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John Tomasiewicz Email & Phone Number

Director Client Management at American Express (Retired) at American Express
Location: Elmhurst, Illinois, United States 2 work roles 1 school
1 work email found @americanexpress.com 2 phones found area 800 LinkedIn matched
✓ Verified July 2026 4 data sources Profile completeness 100%

Contact Signals · 1 work email · 2 phones

Work email j****@americanexpress.com
Direct phone (800) ***-****
LinkedIn Profile matched
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Current company
American Express
Role
Director Client Management at American Express (Retired)
Location
Elmhurst, Illinois, United States
Company size
69113 employees

Who is John Tomasiewicz? Overview

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Quick answer

John Tomasiewicz is listed as Director Client Management at American Express (Retired) at American Express, a with 69113 employees, based in Elmhurst, Illinois, United States. AeroLeads shows a work email signal at americanexpress.com, phone signal with area code 800, and a matched LinkedIn profile for John Tomasiewicz.

John Tomasiewicz previously worked as Board at C and Retired at American Express. John Tomasiewicz studied at Triton College.

Company email context

Email format at American Express

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{first}.{last}@americanexpress.com
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AeroLeads found 1 current-domain work email signal for John Tomasiewicz. Compare company email patterns before reaching out.

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Profile bio

About John Tomasiewicz

John Tomasiewicz is a Director Client Management at American Express (Retired) at American Express. He possess expertise in strategic partnerships, trade shows, marketing strategy, strategic planning, marketing and 16 more skills.

Listed skills include Strategic Partnerships, Trade Shows, Marketing Strategy, Strategic Planning, and 17 others.

Current workplace

John Tomasiewicz's current company

Company context helps verify the profile and gives searchers a useful next step.

American Express
American Express
Director Client Management at American Express (Retired)
new york, new york, united states
Website
americanexpress.com
Employees
69113
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2 roles · 35 years

John Tomasiewicz work experience

A career timeline built from the work history available for this profile.

Board

Current
C
1992 - Present ~34 yrs 6 mos
Team & coworkers

Colleagues at American Express

Other employees you can reach at americanexpress.com. View company contacts for 69113 employees →

SB Sumit Behl Sumit Behl Colleague at American ExpressDelhi, India View → RS Rajwinder Singh Rajwinder Singh Colleague at American ExpressDelhi, India View → DP Divyesh Pal Divyesh Pal Colleague at American ExpressBengaluru, Karnataka, India View → GL Gary Luke Gary Luke Colleague at American ExpressEagle Mountain, Utah, United States View → JP Juan Posada Juan Posada Colleague at American ExpressMexico City, Mexico View → CW Courtney Weathersby Courtney Weathersby Colleague at American ExpressUnited States View → SM Sarita Mohanty Sarita Mohanty Colleague at American ExpressGurgaon, Haryana, India View → JD Janice Dixon Janice Dixon Colleague at American ExpressWest Palm Beach, Florida, United States View → GV G Vijayaraj Talluri G Vijayaraj Talluri Colleague at American ExpressSouth Delhi, Delhi, India View → NM Nakachwa Mariam Nakachwa Mariam Colleague at American ExpressUganda View →
1 education record

John Tomasiewicz education

FAQ

Frequently asked questions about John Tomasiewicz

Quick answers generated from the profile data available on this page.

What company does John Tomasiewicz work for?

John Tomasiewicz works for American Express.

What is John Tomasiewicz's role at American Express?

John Tomasiewicz is listed as Director Client Management at American Express (Retired) at American Express.

What is John Tomasiewicz's email address?

AeroLeads has found 1 work email signal at @americanexpress.com for John Tomasiewicz at American Express.

What is John Tomasiewicz's phone number?

AeroLeads has found 2 phone signal(s) with area code 800 for John Tomasiewicz at American Express.

Where is John Tomasiewicz based?

John Tomasiewicz is based in Elmhurst, Illinois, United States while working with American Express.

What companies has John Tomasiewicz worked for?

John Tomasiewicz has worked for C and American Express.

Who are John Tomasiewicz's colleagues at American Express?

John Tomasiewicz's colleagues at American Express include Sumit Behl, Rajwinder Singh, Divyesh Pal, Gary Luke, and Juan Posada.

How can I contact John Tomasiewicz?

You can use AeroLeads to view verified contact signals for John Tomasiewicz at American Express, including work email, phone, and LinkedIn data when available.

What schools did John Tomasiewicz attend?

John Tomasiewicz studied at Triton College.

What skills is John Tomasiewicz known for?

John Tomasiewicz is listed with skills including Strategic Partnerships, Trade Shows, Marketing Strategy, Strategic Planning, Marketing, Sales, Leadership, and Account Management.

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