$9 billion startup Tanium brings back its cofounder as CEO amid AI upheaval

Aug 21, 2026 02:10 AM - 2 hours ago 4

Tanium CEO Dan Streetman.

Dan Streetman is stepping down arsenic Tanium's CEO. Tanium

Tanium is turning backmost to its roots.

The $9 cardinal cybersecurity institution is bringing backmost cofounder Orion Hindawi arsenic CEO, replacing Dan Streetman aft little than 4 years successful the role, arsenic the institution looks to navigate the AI upheaval reshaping package companies.

Hindawi's begetter and different cofounder, David Hindawi, will return to the domiciled of chair, while Streetman leaves the company's board. Prior to Streetman joining the company, Orion Hindawi served arsenic CEO for complete 15 years.

Tanium besides had a mini information of occupation cuts past week, affecting astir 35 labor successful investigation and development, according to sources acquainted pinch the matter. According to a firm truth sheet, Tanium had 1900 labor arsenic of 2025.

Like galore software-as-a-service (SaaS) companies, Tanium has been facing much competitory unit arsenic AI changes really businesses bargain and usage endeavor software. The institution said it plans to grow its AI offerings and autonomous capabilities. This activity shake-up follows respective executive departures this year, arsenic Business Insider antecedently reported. Tanium has stayed backstage since its founding successful 2007, and it was past weighted astatine $9 cardinal successful 2020.

"AI has made what we do much captious than ever, and Tanium is the level each statement will trust connected arsenic threats turn much blase and the gait of alteration intensifies," Orion Hindawi said successful a statement.

Tanium hired its main financial officer, Marc Levine, successful 2021 to behaviour a "readiness assessment" for an first nationalist offering. Several labor and executives had near Tanium successful the past fewer years owed to uncertainty astir whether the institution would ever spell public, Business Insider antecedently reported.

Last year, Tanium cracked down connected its return-to-office argumentation by withholding immoderate equity grants from labor who don't comply, Business Insider antecedently reported.

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Rosalie Chan is simply a elder editor for Business Insider's tech team. Previously, she covered unreality computing and endeavor tech, reporting on companies for illustration Google Cloud, Amazon Web Services, Microsoft, Intel, Alibaba Cloud, Atlassian, GitHub, VMware, Broadcom, and more. She has written extensively connected topics including unreality computing, developer companies, unfastened source, and sexism and intersexual harassment successful the tech industry. She has received the San Francisco Press Club grant for continuing sum for her reporting connected sexism and intersexual harassment successful Silicon Slopes and the Excellence successful Business / Consumer / Tech Reporting grant from the Asian American Journalists Association for her investigation into the coding footwear camp Holberton School. Most recently, she was an editor connected the Business Insider investigative package, The True Cost of Data Centers, which received a George Polk Award and an honorable mention from SABEW.Rosalie joined Business Insider aft moving arsenic a package technologist and freelance journalist. She studied journalism, machine science, and exertion and business rule astatine Northwestern University. Her activity has antecedently appeared successful TIME, the Huffington Post, VICE, Pacific Standard, Inverse, Chicago magazine, the Chicago Reporter, and more. She's based successful San Francisco.

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