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Corey Mcmahon Email & Phone Number

Senior Staff Software Engineer at American Express
Location: Greater Chicago Area, United States, United States 7 work roles 2 schools
1 work email found @synd.io 1 phone found area 614 LinkedIn matched
✓ Verified May 2026 4 data sources Profile completeness 100%

Contact Signals · 1 work email · 1 phone

Work email c****@synd.io
Direct phone (614) ***-****
LinkedIn Profile matched
3 free lookups remaining · No credit card
Current company
American Express
Role
Senior Staff Software Engineer
Location
Greater Chicago Area, United States, United States
Company size
79797 employees

Who is Corey Mcmahon? Overview

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Quick answer

Corey Mcmahon is listed as Senior Staff Software Engineer at American Express, a company with 79797 employees, based in Greater Chicago Area, United States, United States. AeroLeads shows a work email signal at synd.io, phone signal with area code 614, and a matched LinkedIn profile for Corey Mcmahon.

Corey Mcmahon previously worked as Staff Software Engineer at Tock and Senior Software Engineer at Tock. Corey Mcmahon holds Bachelor Of Arts (B.A.), Computer Science from Northwestern University.

Company email context

Email format at American Express

This section adds company-level context without repeating Corey Mcmahon's masked contact details.

{first}@synd.io
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AeroLeads found 1 current-domain work email signal for Corey Mcmahon. Compare company email patterns before reaching out.

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Profile bio

About Corey Mcmahon

Corey Mcmahon is a Senior Staff Software Engineer at American Express. He possess expertise in web development, software development, data analysis, powerpoint, microsoft office and 36 more skills.

Listed skills include Web Development, Software Development, Data Analysis, Powerpoint, and 37 others.

Current workplace

Corey Mcmahon's current company

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

American Express
American Express
Senior Staff Software Engineer
United Kingdom
Website
americanexpress.com
Employees
79797
AeroLeads page
Company profile
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7 roles

Corey Mcmahon work experience

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

Staff Software Engineer

Current
Tock

Chicago, IL, US

Feb 2022 - Present

Senior Software Engineer

Tock

Chicago, IL, US

Jan 2019 - Feb 2022

Software Engineer

Tock

Chicago, IL, US

Feb 2018 - Jan 2019

Software Engineer

Zecutiv
Oct 2016 - Jan 2018

Software Developer

Syndio, Inc.

Seattle, Washington, US

Sep 2014 - Oct 2016

Development Intern

Syndio, Inc.

Seattle, Washington, US

Jun 2014 - Sep 2014
Team & coworkers

Colleagues at American Express

Other employees you can reach at americanexpress.com. View company contacts for 79797 employees →

JF Jean-Baptiste Fertier Jean-Baptiste Fertier Colleague at American Express France, France View → AH Ann Harms Ann Harms Colleague at American Express Phoenix, Arizona, United States, United States View → JK Jigyasa Kathuria Jigyasa Kathuria Colleague at American Express West Delhi, Delhi, India, India View → JG Jorge García-Caro Carmona Jorge García-Caro Carmona Colleague at American Express Greater Madrid Metropolitan Area, Spain View → GV G Vijayaraj Talluri G Vijayaraj Talluri Colleague at American Express South Delhi, Delhi, India, India View → TH Theresa Holstein Theresa Holstein Colleague at American Express Pompano Beach, Florida, United States, United States View → DL Derek Luis Rendell Benítez Derek Luis Rendell Benítez Colleague at American Express Canelones, Uruguay, Uruguay View → PP Puneet Pathania Puneet Pathania Colleague at American Express Gurgaon, Haryana, India, India View → MF Michael Field Michael Field Colleague at American Express Indianapolis, Indiana, United States, United States View → FI Francis Ilunga Mutombo Francis Ilunga Mutombo Colleague at American Express Leuze, Walloon Region, Belgium, Belgium View →
2 education records

Corey Mcmahon education

Bachelor Of Arts (B.A.), Computer Science

Northwestern University

Education record

Upper Arlington High School
FAQ

Frequently asked questions about Corey Mcmahon

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

What company does Corey Mcmahon work for?

Corey Mcmahon works for American Express.

What is Corey Mcmahon's role at American Express?

Corey Mcmahon is listed as Senior Staff Software Engineer at American Express.

What is Corey Mcmahon's email address?

AeroLeads has found 1 work email signal at @synd.io for Corey Mcmahon at American Express.

What is Corey Mcmahon's phone number?

AeroLeads has found 1 phone signal(s) with area code 614 for Corey Mcmahon at American Express.

Where is Corey Mcmahon based?

Corey Mcmahon is based in Greater Chicago Area, United States, United States while working with American Express.

What companies has Corey Mcmahon worked for?

Corey Mcmahon has worked for American Express, Tock, Zecutiv, and Syndio, Inc..

Who are Corey Mcmahon's colleagues at American Express?

Corey Mcmahon's colleagues at American Express include Jean-Baptiste Fertier, Ann Harms, Jigyasa Kathuria, Jorge García-Caro Carmona, and G Vijayaraj Talluri.

How can I contact Corey Mcmahon?

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

What schools did Corey Mcmahon attend?

Corey Mcmahon holds Bachelor Of Arts (B.A.), Computer Science from Northwestern University.

What skills is Corey Mcmahon known for?

Corey Mcmahon is listed with skills including Web Development, Software Development, Data Analysis, Powerpoint, Microsoft Office, Social Media, Microsoft Excel, and Microsoft Crm.

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