Industry veteran brings deep financial and operational expertise as Lambda accelerates the deployment of AI factories to meet demand from hyperscalers, enterprises, and frontier labs building superintelligence

SAN FRANCISCO--(BUSINESS WIRE)--Dec. 8, 2025-- Lambda, the Superintelligence Cloud, today announced the appointment of Heather Planishek as Chief Financial Officer. Planishek brings deep experience scaling high-growth technology companies and will lead Lambda’s global finance organization as the company continues to expand its infrastructure footprint and operations.

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Lambda appoints Heather Planishek as Chief Financial Officer.

Planishek most recently served 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 helped guide the company through a period of significant growth and its transition to the public markets. Earlier in her career, she held key leadership roles at Hewlett Packard Enterprise and Ernst & Young, building extensive expertise in enterprise-scale finance, operations, and governance. Planishek joined Lambda’s Board of Directors in July of this year, and as part of the transition, will step down from her board position.

“It’s awesome to have Heather join as our CFO,” said Stephen Balaban, co-founder and CEO of Lambda. “I’ve gotten to know her through our work together on the board, and it’s great to have her take on an executive leadership role at Lambda.”

In her new position, Planishek will oversee Lambda’s financial strategy, planning, accounting, treasury, investor relations, and business systems. Her appointment strengthens the company’s leadership team as Lambda continues to serve some of the world’s leading AI labs and largest hyperscalers, as well as tens of thousands of AI developers across research, startups, and enterprise.

“Lambda sits at the center of one of the most important shifts in technology, with infrastructure that I believe is rapidly becoming essential for AI at scale,” said Planishek. “I’m excited to join the leadership team and help strengthen the financial and operational foundation that will support Lambda’s continued growth and long-term market leadership.”

About Lambda

Lambda, The Superintelligence Cloud, is a leader in AI cloud infrastructure serving tens of thousands of customers.

Founded in 2012 by machine learning engineers who published at NeurIPS and ICCV, Lambda builds supercomputers for AI training and inference.

Our customers range from AI researchers to enterprises and hyperscalers.

Lambda’s mission is to make compute as ubiquitous as electricity and give everyone the power of superintelligence. One person, one GPU.

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Source: Lambda