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John Haffenreffer Email & Phone Number
Engineering Manager
at
Sharetec Systems
1 work email found
@ndsys.com
4 phones found area 207 and 800
LinkedIn matched
✓ Verified Jul 2026
4 data sources
Profile completeness 100%
Current company
Role
Engineering Manager
Location
Scarborough, Maine, United States
Company size
Who is John Haffenreffer? Overview
A concise factual answer block for searchers comparing this professional profile.
Quick answer
John Haffenreffer is listed as Engineering Manager at Sharetec Systems, a with 130 employees, based in Scarborough, Maine, United States. AeroLeads shows a work email signal at ndsys.com, phone signal with area code 207, 800, and a matched LinkedIn profile for John Haffenreffer.
John Haffenreffer previously worked as Senior Software Engineer at Sharetec Systems and Program Support Manager at Mpx. John Haffenreffer holds Computer Technology, Computers from Southern Maine Community College.
Company email context
Email format at Sharetec Systems
This section adds company-level context without repeating John Haffenreffer's masked contact details.
{first}.{last}@ndsys.com
86% confidence
AeroLeads found 1 current-domain work email signal for John Haffenreffer. Compare company email patterns before reaching out.
Profile bio
About John Haffenreffer
John Haffenreffer is a Engineering Manager at Sharetec Systems. He possess expertise in microsoft office, programming, html, javascript, php and 16 more skills.
Listed skills include Microsoft Office, Programming, Html, Javascript, and 17 others.
Current workplace
John Haffenreffer's current company
Company context helps verify the profile and gives searchers a useful next step.
Sharetec Systems
7 roles
John Haffenreffer work experience
A career timeline built from the work history available for this profile.
Senior Software Engineer
Current
Mar 2016 - Present
Program Support Manager
Jan 2015 - Jan 2016
Feb 2011 - Jan 2015
Product Manager, Mpxonline
As a Product Manager, MPXOnline, I managed the E-Commerce platform and vendor. I was in charge of dealing with issues and questions that would arise from both internal and external clients. I managed IT issues and coordinated efforts with a 3rd party IT vendor.
Jun 2010 - May 2011
Technology Coordinator
Mpx
As a Technology Coordinator, I managed external vendors in the fields of Software, Hardware, IT, and Web Development.
May 2008 - May 2010
Mpxonline Account Manager
Maine Printing Company
As a MPXOnline Account Manager, I was responsible for processing orders, maintaining an online catalog of items for clients and managing vendors and clients to ensure client satisfaction
Jan 2007 - Apr 2008
Team & coworkers
Colleagues at Sharetec Systems
Other employees you can reach at sharetec.com. View company contacts for 130 employees →
BM
Bryce Mizoguchi
Colleague at Sharetec SystemsTacoma, Washington, United States
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TL
Tania Lowder
Colleague at Sharetec SystemsFort Wayne, Indiana, United States
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SL
Sarah Lambert
Colleague at Sharetec SystemsPortland, Oregon Metropolitan Area, United States
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PP
Patty Palmer
Colleague at Sharetec SystemsIndianapolis, Indiana, United States
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DN
Dan Neary
Colleague at Sharetec SystemsMagnolia, Ohio, United States
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LS
Lindsey Skiles
Colleague at Sharetec SystemsFort Wayne, Indiana, United States
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EB
Ewa Bucior
Colleague at Sharetec SystemsUnited States
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TJ
Todd Johnson
Colleague at Sharetec SystemsIndianapolis, Indiana, United States
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JB
Jennifer Brinegar
Colleague at Sharetec SystemsCape Coral, Florida, United States
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SO
Scott Owens
Colleague at Sharetec SystemsGreenfield, Indiana, United States
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Bryce Mizoguchi
Colleague at Sharetec SystemsTacoma, Washington, United States
View →
TL
Tania Lowder
Colleague at Sharetec SystemsFort Wayne, Indiana, United States
View →
SL
Sarah Lambert
Colleague at Sharetec SystemsPortland, Oregon Metropolitan Area, United States
View →
PP
Patty Palmer
Colleague at Sharetec SystemsIndianapolis, Indiana, United States
View →
DN
Dan Neary
Colleague at Sharetec SystemsMagnolia, Ohio, United States
View →
LS
Lindsey Skiles
Colleague at Sharetec SystemsFort Wayne, Indiana, United States
View →
EB
Ewa Bucior
Colleague at Sharetec SystemsUnited States
View →
TJ
Todd Johnson
Colleague at Sharetec SystemsIndianapolis, Indiana, United States
View →
JB
Jennifer Brinegar
Colleague at Sharetec SystemsCape Coral, Florida, United States
View →
SO
Scott Owens
Colleague at Sharetec SystemsGreenfield, Indiana, United States
View →
4 education records
John Haffenreffer education
Computer Technology, Computers
Southern Maine Community College
Computer Technology, Computers
Andover College
Business
Associates In Applied Science, Baking And Pastries
FAQ
Frequently asked questions about John Haffenreffer
Quick answers generated from the profile data available on this page.
What company does John Haffenreffer work for?
John Haffenreffer works for Sharetec Systems.
What is John Haffenreffer's role at Sharetec Systems?
John Haffenreffer is listed as Engineering Manager at Sharetec Systems.
What is John Haffenreffer's email address?
AeroLeads has found 1 work email signal at @ndsys.com for John Haffenreffer at Sharetec Systems.
What is John Haffenreffer's phone number?
AeroLeads has found 4 phone signal(s) with area code 207, 800 for John Haffenreffer at Sharetec Systems.
Where is John Haffenreffer based?
John Haffenreffer is based in Scarborough, Maine, United States while working with Sharetec Systems.
What companies has John Haffenreffer worked for?
John Haffenreffer has worked for Sharetec Systems, Mpx, and Maine Printing Company.
Who are John Haffenreffer's colleagues at Sharetec Systems?
John Haffenreffer's colleagues at Sharetec Systems include Bryce Mizoguchi, Tania Lowder, Sarah Lambert, Patty Palmer, and Dan Neary.
How can I contact John Haffenreffer?
You can use AeroLeads to view verified contact signals for John Haffenreffer at Sharetec Systems, including work email, phone, and LinkedIn data when available.
What schools did John Haffenreffer attend?
John Haffenreffer holds Computer Technology, Computers from Southern Maine Community College.
What skills is John Haffenreffer known for?
John Haffenreffer is listed with skills including Microsoft Office, Programming, Html, Javascript, Php, Sql, Web Development, and Problem Solving.
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