Clair Osterhaus: Email & Phone Number

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Analyst, Sourcing and Supplier Management at Mastercard|Ballwin, Missouri, United States

Position:

Analyst, Sourcing and Supplier Management at Mastercard

Location:

Ballwin, Missouri, United States

View Clair Osterhaus's Email

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Last updated: 2026-05-25

Updated: 2026-05-25

Found email addresses for Clair Osterhaus:

Business emails:

o*******s@mastercard.com

Found phone for Clair Osterhaus:

+1-***-***-0970

A different Clair Osterhaus?

Work Experience 8 years

Analyst, Sourcing and Supplier Management at Mastercard

Oct 2025 - Current

Triage Sourcing Analyst at Mastercard

Apr 2024 - Oct 2025

Media Lab Technician at bioMérieux

Jan 2024 - Apr 2024

Testing and Assessment Proctor at Truman State University

Aug 2023 - Jan 2024

KTRM Studios Assistant to Executive Producer at Truman State University

Jan 2023 - May 2023

Produce Clerk at Schnuck Markets, Inc.

Jul 2018 - Dec 2022

KTRM Studios Multimedia Editor at Truman State University

Jan 2022 - May 2022

Clair Osterhaus started working in 2018, then the employee has changed 3 companies and 6 jobs. On average, Clair Osterhaus works for one company for 1 year 2 months.

Their professional focus is Antibiotic Handling, Aseptic Technique, and Confidentiality across 3 core areas.

Clair holds PADI Open Water Certification and Basic Life Support (BLS) certifications.

Education

Bachelor of Arts - BA at Truman State University

Study Abroad at The University of the South Pacific

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