# Ezhilarasan Natarajan

> Ezhilarasan (Ez) Natarajan is the co-founder, chairman and CEO of CoreStack, a Bellevue-based enterprise governance software company. His career includes Alcatel-Lucent, i2 Technologies, Texas Instruments, Mindtree and Capgemini, with work on Azure-related services in several geographies. CoreStack launched its product in 2016 and acquired BetterCloud in March 2026 as its scope expanded across cloud, SaaS and AI.

- **Role:** Co-founder, Chairman and CEO at CoreStack
- **Organizations:** CoreStack, CloudEnablers, Capgemini, Mindtree, Texas Instruments, i2 Technologies, Alcatel-Lucent
- **Education:** Bachelor of Engineering in Computer Science; gold medal, University of Madras, Master of Business Administration
- **Known for:** Computer science gold medal, University of Madras, 1998., Co-founded CoreStack and led it through its 2016 product launch and subsequent financing rounds., EY Entrepreneur Of The Year 2022 Mountain West Award finalist.

## Career timeline

- **1998** — Graduated from the University of Madras with a gold medal in computer science.
- **Early career** — Worked at Alcatel-Lucent, i2 Technologies and Texas Instruments on systems migration and integration.
- **2010-2012** — Relocated to Seattle to lead Mindtree’s Microsoft partnership work supporting Azure growth.
- **2012-2013** — Led work on Microsoft Blue Cloud Services for China, including Azure and Office 365.
- **2014** — Worked on the Optus Yes Cloud hybrid-cloud project for Australia.
- **2014-2016** — Vice President and Senior IT Leader at Capgemini.
- **2015** — Started the CloudEnablers venture with Thiruvalluvar NB, Sabapathy Arumugam and Krishnakumar Narayanan.
- **2016** — CoreStack product launched following development and beta testing.
- **2021** — CoreStack announced a $30 million Series B led by Avatar Growth Capital.
- **2022** — Named an EY Entrepreneur Of The Year Mountain West Award finalist.
- **2025** — CoreStack announced $50 million in funded debt from Post Road Group.
- **2026** — CoreStack acquired BetterCloud and expanded its AI-governance and AI-spend capabilities.

## Achievements

- Computer science gold medal, University of Madras, 1998.
- Co-founded CoreStack and led it through its 2016 product launch and subsequent financing rounds.
- EY Entrepreneur Of The Year 2022 Mountain West Award finalist.
- Led CoreStack during its March 2026 acquisition of BetterCloud.

## Latest updates

- **2026-10** — CoreStack announced a Carahsoft partnership to expand US public-sector access to its governance products.
- **2026-10** — CoreStack described its September FinOps+ release, including TokenOps for AI-spend visibility and attribution.
- **2026-08** — Featured in TiE Seattle’s From Startup to Exit podcast discussing CoreStack’s origins and AI governance.
- **2026-04** — Raj Kunnath was announced as President of BetterCloud; BetterCloud founder David Politis joined as Strategic Advisor.
- **2026-03** — CoreStack announced its acquisition of BetterCloud; combined figures were reported as over 2,000 customers and partners, over $6 billion annual cloud consumption governed and $35 billion SaaS spend managed.

## Links

- Website: https://www.corestack.io/
- LinkedIn: https://www.linkedin.com/in/ezhiln/

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Profile page: https://yespress.io/ezhilarasan-natarajan
Published by YesPress — https://yespress.io
Last updated: 2026-10-23