# Thiru Thangarathinam

> Thiru Thangarathinam is a Chandler, Arizona-based technology entrepreneur, technical author, and founder and CEO of KeenStack. He founded MST Solutions in 2012 and led its Salesforce consulting business through its acquisition by Mastek in 2022. His current venture focuses on ServiceNow, with teams in the United States and India.

- **Role:** Founder and CEO at KeenStack
- **Organizations:** KeenStack, MST Solutions, Mastek, Apollo Group, Intel, YPO, Vistage, Conscious Capital Arizona, Tamil Tech Entrepreneur Council
- **Education:** Bachelor of Engineering; printing technology, College of Engineering, Guindy, Anna University, Executive Education Program Certificate, Stanford Graduate School of Business
- **Known for:** Founded MST Solutions and led it through its acquisition by Mastek., MST appeared on the Inc. 5000 and received Arizona workplace awards., Authored or coauthored technical books including Professional XML and Professional ASP.NET 2.0 Databases.

## Career timeline

- **1993-1997** — Studied engineering at College of Engineering, Guindy, Anna University.
- **Before 2012** — Worked in architecture at Intel and Apollo Group.
- **2012** — Founded MST Solutions in October.
- **2019** — Named an EY Entrepreneur Of The Year finalist and Golden Bridge Information Technology Executive of the Year.
- **2022** — Mastek acquired MST Solutions.
- **2023** — Served as CEO of Mastek’s Salesforce Business Unit.
- **2025** — Launched KeenStack in January.
- **2026** — Announced as Tamil Tech Entrepreneur Council Western Region Chapter President.

## Achievements

- Founded MST Solutions and led it through its acquisition by Mastek.
- MST appeared on the Inc. 5000 and received Arizona workplace awards.
- Authored or coauthored technical books including Professional XML and Professional ASP.NET 2.0 Databases.
- KeenStack earned Great Place To Work Certification in the United States and India and was named among Arizona’s Most Admired Companies for 2026.

## Latest updates

- **2026-09** — KeenStack announced its selection among Arizona’s Most Admired Companies on September 18.
- **2026-07** — Published an Entrepreneur essay on consistent core values at work and home on July 14.
- **2026-04** — Published an Entrepreneur essay on learning, storytelling and community on April 20.
- **2026-03** — Discussed employee equity and global team practices in Entrepreneur on March 10.

## Links

- Website: https://keenstack.com/
- LinkedIn: https://www.linkedin.com/in/thiruthangarathinam

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Profile page: https://yespress.io/thiru-thangarathinam
Published by YesPress — https://yespress.io
Last updated: 2026-10-27