AeroLeads people directory · profile
John Duffy Email & Phone Number
Senior Manager, Operations & Implementation | Director Continuous Improvement |Supply Chain Management Leader | Lean Six Sigma Black Belt
at
Medline Industries, LP
1 work email found
@marvamaid.com
2 phones found area 804
LinkedIn matched
✓ Verified May 2026
4 data sources
Profile completeness 100%
Current company
Role
Senior Manager, Operations & Implementation | Director Continuous Improvement |Supply Chain Management Leader | Lean Six Sigma Black Belt
Location
Nashville Metropolitan Area, United States, United States
Company size
Who is John Duffy? Overview
A concise factual answer block for searchers comparing this professional profile.
Quick answer
John Duffy is listed as Senior Manager, Operations & Implementation | Director Continuous Improvement |Supply Chain Management Leader | Lean Six Sigma Black Belt at Medline Industries, LP, a company with 17409 employees, based in Nashville Metropolitan Area, United States, United States. AeroLeads shows a work email signal at marvamaid.com, phone signal with area code 804, and a matched LinkedIn profile for John Duffy.
John Duffy previously worked as Senior Manager II | Operational Excellence Leader at Walmart and Senior Manager I | Continuous Improvement Expert at Walmart. John Duffy holds Bachelor Of Arts (B.A.), Transportation And Logistics Management from American Military University.
Company email context
Email format at Medline Industries, LP
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{first_initial}{last}@marvamaid.com
86% confidence
AeroLeads found 1 current-domain work email signal for John Duffy. Compare company email patterns before reaching out.
Profile bio
About John Duffy
25 years of experience in leading continuous improvement, supply chain management, and operational excellence initiatives for global corporations, including Fortune 500 companies like Walmart and large-scale manufacturing enterprises such as Dean Foods.Strong record in driving significant cost reductions, process optimizations, and efficiency improvements across diverse sectors, including retail, grocery, and dairy, with operational scopes spanning from regional to nationwide impact.Areas of Expertise:Continuous Improvement & Lean Management, Supply Chain Management & Logistics, Operational Excellence & Process Optimization, Strategic Planning & Execution, Cost Reduction & Efficiency Improvement, Leadership Development & Team Building, Project Management & Implementation, WMS/TMS Systems Implementation.Industry Experience:Retail, Grocery, Dairy Manufacturing, Logistics & Supply Chain, Transportation, Corporate Operations, Warehousing & Distribution, Consumer GoodsFeel free to reach out to me directly on LinkedIn or at johnduffy577@gmail.com.
Listed skills include Process Improvement, Operations Management, Team Building, Customer Service, and 33 others.
Current workplace
John Duffy's current company
Company context helps verify the profile and gives searchers a useful next step.
Medline Industries, Lp
7 roles
John Duffy work experience
A career timeline built from the work history available for this profile.
Senior Manager Ii | Operational Excellence Leader
CurrentLead high-performing teams of 25+ direct reports and guided leadership development for 70+ division and network leaders, driving operational excellence across Walmart’s vast supply chain.Spearheaded the development and deployment of the AWI/SOP project, successfully standardizing processes for 7K+ associates, resulting in 13K weekly process audits.Drove.
Apr 2021 - Present
Senior Manager I | Continuous Improvement Expert
Managed a large team of 500+ associates and 38 operational leaders, reporting to the Regional Director of Grocery Operations, and driving significant operational improvements.Deployed Walmart Performance System strategies, including One Best Way, RCA, Reliable Operations, and DMAIC, achieving a 10% improvement in cost per hour (CPH) across shifts.
Jul 2018 - Apr 2021
Regional Operational Excellence Manager | Lean Six Sigma Black Belt
Led operations across 12 manufacturing locations, managing 5,000 employees and influencing $24MM in annual revenue, with direct reporting to the Vice President of Operations.Drove P&L improvements by leading savings projects, achieving $1–2MM in annual cost reductions through innovative strategies.
Jul 2017 - Jul 2018
Division Continuous Improvement Manager | Operational Efficiency Innovator
Managed operations across 4 manufacturing facilities and 15 distribution branches, overseeing 1K employees and directly reporting to the Division Vice President.Implemented Lean improvements and fostered a culture of Continuous Improvement (CI) across manufacturing, warehousing, and logistics, targeting $2MM in annual savings.Covered a multi-state region.
Jul 2014 - Aug 2017
Branch Manager
Mar 2012 - Jul 2014
Branch Manager
Jan 2003 - Jan 2012
Team & coworkers
Colleagues at Medline Industries, LP
Other employees you can reach at medline.com. View company contacts for 17409 employees →
SS
Sean Sanders
Colleague at Medline Industries, LpChicago, Illinois, United States, United States
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LG
Lauren Guide
Colleague at Medline Industries, LpTemecula, California, United States, United States
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AO
Austin O’Malley
Colleague at Medline Industries, LpScottsdale, Arizona, United States, United States
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LW
Lauren W.
Colleague at Medline Industries, LpGreater Chicago Area, United States
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SM
Steven Mahan
Colleague at Medline Industries, LpBrookfield, Wisconsin, United States, United States
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JS
James Savage
Colleague at Medline Industries, LpAtlanta, Georgia, United States, United States
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JJ
Joyce Joyce Norman
Colleague at Medline Industries, LpTucson, Arizona, United States, United States
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HH
Holly Hendershott
Colleague at Medline Industries, LpRound Lake, Illinois, United States, United States
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NC
Nicholas Chanthamart
Colleague at Medline Industries, LpLos Angeles Metropolitan Area, United States
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MH
Meiling Hayes
Colleague at Medline Industries, LpFederal Way, Washington, United States, United States
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Sean Sanders
Colleague at Medline Industries, LpChicago, Illinois, United States, United States
View →
LG
Lauren Guide
Colleague at Medline Industries, LpTemecula, California, United States, United States
View →
AO
Austin O’Malley
Colleague at Medline Industries, LpScottsdale, Arizona, United States, United States
View →
LW
Lauren W.
Colleague at Medline Industries, LpGreater Chicago Area, United States
View →
SM
Steven Mahan
Colleague at Medline Industries, LpBrookfield, Wisconsin, United States, United States
View →
JS
James Savage
Colleague at Medline Industries, LpAtlanta, Georgia, United States, United States
View →
JJ
Joyce Joyce Norman
Colleague at Medline Industries, LpTucson, Arizona, United States, United States
View →
HH
Holly Hendershott
Colleague at Medline Industries, LpRound Lake, Illinois, United States, United States
View →
NC
Nicholas Chanthamart
Colleague at Medline Industries, LpLos Angeles Metropolitan Area, United States
View →
MH
Meiling Hayes
Colleague at Medline Industries, LpFederal Way, Washington, United States, United States
View →
2 education records
John Duffy education
Bachelor Of Arts (B.A.), Transportation And Logistics Management
American Military University
Bachelor Of Arts - Ba, Logistics, Materials, And Supply Chain Management
American Military University
FAQ
Frequently asked questions about John Duffy
Quick answers generated from the profile data available on this page.
What company does John Duffy work for?
John Duffy works for Medline Industries, LP.
What is John Duffy's role at Medline Industries, LP?
John Duffy is listed as Senior Manager, Operations & Implementation | Director Continuous Improvement |Supply Chain Management Leader | Lean Six Sigma Black Belt at Medline Industries, LP.
What is John Duffy's email address?
AeroLeads has found 1 work email signal at @marvamaid.com for John Duffy at Medline Industries, LP.
What is John Duffy's phone number?
AeroLeads has found 2 phone signal(s) with area code 804 for John Duffy at Medline Industries, LP.
Where is John Duffy based?
John Duffy is based in Nashville Metropolitan Area, United States, United States while working with Medline Industries, LP.
What companies has John Duffy worked for?
John Duffy has worked for Medline Industries, Lp, Walmart, Dean Foods, and Maryland & Virginia Milk Producers Cooperative.
Who are John Duffy's colleagues at Medline Industries, LP?
John Duffy's colleagues at Medline Industries, LP include Sean Sanders, Lauren Guide, Austin O’Malley, Lauren W., and Steven Mahan.
How can I contact John Duffy?
You can use AeroLeads to view verified contact signals for John Duffy at Medline Industries, LP, including work email, phone, and LinkedIn data when available.
What schools did John Duffy attend?
John Duffy holds Bachelor Of Arts (B.A.), Transportation And Logistics Management from American Military University.
What skills is John Duffy known for?
John Duffy is listed with skills including Process Improvement, Operations Management, Team Building, Customer Service, Logistics, Inventory Management, Sales Operations, and Recruiting.
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