," said Planishek. “I’m excited to partner with Lambda’s leadership and board to uphold strong governance as the company continues transforming AI infrastructure.”

About Lambda

Lambda, The Superintelligence Cloud, builds gigawatt-scale AI factories for training and inference.

Lambda is where AI teams find infinite scale to build and deploy intelligence: from prototyping to serving billions of users in production. We build the underlying infrastructure that powers AI.

Lambda’s customers include top AI labs, enterprises, and hyperscalers. We have over a decade of experience co-engineering, deploying, and operating mission-critical GPU capacity for the largest companies in the world.

Lambda was founded in 2012 by published AI engineers. Lambda’s mission is to make compute as ubiquitous as electricity and give every person access to artificial intelligence. One person, one GPU.

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Lambda Appoints Heather Planishek to Board of Directors as Audit Chair

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