Welcome to UC Berkeley’s Industrial Engineering and Operations Research Department. At Berkeley IEOR, we expand the frontiers of optimization, stochastics and data science enabling transformative decision analytics and technologies to solve grand challenges in transportation, supply chains, healthcare, energy, robotics, finance and risk management.

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Five examples that show the power of machine learning, as told by IEOR 142

January 30, 2023

In IEOR 142: Introduction to Machine Learning and Data Analytics, Professor Paul Grigas uses real datasets to teach students key techniques in machine learning and data analytics. The class culminates…

Closing the Gender Gap in Engineering

Fall 2022


The IEOR department is excited to announce that more than 50% of our Fall 2022 undergraduate and master's cohorts are female-identifying and non-binary.

B.S. Cohort
M.Analytics Cohort
M.Eng. Cohort
M.S. Cohort

What is IEOR?

In this award-winning video, IEOR students explain what industrial engineering & operations research is, how their skills can improve the world, and discuss exciting careers in IEOR.

  • IEOR is the process of inventing and designing ways to analyze and improve complex systems.
  • IEOR improves processes to create a better world.
  • IEOR utilizes math and statistics to understand and quantify the world around us.
  • IEOR leverages computing to better manage the massive amounts of information available today.
  • IEOR informs business strategy and operations to help leaders of industry and government make better decisions that save time and resources.



Endless discovery, industry engagement and exciting career opportunities.

Recruit Students

Companies can partner with IEOR to engage and recruit students.

Alumni Home

Learn more about our game-changing alumni, and view our recent newsletters.