John Ranallo in

John Ranallo

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Director, Procurement at GlobalWafers America
📍 Sherman, Texas, United States

John is a results-driven Director at GlobalWafers America with over 25 years of experience in high-volume semiconductor operations. He is an expert in global procurement, P&L ownership, and managing large-scale manufacturing, once directing a $1. 3B material spend. Colleagues describe him as a leader with a strong ethical foundation and immense energy.

Based on his educational background in Oklahoma, having attended both Southeastern Oklahoma State University and Eastern Oklahoma State College, he likely follows major regional sports. This could include an interest in prominent college and professional teams popular in the area.

He has successfully led a team of over 500 members in an overseas manufacturing operation and managed product transfers across seven different countries.

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Experience
15 Years
Current Role
Director, Procurement
Job Level
Mid-senior
Location
Sherman, Texas, United States
Personality Overview

How John shows up

Communication Style
Decision Approach
Work Preference

Behavioral traits and communication patterns that shape how this person evaluates opportunities, builds trust, and makes decisions in professional settings.

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Priorities

Topics John cares about

Global Procurement
As Director of Procurement and in past roles, he has managed global material spends exceeding $1. 3 billion for multinational semiconductor operations.
Semiconductor Operations
His career spans over 25 years in progressive management of high-volume semiconductor manufacturing, including site leadership and new plant start-ups.
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Career

Work history

6-2023
Director, Procurement
GlobalWafers America
5-2022 - 8-2023
Director, Product Management – Materials Technologies
CMC Materials
5-2021 - 7-2022
Sales Manager, North America Sales
CMC Materials
4-2020 - 5-2021
Account Manager
CMC Materials
9-2017 - 4-2020
Sr. Manager Front End Materials Global Procurement (Silicon and Bulk Gases)
Micron Technology
In the press

Media appearances

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Education
1994 - 1998
Bachelor of Science (B.S.)
Southeastern Oklahoma State University
1990 - 1993
Associate of Science (A.S.)
Eastern Oklahoma State College
Social presence
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Behavioral profile

DISC profile (public)

DISC behavioral profile

Dominance, influence, steadiness, and calculativeness scores with guidance on how this person prefers to communicate and decide.

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