Mark Grenko
1 email domain
AeroLeads people directory · profile
Mark Grenko Email & Phone Number
Director, Human Resources at McLeodUSA
at
McLeodUSA
1 work email found
@mcleodusa.com
2 phones found area 855 and 866
LinkedIn matched
✓ Verified May 2026
4 data sources
Profile completeness 86%
Current company
Role
Director, Human Resources at McLeodUSA
Location
Iowa City, Iowa, United States
Company size
Who is Mark Grenko? Overview
A concise factual answer block for searchers comparing this professional profile.
Quick answer
Mark Grenko is listed as Director, Human Resources at McLeodUSA at McLeodUSA, a company with 259 employees, based in Iowa City, Iowa, United States. AeroLeads shows a work email signal at mcleodusa.com, phone signal with area code 855, 866, and a matched LinkedIn profile for Mark Grenko.
Mark Grenko previously worked as Director, Human Resources at Mcleodusa. Mark Grenko studied at Central College.
Company email context
Email format at McLeodUSA
This section adds company-level context without repeating Mark Grenko's masked contact details.
{first}.{last}@mcleodusa.com
89% confidence
AeroLeads found 1 current-domain work email signal for Mark Grenko. Compare company email patterns before reaching out.
Profile bio
About Mark Grenko
Mark Grenko is a Director, Human Resources at McLeodUSA at McLeodUSA.
Current workplace
Mark Grenko's current company
Company context helps verify the profile and gives searchers a useful next step.
Mcleodusa
1 role
Mark Grenko work experience
A career timeline built from the work history available for this profile.
-
Director, Human Resources
Team & coworkers
Colleagues at McLeodUSA
Other employees you can reach at mcleodusa.com. View company contacts for 259 employees →
JW
Joel Warren
Colleague at Mcleodusa
Humble, Texas, United States, United States
View →
DB
Darlene Brda
Colleague at Mcleodusa
Chesterfield, Missouri, United States, United States
View →
JF
Julie Friedman
Colleague at Mcleodusa
Dallas, Texas, United States, United States
View →
CS
Carol Stockdale
Colleague at Mcleodusa
Marion, Iowa, United States, United States
View →
GS
Gregg Stark
Colleague at Mcleodusa
Cedar Rapids, Iowa, United States, United States
View →
NH
Nancy Hatch
Colleague at Mcleodusa
Marion, Iowa, United States, United States
View →
BL
Beverly Long
Colleague at Mcleodusa
Owasso, Oklahoma, United States, United States
View →
JS
John Schabram
Colleague at Mcleodusa
Dallas, Texas, United States, United States
View →
JD
Joseph Dunne
Colleague at Mcleodusa
Greater Chicago Area, United States
View →
JM
John Mcleod
Colleague at Mcleodusa
Covina, California, United States, United States
View →
Joel Warren
Colleague at Mcleodusa
Humble, Texas, United States, United States
View →
DB
Darlene Brda
Colleague at Mcleodusa
Chesterfield, Missouri, United States, United States
View →
JF
Julie Friedman
Colleague at Mcleodusa
Dallas, Texas, United States, United States
View →
CS
Carol Stockdale
Colleague at Mcleodusa
Marion, Iowa, United States, United States
View →
GS
Gregg Stark
Colleague at Mcleodusa
Cedar Rapids, Iowa, United States, United States
View →
NH
Nancy Hatch
Colleague at Mcleodusa
Marion, Iowa, United States, United States
View →
BL
Beverly Long
Colleague at Mcleodusa
Owasso, Oklahoma, United States, United States
View →
JS
John Schabram
Colleague at Mcleodusa
Dallas, Texas, United States, United States
View →
JD
Joseph Dunne
Colleague at Mcleodusa
Greater Chicago Area, United States
View →
JM
John Mcleod
Colleague at Mcleodusa
Covina, California, United States, United States
View →
1 education record
Mark Grenko education
FAQ
Frequently asked questions about Mark Grenko
Quick answers generated from the profile data available on this page.
What company does Mark Grenko work for?
Mark Grenko works for McLeodUSA.
What is Mark Grenko's role at McLeodUSA?
Mark Grenko is listed as Director, Human Resources at McLeodUSA at McLeodUSA.
What is Mark Grenko's email address?
AeroLeads has found 1 work email signal at @mcleodusa.com for Mark Grenko at McLeodUSA.
What is Mark Grenko's phone number?
AeroLeads has found 2 phone signal(s) with area code 855, 866 for Mark Grenko at McLeodUSA.
Where is Mark Grenko based?
Mark Grenko is based in Iowa City, Iowa, United States while working with McLeodUSA.
What companies has Mark Grenko worked for?
Mark Grenko has worked for Mcleodusa.
Who are Mark Grenko's colleagues at McLeodUSA?
Mark Grenko's colleagues at McLeodUSA include Joel Warren, Darlene Brda, Julie Friedman, Carol Stockdale, and Gregg Stark.
How can I contact Mark Grenko?
You can use AeroLeads to view verified contact signals for Mark Grenko at McLeodUSA, including work email, phone, and LinkedIn data when available.
What schools did Mark Grenko attend?
Mark Grenko studied at Central College.
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