John Lennartz Email & Phone Number
Environmental, Energy and Carbon Management Professional
5 free lookup(s). No credit card required.
If you need more lookups,
subscriptions start at $34 USD/month.
John Lennartz Location
- Hamilton, ON, CA
John Lennartz Work
- Environmental, Energy and Carbon Management Professional @ undefined (December 2022 - Present)
- Vice President, Environment, Energy and Real Estate @ (March 2020 - December 2022)
- Vice President - Engineering and Quality @ (July 2018 - March 2020)
- Director-Facilities, Environment and Energy Management @ (January 2018 - March 2020)
- GM Canadian Operations @ Samuel Packaging Systems Group (January 2016 - December 2017)
- Corporate Director Environment, Energy and Property Risk Management @ Samuel, Son & Co., Ltd (June 2012 - December 2015)
- Director, Operations OFRPG @ (June 2006 - July 2012)
- Operations Manager @ Nelson Steel (October 2003 - June 2006)
- Plant Superintendant @ Nelson Steel (October 2000 - October 2003)
John Lennartz Education
- McMaster University
B.Eng. (Chemical Engineering)
John Lennartz Skills
- Continuous Improvement
- Aluminum
- Metallurgy
- Stainless Steel
- Six Sigma
- Steel
- Manufacturing
- Purchasing
- Lean Manufacturing
- Inventory Management
- Strategic Planning
- Change Management
- Materials
- Metals
- Contract Negotiation
- Quality Management
- Procurement
- Supply Management
- Warehousing
- Supply Chain Management
- Engineering
- Process Improvement
- Production Planning
- Team Building
- Negotiation
- Materials Management
- ISO
- Logistics
- 5S
- Business Process Improvement
John Lennartz Summary
- John Lennartz, based in Hamilton, ON, CA, is currently a Environmental, Energy and Carbon Management Professional at undefined. John Lennartz brings experience from previous roles at Samuel, Son & Co. and Samuel Packaging Systems Group. John Lennartz holds a B.Eng. in Chemical Engineering @ McMaster University. With a robust skill set that includes Continuous Improvement, Aluminum, Metallurgy, Stainless Steel, Six Sigma and more. John Lennartz has 2 emails on RocketReach.
Looking for a different John Lennartz?
Find contact details for 700 million professionals.
G2 Crowd Trusted
300K+ Plugin Users
© 2026 RocketReach.co