John Siegfried Location
- Chicago, IL, US
John Siegfried Work
- 2024 - now Director of Development @
- 2018 - 2024 Director of Engineering @
- 2017 - 2018 Technology Service Engineer @
- 2014 - 2017 Product Engineer @
- 2013 - 2014 Field Service Engineer @
- 2011 - 2013 Chemical Process Engineer @
- 2009 - 2010 Co-operative Education Engineer @
John Siegfried Education
- Northwestern University
Master's degree (Chemical Engineering)
2010 - 2011 - Northwestern University
Bachelor's degree (Chemical Engineering)
2006 - 2011
John Siegfried Skills
- Chemical Engineering
- Aspen HYSYS
- P&ID
- Process Simulation
- Petrochemical
- Process Engineering
- Refining
- Refinery
- Process Optimization
- Process Safety
- Engineering Design
- Refineries
John Siegfried Summary
- John Siegfried, based in Chicago, IL, US, is currently a Director of Development at Numat. John Siegfried brings experience from previous roles at Numat, Honeywell UOP and UOP. John Siegfried holds a 2010 - 2011 Master's degree in Chemical Engineering @ Northwestern University. With a robust skill set that includes Chemical Engineering, Aspen HYSYS, P&ID, Process Simulation, Petrochemical and more. John Siegfried has 2 emails and 1 mobile phone numbers on RocketReach.
5 free lookup(s).
If you need more lookups,
subscriptions start at $34 USD/month.
Looking for a different John Siegfried?
Find contact details for 700 million professionals.
Others Named John Siegfried
John Siegfried
New Business Manager
Weymouth, MA, US
John Siegfried
Director of Development
Chicago, IL, US
John Siegfried
Deputy Director
Chicago, IL, US
John Siegfried
Director of Facilities
Sellersville, PA, US
Top NuMat Technologies Employees
William Morris
Director of Business Development
Chicago, IL, US
Jill Johnson
Chief Of Staff
Chicago, IL, US
John Siegfried
Director of Development
Chicago, IL, US
Jon Boucher
Director - Department of Defense (DoD) and Federal Programs
San Diego, CA, US
Rimpi Tiwari
Senior Controls Engineer
Chicago, IL, US
Andres Arboleda
Chief Financial Officer
Chicago, IL, US
Ben Hernandez
Founder, CEO, Board Member
Chicago, IL, US
How It Works
Get a Free Account
Sign up for a free account. No credit card required. Up to 5 free lookups. 
Search the #1 Contact Database
Get contact details of over 700M profiles across 60M companies - all with industry-leading accuracy. Sales and Recruiter users, try out our Email Finder Extension. 
Use our AI-Powered Email Finder
Find business and personal emails and mobile phone numbers with exclusive coverage across niche job titles, industries, and more for unparalleled targeting. Also available via our Contact Data API. 
G2 Crowd Trusted
300K+ Plugin Users
© 2026 RocketReach.co