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John Siegfried Email & Phone Number
Director of Development
at
Numat
1 work email found
@numat-tech.com
4 phones found area 832, 713, and 815
LinkedIn matched
✓ Verified July 2026
4 data sources
Profile completeness 100%
Current company
Role
Director of Development
Location
Chicago, Illinois, United States
Company size
Who is John Siegfried? Overview
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Quick answer
John Siegfried is listed as Director of Development at Numat, a with 63 employees, based in Chicago, Illinois, United States. AeroLeads shows a work email signal at numat-tech.com, phone signal with area code 832, 713, 815, and a matched LinkedIn profile for John Siegfried.
John Siegfried previously worked as Director of R&D at Numat and Director of Engineering at Numat. John Siegfried holds Master'S Degree, Chemical Engineering from Northwestern University.
Company email context
Email format at Numat
This section adds company-level context without repeating John Siegfried's masked contact details.
{first}@numat-tech.com
89% confidence
AeroLeads found 1 current-domain work email signal for John Siegfried. Compare company email patterns before reaching out.
Profile bio
About John Siegfried
John Siegfried is a Director of Development at Numat. He possess expertise in chemical engineering, process optimization, process simulation, refineries, engineering design and 7 more skills.
Listed skills include Chemical Engineering, Process Optimization, Process Simulation, Refineries, and 8 others.
Current workplace
John Siegfried's current company
Company context helps verify the profile and gives searchers a useful next step.
Numat
8 roles
John Siegfried work experience
A career timeline built from the work history available for this profile.
Director Of R&D
Current
Jun 2024 - Present
Director Of Engineering
Oct 2018 - Jun 2024
Technology Service Engineer
Mar 2017 - Oct 2018
Product Engineer
Oct 2014 - Mar 2017
Field Service Engineer
Mar 2013 - Sep 2014
Chemical Process Engineer
Aug 2011 - Feb 2013
Co-Operative Education Engineer
Sep 2009 - Sep 2010
Team & coworkers
Colleagues at Numat
Other employees you can reach at numat-tech.com. View company contacts for 63 employees →
WH
William Hoover
Colleague at NumatChicago, Illinois, United States
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EH
Elizabeth Hinz
Colleague at NumatSchaumburg, Illinois, United States
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VR
Vincent Rinaolo
Colleague at NumatGreater Chicago Area, United States
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BN
Bill Noglows
Colleague at NumatFort Lauderdale, Florida, United States
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SW
Susan W.
Colleague at NumatGreater Chicago Area, United States
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PS
Paul Siu
Colleague at NumatGreater Chicago Area, United States
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PR
Perla Rittigstein
Colleague at NumatEvanston, Illinois, United States
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BH
Ben Hernandez
Colleague at NumatChicago, Illinois, United States
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JH
Julia Hampton
Colleague at NumatChicago, Illinois, United States
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SW
Sandra Weiss
Colleague at NumatGreater Chicago Area, United States
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William Hoover
Colleague at NumatChicago, Illinois, United States
View →
EH
Elizabeth Hinz
Colleague at NumatSchaumburg, Illinois, United States
View →
VR
Vincent Rinaolo
Colleague at NumatGreater Chicago Area, United States
View →
BN
Bill Noglows
Colleague at NumatFort Lauderdale, Florida, United States
View →
SW
Susan W.
Colleague at NumatGreater Chicago Area, United States
View →
PS
Paul Siu
Colleague at NumatGreater Chicago Area, United States
View →
PR
Perla Rittigstein
Colleague at NumatEvanston, Illinois, United States
View →
BH
Ben Hernandez
Colleague at NumatChicago, Illinois, United States
View →
JH
Julia Hampton
Colleague at NumatChicago, Illinois, United States
View →
SW
Sandra Weiss
Colleague at NumatGreater Chicago Area, United States
View →
2 education records
John Siegfried education
Master'S Degree, Chemical Engineering
Bachelor'S Degree, Chemical Engineering
FAQ
Frequently asked questions about John Siegfried
Quick answers generated from the profile data available on this page.
What company does John Siegfried work for?
John Siegfried works for Numat.
What is John Siegfried's role at Numat?
John Siegfried is listed as Director of Development at Numat.
What is John Siegfried's email address?
AeroLeads has found 1 work email signal at @numat-tech.com for John Siegfried at Numat.
What is John Siegfried's phone number?
AeroLeads has found 4 phone signal(s) with area code 832, 713, 815 for John Siegfried at Numat.
Where is John Siegfried based?
John Siegfried is based in Chicago, Illinois, United States while working with Numat.
What companies has John Siegfried worked for?
John Siegfried has worked for Numat, Honeywell Uop, and Uop.
Who are John Siegfried's colleagues at Numat?
John Siegfried's colleagues at Numat include William Hoover, Elizabeth Hinz, Vincent Rinaolo, Bill Noglows, and Susan W..
How can I contact John Siegfried?
You can use AeroLeads to view verified contact signals for John Siegfried at Numat, including work email, phone, and LinkedIn data when available.
What schools did John Siegfried attend?
John Siegfried holds Master'S Degree, Chemical Engineering from Northwestern University.
What skills is John Siegfried known for?
John Siegfried is listed with skills including Chemical Engineering, Process Optimization, Process Simulation, Refineries, Engineering Design, Petrochemical, Aspen Hysys, and P&Id.
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