AeroLeads people directory · profile
John Mahon Email & Phone Number
Head of Core Banking Modernization
at
Wells Fargo
1 work email found
@wellsfargo.com
2 phones found area 516
LinkedIn matched
✓ Verified May 2026
4 data sources
Profile completeness 100%
Current company
Role
Head of Core Banking Modernization
Location
New York City Metropolitan Area, United States, United States
Company size
Who is John Mahon? Overview
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Quick answer
John Mahon is listed as Head of Core Banking Modernization at Wells Fargo, a company with 205138 employees, based in New York City Metropolitan Area, United States, United States. AeroLeads shows a work email signal at wellsfargo.com, phone signal with area code 516, and a matched LinkedIn profile for John Mahon.
John Mahon previously worked as Executive Vice President, Head of Consumer Data Products at Wells Fargo and Senior Vice President - LOB Chief Data Officer & Head of Data Management Solutions at Wells Fargo. John Mahon holds Accounting from University Of Miami.
Company email context
Email format at Wells Fargo
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{first}.{last}@wellsfargo.com
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AeroLeads found 1 current-domain work email signal for John Mahon. Compare company email patterns before reaching out.
Profile bio
About John Mahon
John is a Executive Vice President within Wells Fargo's Consumer organization leading the transformation of Customer Data Analytics and Insights. He serves as the General Manager of Customer Information Management which delivers the best value/experiences to Wells Fargo's customers all while protecting it. He has 20 years of experience and over the course of his career, John has successfully led cross-functional teams and has expertise in data/technology transformation, accounting standards, financial controls, strategic planning, mergers and acquisitions, operating model redesign, process optimization, agile delivery, budget management and change management. He is a seasoned leader who is a results oriented driver, decisive yet thoughtful decision maker and an effective integrator who brings structure to achieve common goals.
Listed skills include Sarbanes Oxley Act, Accounting, Finance, Internal Controls, and 24 others.
Current workplace
John Mahon's current company
Company context helps verify the profile and gives searchers a useful next step.
Wells Fargo
11 roles · 23 years
John Mahon work experience
A career timeline built from the work history available for this profile.
Executive Vice President, Head Of Consumer Data Products
Current
Apr 2021 - Present
Senior Vice President - Lob Chief Data Officer & Head Of Data Management Solutions
Consumer and Small Business Banking
Aug 2020 - Apr 2021
Vice President - Global Transformation Office
Responsible for a robust multi-year Business Transformation pipeline within the Global Commercial Service organization, leveraging ideas across geographies and AXP Businesses.
Aug 2019 - Aug 2020
Vice President - Global Financial Initiatives And Integrity / Strategy & Process Improvement
Led the GFII organization which is a team of ~40 colleagues that manages a global portfolio of ~100+ multi year enterprise-wide initiatives (e.g., New Product Launches, Separation & Integration), serving as a critical liaison for Technologies, Finance and the Business.
Aug 2017 - Oct 2019
Finance Director - Strategic & Process Improvement (M&A)
Senior Director responsible for identifying, planning and delivering strategic initiatives to enable the Corporate Controllership and Finance organizations achieve their goals and objectivesDrove multi-year transformation programs to deliver MRA remediation, automation, data governance and new accounting standards (Revenue Recognition & Financial.
Jan 2014 - Aug 2017
Finance Manager - Financial Control Optimization
Performed comprehensive assessments of Internal Controls over Financial Reporting: e.g. Deficiency Evaluation and Remediation, Critical Applications, ITGCs, Financial Statement Risk Assessment Controls, KPI and KRIs and Process MappingEstablished the methodologies and framework for preventative programs which enabled the company to manage financial risks.
Jun 2012 - Jan 2014
Finance Manager - Internal Compliance
Partnered with the leaders from Controllership, Internal Audit, and Compliance to ensure successful implementation of an enterprise-risk management framework through alignment of functions and the application of consistent standards
Jan 2008 - Jun 2012
Finance Manager
Developed an internal Real Estate organization focused on reducing 900+ subsidiary leases across 50+ properties achieving over $1B long term savings
May 2006 - Jun 2008
Advisory - Financial Services
May 2005 - Jun 2006
Internship - Special Projects
Symbol Technologies
2003 - 2005
~2 yrs
Team & coworkers
Colleagues at Wells Fargo
Other employees you can reach at wellsfargo.com. View company contacts for 205138 employees →
JW
Jacquelyn Warnes
Colleague at Wells Fargo
Billings, Montana, United States, United States
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DM
Dinesh Masilamani
Colleague at Wells Fargo
United States, United States
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TV
Tong Vang
Colleague at Wells Fargo
St Paul, Minnesota, United States, United States
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RN
Rachel Nelson
Colleague at Wells Fargo
College Station-Bryan Area, United States
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MB
Mica Bane
Colleague at Wells Fargo
Youngstown, Ohio, United States, United States
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NK
Naval Kishore Umapathy
Colleague at Wells Fargo
Greater Chennai Area, India
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TE
Traci Ewing
Colleague at Wells Fargo
Greater Phoenix Area, United States
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SJ
Sahar Jahed
Colleague at Wells Fargo
Novato, California, United States, United States
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RS
Ravi Shukla
Colleague at Wells Fargo
Charlotte Metro, United States
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VB
Valorie Brown
Colleague at Wells Fargo
Mclean, Virginia, United States, United States
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Jacquelyn Warnes
Colleague at Wells Fargo
Billings, Montana, United States, United States
View →
DM
Dinesh Masilamani
Colleague at Wells Fargo
United States, United States
View →
TV
Tong Vang
Colleague at Wells Fargo
St Paul, Minnesota, United States, United States
View →
RN
Rachel Nelson
Colleague at Wells Fargo
College Station-Bryan Area, United States
View →
MB
Mica Bane
Colleague at Wells Fargo
Youngstown, Ohio, United States, United States
View →
NK
Naval Kishore Umapathy
Colleague at Wells Fargo
Greater Chennai Area, India
View →
TE
Traci Ewing
Colleague at Wells Fargo
Greater Phoenix Area, United States
View →
SJ
Sahar Jahed
Colleague at Wells Fargo
Novato, California, United States, United States
View →
RS
Ravi Shukla
Colleague at Wells Fargo
Charlotte Metro, United States
View →
VB
Valorie Brown
Colleague at Wells Fargo
Mclean, Virginia, United States, United States
View →
2 education records
John Mahon education
Accounting
University Of Miami
Bs, Accounting
Dowling College
FAQ
Frequently asked questions about John Mahon
Quick answers generated from the profile data available on this page.
What company does John Mahon work for?
John Mahon works for Wells Fargo.
What is John Mahon's role at Wells Fargo?
John Mahon is listed as Head of Core Banking Modernization at Wells Fargo.
What is John Mahon's email address?
AeroLeads has found 1 work email signal at @wellsfargo.com for John Mahon at Wells Fargo.
What is John Mahon's phone number?
AeroLeads has found 2 phone signal(s) with area code 516 for John Mahon at Wells Fargo.
Where is John Mahon based?
John Mahon is based in New York City Metropolitan Area, United States, United States while working with Wells Fargo.
What companies has John Mahon worked for?
John Mahon has worked for Wells Fargo, American Express, Cablevision, Omnicom, and Deloitte.
Who are John Mahon's colleagues at Wells Fargo?
John Mahon's colleagues at Wells Fargo include Jacquelyn Warnes, Dinesh Masilamani, Tong Vang, Rachel Nelson, and Mica Bane.
How can I contact John Mahon?
You can use AeroLeads to view verified contact signals for John Mahon at Wells Fargo, including work email, phone, and LinkedIn data when available.
What schools did John Mahon attend?
John Mahon holds Accounting from University Of Miami.
What skills is John Mahon known for?
John Mahon is listed with skills including Sarbanes Oxley Act, Accounting, Finance, Internal Controls, Internal Audit, Financial Reporting, Process Improvement, and Auditing.
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