Christina Tierno

Senior Product Manager for Sustainability at American Express Global Business Travel

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Christina Tierno Email & Contact Information

Christina Tierno Current Workplace: American Express Global Business Travel

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Margaret Monzingo

Product Manager

Christina Tierno

Senior Product Manager for Sustainability

Application Support Manager

Director of Product Development

Strategic Account Manager

Supplier Relations Manager, Americas - Meetings & Events

Matthew Killion

Meeting Planner (Coordinator) for the Bristol-Myers Squibb Account

Tara Mueller-Eckel

Senior Program Manager

Sourcing Manager

Meeting Manager