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Gregory Hartmann Email & Phone Number

Head of Active Ingredient Manufacturing Innovation - North America at Bayer Crop Science
Location: St Louis, Missouri, United States 7 work roles 2 schools
1 work email found @bayer.com 5 phones found area 314, 208, and 636 LinkedIn matched
✓ Verified August 2026 4 data sources Profile completeness 100%

Contact Signals · 1 work email · 5 phones

Work email g****@bayer.com
Direct phone (314) ***-****
LinkedIn Profile matched
3 free lookups remaining · No credit card
Current company
Role
Head of Active Ingredient Manufacturing Innovation - North America
Location
St Louis, Missouri, United States
Company size

Who is Gregory Hartmann? Overview

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Quick answer

Gregory Hartmann is listed as Head of Active Ingredient Manufacturing Innovation - North America at Bayer Crop Science, a with 98602 employees, based in St Louis, Missouri, United States. AeroLeads shows a work email signal at bayer.com, phone signal with area code 314, 208, 636, and a matched LinkedIn profile for Gregory Hartmann.

Gregory Hartmann previously worked as Director, Production Technology at Bayer Crop Science and Director, Production Technology at Monsanto Company. Gregory Hartmann holds Phd, Organic Chemistry from Southern Illinois University, Carbondale.

Company email context

Email format at Bayer Crop Science

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{first}.{last}@bayer.com
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AeroLeads found 1 current-domain work email signal for Gregory Hartmann. Compare company email patterns before reaching out.

Profile bio

About Gregory Hartmann

Functional and project manager with experience in leading R&D and Technology Support teams from the lab to the plant scale.Specialties: process development and optimization, high pressure reactor system design and operation, project and team lead

Listed skills include Solidworks, Mechanical Engineering, Engineering, Pro Engineer, and 63 others.

Current workplace

Gregory Hartmann's current company

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Bayer Crop Science
Bayer Crop Science
Head of Active Ingredient Manufacturing Innovation - North America
leverkusen, north rhine-westphalia, germany
Website
Employees
98602
AeroLeads page
7 roles · 36 years

Gregory Hartmann work experience

A career timeline built from the work history available for this profile.

Director, Production Technology

Current

Chesterfield, Mo

In this role, I lead teams responsible for the continuous improvement of existing manufacturing processes, as well as invention of new processes to support new opportunities. The team focus is on the development of innovative manufacturing tools, advancing new pesticide actives, supporting the manufacture of an existing crop protection portfolio, ensuring our license to operate, and enabling multiple technology teams.

Aug 2018 - Present

Director, Production Technology

In this role, I lead teams responsible for the continuous improvement of existing manufacturing processes, as well as invention of new processes to support new opportunities. The team focus is on the development of manufacturing and high-throughput processes to produce low cost materials for the BioDirect portfolio, creating opportunities for the manufacture of new pesticide actives, supporting the manufacture of an existing portfolio, and the enabling technology teams supporting all of the efforts.

Jun 2014 - Aug 2018

Lead, Chemical Process Technology

As the platform lead for the Chemical Process Technology Team, I have responsibility for the advancement of Monsanto's pipeline of chemistry opportunities from discovery phase through project launch at our global facilities.

May 2012 - Jun 2014

Team Lead, Roundup Manufacturing Technology

I was responsible for the identification of opportunities to improve costs and yields in the Roundup(TM) and Selective Chemistry areas.

2007 - May 2012

Senior Research Chemist

2004 - 2007 ~3 yrs

Research Specialist

2000 - 2004 ~4 yrs

Graduate Student

Southern Illinois University

Dissertation title: Carbon-Nitrogen Bond Formations via the Stille Cross-Coupling Reaction and Investigations of the Cross-Coupling of Terminal Dibromoolefins with Organostannanes

1991 - 1996 ~5 yrs
Team & coworkers

Colleagues at Bayer Crop Science

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2 education records

Gregory Hartmann education

FAQ

Frequently asked questions about Gregory Hartmann

Quick answers generated from the profile data available on this page.

What company does Gregory Hartmann work for?

Gregory Hartmann works for Bayer Crop Science.

What is Gregory Hartmann's role at Bayer Crop Science?

Gregory Hartmann is listed as Head of Active Ingredient Manufacturing Innovation - North America at Bayer Crop Science.

What is Gregory Hartmann's email address?

AeroLeads has found 1 work email signal at @bayer.com for Gregory Hartmann at Bayer Crop Science.

What is Gregory Hartmann's phone number?

AeroLeads has found 5 phone signal(s) with area code 314, 208, 636 for Gregory Hartmann at Bayer Crop Science.

Where is Gregory Hartmann based?

Gregory Hartmann is based in St Louis, Missouri, United States while working with Bayer Crop Science.

What companies has Gregory Hartmann worked for?

Gregory Hartmann has worked for Bayer Crop Science, Monsanto Company, Monsanto, and Southern Illinois University.

Who are Gregory Hartmann's colleagues at Bayer Crop Science?

Gregory Hartmann's colleagues at Bayer Crop Science include Kunal Shinde, Silvia Scalabrini, Jim Pistachio, Amalia Rosa, and Elida Silva.

How can I contact Gregory Hartmann?

You can use AeroLeads to view verified contact signals for Gregory Hartmann at Bayer Crop Science, including work email, phone, and LinkedIn data when available.

What schools did Gregory Hartmann attend?

Gregory Hartmann holds Phd, Organic Chemistry from Southern Illinois University, Carbondale.

What skills is Gregory Hartmann known for?

Gregory Hartmann is listed with skills including Solidworks, Mechanical Engineering, Engineering, Pro Engineer, Autocad, Product Design, Engineering Design, and Machine Design.

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