Sales Manager - Soil Safe
Current
Apr 2023 - Present
AeroLeads people directory · profile
John Slack Email & Phone Number
Sales Manager - Soil Safe | Biochemistry
at
GFL Environmental Inc.
LinkedIn matched
✓ Verified August 2026
3 data sources
Profile completeness 86%
Current company
Role
Sales Manager - Soil Safe | Biochemistry
Location
Baltimore, Maryland, United States
Company size
Who is John Slack? Overview
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Quick answer
John Slack is listed as Sales Manager - Soil Safe | Biochemistry at GFL Environmental Inc., a with 2505 employees, based in Baltimore, Maryland, United States. AeroLeads shows a matched LinkedIn profile for John Slack.
John Slack previously worked as Sales Manager - Soil Safe at Gfl Environmental Inc. and General Manager at Mid-Atlantic Organic Resource Company. John Slack holds Bachelor Of Science - Bs, Biochemistry from University Of North Carolina At Chapel Hill.
Company email context
Email format at GFL Environmental Inc.
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GFL Environmental Inc.
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Profile bio
About John Slack
John Slack is a Sales Manager - Soil Safe | Biochemistry at GFL Environmental Inc..
Current workplace
John Slack's current company
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Gfl Environmental Inc.
2 roles
John Slack work experience
A career timeline built from the work history available for this profile.
General Manager
Mid-Atlantic Organic Resource Company
• Developed and implemented protocols for composting and biodegradation, increasing product quality and throughput.• Managed facility workforce in biodegradation processes to create soil conditioner and organic fertilizers.• Presented to Maryland Department of the Environment, Department of Energy, and Department of Agriculture on green waste and regenerative agriculture.
Jul 2018 - Apr 2023
Team & coworkers
Colleagues at GFL Environmental Inc.
Other employees you can reach at gflenv.com. View company contacts for 2505 employees →
BA
Brian Adams
Colleague at Gfl Environmental Inc.Detroit, Michigan, United States
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MA
Mary Ann Villanueva
Colleague at Gfl Environmental Inc.Fort St John, British Columbia, Canada
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LR
Leonardo Rubalcava
Colleague at Gfl Environmental Inc.Ottawa, Ontario, Canada
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TB
Tim Black
Colleague at Gfl Environmental Inc.Elizabeth City, North Carolina, United States
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GB
Garth Bridgman
Colleague at Gfl Environmental Inc.Bowmanville, Ontario, Canada
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LV
Lee Victor
Colleague at Gfl Environmental Inc.Omaha, Nebraska, United States
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ML
Michael Loveless
Colleague at Gfl Environmental Inc.Webb City, Missouri, United States
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CG
Chris Garred
Colleague at Gfl Environmental Inc.Clinton Township, Michigan, United States
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ER
Elija Rodriguez-Garza
Colleague at Gfl Environmental Inc.Flint, Michigan, United States
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HS
Hazel Sears
Colleague at Gfl Environmental Inc.Sherwood Park, Alberta, Canada
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Brian Adams
Colleague at Gfl Environmental Inc.Detroit, Michigan, United States
View →
MA
Mary Ann Villanueva
Colleague at Gfl Environmental Inc.Fort St John, British Columbia, Canada
View →
LR
Leonardo Rubalcava
Colleague at Gfl Environmental Inc.Ottawa, Ontario, Canada
View →
TB
Tim Black
Colleague at Gfl Environmental Inc.Elizabeth City, North Carolina, United States
View →
GB
Garth Bridgman
Colleague at Gfl Environmental Inc.Bowmanville, Ontario, Canada
View →
LV
Lee Victor
Colleague at Gfl Environmental Inc.Omaha, Nebraska, United States
View →
ML
Michael Loveless
Colleague at Gfl Environmental Inc.Webb City, Missouri, United States
View →
CG
Chris Garred
Colleague at Gfl Environmental Inc.Clinton Township, Michigan, United States
View →
ER
Elija Rodriguez-Garza
Colleague at Gfl Environmental Inc.Flint, Michigan, United States
View →
HS
Hazel Sears
Colleague at Gfl Environmental Inc.Sherwood Park, Alberta, Canada
View →
1 education record
John Slack education
FAQ
Frequently asked questions about John Slack
Quick answers generated from the profile data available on this page.
What company does John Slack work for?
John Slack works for GFL Environmental Inc..
What is John Slack's role at GFL Environmental Inc.?
John Slack is listed as Sales Manager - Soil Safe | Biochemistry at GFL Environmental Inc..
Where is John Slack based?
John Slack is based in Baltimore, Maryland, United States while working with GFL Environmental Inc..
What companies has John Slack worked for?
John Slack has worked for Gfl Environmental Inc. and Mid-Atlantic Organic Resource Company.
Who are John Slack's colleagues at GFL Environmental Inc.?
John Slack's colleagues at GFL Environmental Inc. include Brian Adams, Mary Ann Villanueva, Leonardo Rubalcava, Tim Black, and Garth Bridgman.
How can I contact John Slack?
You can use AeroLeads to view verified contact signals for John Slack at GFL Environmental Inc., including work email, phone, and LinkedIn data when available.
What schools did John Slack attend?
John Slack holds Bachelor Of Science - Bs, Biochemistry from University Of North Carolina At Chapel Hill.
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