Tannin Specialist For Boiler Applications
Current
Apr 2015 - Present
AeroLeads people directory · profile
John Harrelson Email & Phone Number
Team Leader and Tannin Specialist for Kroff. Helping customers realize savings in fuel and water without any capital expense in doing so.
at
Kroff, Inc.
1 work email found
@kroff.com
2 phones found area 412
LinkedIn matched
✓ Verified August 2026
4 data sources
Profile completeness 100%
Current company
Role
Team Leader and Tannin Specialist for Kroff. Helping customers realize savings in fuel and water without any capital expense in doing so.
Location
Spartanburg, South Carolina, United States
Company size
Who is John Harrelson? Overview
A concise factual answer block for searchers comparing this professional profile.
Quick answer
John Harrelson is listed as Team Leader and Tannin Specialist for Kroff. Helping customers realize savings in fuel and water without any capital expense in doing so. at Kroff, Inc., a with 76 employees, based in Spartanburg, South Carolina, United States. AeroLeads shows a work email signal at kroff.com, phone signal with area code 412, and a matched LinkedIn profile for John Harrelson.
John Harrelson previously worked as Tannin Specialist for Boiler Applications at Kroff, Inc. and Senior Account Executive at Kroff, Inc.. John Harrelson studied at Greenville Technical College.
Company email context
Email format at Kroff, Inc.
This section adds company-level context without repeating John Harrelson's masked contact details.
{first_initial}{last}@kroff.com
89% confidence
AeroLeads found 1 current-domain work email signal for John Harrelson. Compare company email patterns before reaching out.
Profile bio
About John Harrelson
Experienced Application Specialist with 35 years of experience with a demonstrated history of working a diversified folio of customer applications. Skilled in Negotiation, Water Treatment, Sales, Team Building, and Management.
Listed skills include Sales Management, New Business Development, Product Development, Account Management, and 16 others.
Current workplace
John Harrelson's current company
Company context helps verify the profile and gives searchers a useful next step.
Kroff, Inc.
6 roles
John Harrelson work experience
A career timeline built from the work history available for this profile.
Senior Account Executive
Current
Apr 2015 - Present
President
Aj Chemical
Owner of AJ Chemical
Jun 2003 - Apr 2015
Vp Odor Control
Jan 1999 - May 2003
Account Manager
Feb 1993 - Jan 1998
Sales Representative
Jun 1986 - Feb 1993
Team & coworkers
Colleagues at Kroff, Inc.
Other employees you can reach at kroff.com. View company contacts for 76 employees →
BY
Brian Yanok
Colleague at Kroff, Inc.Parkersburg, West Virginia, United States
View →
JS
Jim Skiba
Colleague at Kroff, Inc.Lake Orion, Michigan, United States
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AZ
Ashley Zunic
Colleague at Kroff, Inc.Pittsburgh, Pennsylvania, United States
View →
TR
Tyler Rankin
Colleague at Kroff, Inc.Las Vegas, Nevada, United States
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DP
Dana Patton
Colleague at Kroff, Inc.Greater Pittsburgh Region, United States
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TL
Timothy Laube
Colleague at Kroff, Inc.Detroit Metropolitan Area, United States
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ZR
Zarek Rush
Colleague at Kroff, Inc.Mcdonald, Pennsylvania, United States
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TD
Todd Duncan
Colleague at Kroff, Inc.Gastonia, North Carolina, United States
View →
VS
Valerie Sevker
Colleague at Kroff, Inc.Haldimand County, Ontario, Canada
View →
SG
Steven Gibson
Colleague at Kroff, Inc.Pittsburgh, Pennsylvania, United States
View →
Brian Yanok
Colleague at Kroff, Inc.Parkersburg, West Virginia, United States
View →
JS
Jim Skiba
Colleague at Kroff, Inc.Lake Orion, Michigan, United States
View →
AZ
Ashley Zunic
Colleague at Kroff, Inc.Pittsburgh, Pennsylvania, United States
View →
TR
Tyler Rankin
Colleague at Kroff, Inc.Las Vegas, Nevada, United States
View →
DP
Dana Patton
Colleague at Kroff, Inc.Greater Pittsburgh Region, United States
View →
TL
Timothy Laube
Colleague at Kroff, Inc.Detroit Metropolitan Area, United States
View →
ZR
Zarek Rush
Colleague at Kroff, Inc.Mcdonald, Pennsylvania, United States
View →
TD
Todd Duncan
Colleague at Kroff, Inc.Gastonia, North Carolina, United States
View →
VS
Valerie Sevker
Colleague at Kroff, Inc.Haldimand County, Ontario, Canada
View →
SG
Steven Gibson
Colleague at Kroff, Inc.Pittsburgh, Pennsylvania, United States
View →
1 education record
John Harrelson education
FAQ
Frequently asked questions about John Harrelson
Quick answers generated from the profile data available on this page.
What company does John Harrelson work for?
John Harrelson works for Kroff, Inc..
What is John Harrelson's role at Kroff, Inc.?
John Harrelson is listed as Team Leader and Tannin Specialist for Kroff. Helping customers realize savings in fuel and water without any capital expense in doing so. at Kroff, Inc..
What is John Harrelson's email address?
AeroLeads has found 1 work email signal at @kroff.com for John Harrelson at Kroff, Inc..
What is John Harrelson's phone number?
AeroLeads has found 2 phone signal(s) with area code 412 for John Harrelson at Kroff, Inc..
Where is John Harrelson based?
John Harrelson is based in Spartanburg, South Carolina, United States while working with Kroff, Inc..
What companies has John Harrelson worked for?
John Harrelson has worked for Kroff, Inc., Aj Chemical, and Ge Water & Process Technologies.
Who are John Harrelson's colleagues at Kroff, Inc.?
John Harrelson's colleagues at Kroff, Inc. include Brian Yanok, Jim Skiba, Ashley Zunic, Tyler Rankin, and Dana Patton.
How can I contact John Harrelson?
You can use AeroLeads to view verified contact signals for John Harrelson at Kroff, Inc., including work email, phone, and LinkedIn data when available.
What schools did John Harrelson attend?
John Harrelson studied at Greenville Technical College.
What skills is John Harrelson known for?
John Harrelson is listed with skills including Sales Management, New Business Development, Product Development, Account Management, Sales, Manufacturing, Water Treatment, and Key Account Management.
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