Assistant Treasurer
Current
Jan 2020 - Present
AeroLeads people directory · profile
John Hammar Email & Phone Number
Assistant Treasurer
at
QCR Holdings, Inc.
1 work email found
@qcrh.com
LinkedIn matched
✓ Verified July 2026
4 data sources
Profile completeness 100%
Current company
Role
Assistant Treasurer
Location
Cedar Rapids, Iowa, United States
Company size
Who is John Hammar? Overview
A concise factual answer block for searchers comparing this professional profile.
Quick answer
John Hammar is listed as Assistant Treasurer at QCR Holdings, Inc., a with 121 employees, based in Cedar Rapids, Iowa, United States. AeroLeads shows a work email signal at qcrh.com and a matched LinkedIn profile for John Hammar.
John Hammar previously worked as Controller at Cedar Rapids Bank & Trust and Audit Manager at Deloitte. John Hammar holds Master Of Arts (M.A.), Accounting from St. Ambrose University.
Company email context
Email format at QCR Holdings, Inc.
This section adds company-level context without repeating John Hammar's masked contact details.
{first_initial}{last}@qcrh.com
89% confidence
AeroLeads found 1 current-domain work email signal for John Hammar. Compare company email patterns before reaching out.
Profile bio
About John Hammar
John Hammar is a Assistant Treasurer at QCR Holdings, Inc.. He possess expertise in auditing, accounting, financial reporting, gaap, internal controls and 17 more skills. He is proficient in English.
Listed skills include Auditing, Accounting, Financial Reporting, Gaap, and 18 others.
Current workplace
John Hammar's current company
Company context helps verify the profile and gives searchers a useful next step.
Qcr Holdings, Inc.
5 roles
John Hammar work experience
A career timeline built from the work history available for this profile.
Controller
May 2016 - Jan 2020
Audit Manager
May 2014 - Apr 2016
Senior Assurance Associate
Nov 2009 - Apr 2014
Assurance Intern
Jun 2008 - Aug 2008
Team & coworkers
Colleagues at QCR Holdings, Inc.
Other employees you can reach at qcrh.com. View company contacts for 121 employees →
MG
Marta Gallagher
Colleague at Qcr Holdings, Inc.Davenport, Iowa, United States
View →
KT
Kylie Thompson
Colleague at Qcr Holdings, Inc.New York City Metropolitan Area, United States
View →
KM
Kayla Miller
Colleague at Qcr Holdings, Inc.United States
View →
ML
Megan Lott
Colleague at Qcr Holdings, Inc.Silvis, Illinois, United States
View →
KW
Kent Weathers
Colleague at Qcr Holdings, Inc.Mission, Kansas, United States
View →
CL
Chris Lam
Colleague at Qcr Holdings, Inc.Quad Cities Metropolitan Area, United States
View →
JS
Jennifer Smith
Colleague at Qcr Holdings, Inc.Greater Cleveland, United States
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JP
Jasmine Phillips
Colleague at Qcr Holdings, Inc.Canada
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KP
Kristen Petty
Colleague at Qcr Holdings, Inc.Springfield, Missouri, United States
View →
CP
Chantel P.
Colleague at Qcr Holdings, Inc.Johannesburg, Gauteng, South Africa
View →
Marta Gallagher
Colleague at Qcr Holdings, Inc.Davenport, Iowa, United States
View →
KT
Kylie Thompson
Colleague at Qcr Holdings, Inc.New York City Metropolitan Area, United States
View →
KM
Kayla Miller
Colleague at Qcr Holdings, Inc.United States
View →
ML
Megan Lott
Colleague at Qcr Holdings, Inc.Silvis, Illinois, United States
View →
KW
Kent Weathers
Colleague at Qcr Holdings, Inc.Mission, Kansas, United States
View →
CL
Chris Lam
Colleague at Qcr Holdings, Inc.Quad Cities Metropolitan Area, United States
View →
JS
Jennifer Smith
Colleague at Qcr Holdings, Inc.Greater Cleveland, United States
View →
JP
Jasmine Phillips
Colleague at Qcr Holdings, Inc.Canada
View →
KP
Kristen Petty
Colleague at Qcr Holdings, Inc.Springfield, Missouri, United States
View →
CP
Chantel P.
Colleague at Qcr Holdings, Inc.Johannesburg, Gauteng, South Africa
View →
2 education records
John Hammar education
Master Of Arts (M.A.), Accounting
Bachelor Of Arts (B.A.), Accounting
FAQ
Frequently asked questions about John Hammar
Quick answers generated from the profile data available on this page.
What company does John Hammar work for?
John Hammar works for QCR Holdings, Inc..
What is John Hammar's role at QCR Holdings, Inc.?
John Hammar is listed as Assistant Treasurer at QCR Holdings, Inc..
What is John Hammar's email address?
AeroLeads has found 1 work email signal at @qcrh.com for John Hammar at QCR Holdings, Inc..
Where is John Hammar based?
John Hammar is based in Cedar Rapids, Iowa, United States while working with QCR Holdings, Inc..
What companies has John Hammar worked for?
John Hammar has worked for Qcr Holdings, Inc., Cedar Rapids Bank & Trust, Deloitte, and Rsm Us Llp.
Who are John Hammar's colleagues at QCR Holdings, Inc.?
John Hammar's colleagues at QCR Holdings, Inc. include Marta Gallagher, Kylie Thompson, Kayla Miller, Megan Lott, and Kent Weathers.
How can I contact John Hammar?
You can use AeroLeads to view verified contact signals for John Hammar at QCR Holdings, Inc., including work email, phone, and LinkedIn data when available.
What schools did John Hammar attend?
John Hammar holds Master Of Arts (M.A.), Accounting from St. Ambrose University.
What skills is John Hammar known for?
John Hammar is listed with skills including Auditing, Accounting, Financial Reporting, Gaap, Internal Controls, Us Gaap, Cpa, and Financial Statements.
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