John Zerfas
3 email domains
AeroLeads people directory · profile
John Zerfas Email & Phone Number
Project Manager
at
GRAEF
1 work email found
@graef-usa.com
3 phones found area 312 and 773
LinkedIn matched
✓ Verified Jul 2026
4 data sources
Profile completeness 100%
Current company
Role
Project Manager
Location
Greater Chicago Area, United States
Company size
Who is John Zerfas? Overview
A concise factual answer block for searchers comparing this professional profile.
Quick answer
John Zerfas is listed as Project Manager at GRAEF, a with 170 employees, based in Greater Chicago Area, United States. AeroLeads shows a work email signal at graef-usa.com, phone signal with area code 312, 773, and a matched LinkedIn profile for John Zerfas.
John Zerfas holds Bs, Civil / Structural Engineering from Marquette University.
Company email context
Email format at GRAEF
This section adds company-level context without repeating John Zerfas's masked contact details.
{first}.{last}@graef-usa.com
89% confidence
AeroLeads found 1 current-domain work email signal for John Zerfas. Compare company email patterns before reaching out.
Profile bio
About John Zerfas
John Zerfas is a Project Manager at GRAEF. He possess expertise in civil engineering, concrete, construction management, bridge, highways and 8 more skills.
Listed skills include Civil Engineering, Concrete, Construction Management, Bridge, and 9 others.
Current workplace
John Zerfas's current company
Company context helps verify the profile and gives searchers a useful next step.
Graef
1 role
John Zerfas work experience
A career timeline built from the work history available for this profile.
-
Project Manager
Team & coworkers
Colleagues at GRAEF
Other employees you can reach at graef-usa.com. View company contacts for 170 employees →
TY
Troy Yopp
Colleague at GraefHartland, Wisconsin, United States
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DK
David Koslo
Colleague at GraefMilwaukee, Wisconsin, United States
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LR
Leah Redding
Colleague at GraefMilwaukee, Wisconsin, United States
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DK
Daniel Komorowski
Colleague at GraefMuskego, Wisconsin, United States
View →
ML
Michael Lewis
Colleague at GraefMiami, Florida, United States
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BB
Ben Bieberitz
Colleague at GraefCedarburg, Wisconsin, United States
View →
LB
Loei Badreddine
Colleague at GraefGreater Madison Area, United States
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JC
Julie Chapman
Colleague at GraefMilwaukee, Wisconsin, United States
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DW
Darren Weldon, P.E.
Colleague at GraefMiddleton Town, Wisconsin, United States
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CL
Chad Luttrell
Colleague at GraefFort Myers, Florida, United States
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Troy Yopp
Colleague at GraefHartland, Wisconsin, United States
View →
DK
David Koslo
Colleague at GraefMilwaukee, Wisconsin, United States
View →
LR
Leah Redding
Colleague at GraefMilwaukee, Wisconsin, United States
View →
DK
Daniel Komorowski
Colleague at GraefMuskego, Wisconsin, United States
View →
ML
Michael Lewis
Colleague at GraefMiami, Florida, United States
View →
BB
Ben Bieberitz
Colleague at GraefCedarburg, Wisconsin, United States
View →
LB
Loei Badreddine
Colleague at GraefGreater Madison Area, United States
View →
JC
Julie Chapman
Colleague at GraefMilwaukee, Wisconsin, United States
View →
DW
Darren Weldon, P.E.
Colleague at GraefMiddleton Town, Wisconsin, United States
View →
CL
Chad Luttrell
Colleague at GraefFort Myers, Florida, United States
View →
1 education record
John Zerfas education
FAQ
Frequently asked questions about John Zerfas
Quick answers generated from the profile data available on this page.
What company does John Zerfas work for?
John Zerfas works for GRAEF.
What is John Zerfas's role at GRAEF?
John Zerfas is listed as Project Manager at GRAEF.
What is John Zerfas's email address?
AeroLeads has found 1 work email signal at @graef-usa.com for John Zerfas at GRAEF.
What is John Zerfas's phone number?
AeroLeads has found 3 phone signal(s) with area code 312, 773 for John Zerfas at GRAEF.
Where is John Zerfas based?
John Zerfas is based in Greater Chicago Area, United States while working with GRAEF.
What companies has John Zerfas worked for?
John Zerfas has worked for Graef.
Who are John Zerfas's colleagues at GRAEF?
John Zerfas's colleagues at GRAEF include Troy Yopp, David Koslo, Leah Redding, Daniel Komorowski, and Michael Lewis.
How can I contact John Zerfas?
You can use AeroLeads to view verified contact signals for John Zerfas at GRAEF, including work email, phone, and LinkedIn data when available.
What schools did John Zerfas attend?
John Zerfas holds Bs, Civil / Structural Engineering from Marquette University.
What skills is John Zerfas known for?
John Zerfas is listed with skills including Civil Engineering, Concrete, Construction Management, Bridge, Highways, Transportation Engineering, Steel Structures, and Contract Management.
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