Sr. Systems Programmer
Current
1991 - Present
~35 yrs 7 mos
AeroLeads people directory · profile
George Eisaman Email & Phone Number
Sr. Systems Programmer at Cornerstone Systems
at
Mainline Information Systems
1 work email found
@mainline.com
1 phone found area 850
LinkedIn matched
✓ Verified August 2026
4 data sources
Profile completeness 86%
Current company
Role
Sr. Systems Programmer at Cornerstone Systems
Location
Stevenson Ranch, California, United States
Company size
Who is George Eisaman? Overview
A concise factual answer block for searchers comparing this professional profile.
Quick answer
George Eisaman is listed as Sr. Systems Programmer at Cornerstone Systems at Mainline Information Systems, a with 513 employees, based in Stevenson Ranch, California, United States. AeroLeads shows a work email signal at mainline.com, phone signal with area code 850, and a matched LinkedIn profile for George Eisaman.
George Eisaman previously worked as Sr. Systems Programmer at Mainline Information Systems and Sr. Systems Programmer at Cornerstone Systems.
Company email context
Email format at Mainline Information Systems
This section adds company-level context without repeating George Eisaman's masked contact details.
{first}.{last}@mainline.com
89% confidence
AeroLeads found 1 current-domain work email signal for George Eisaman. Compare company email patterns before reaching out.
Profile bio
About George Eisaman
George Eisaman is a Sr. Systems Programmer at Cornerstone Systems at Mainline Information Systems. He possess expertise in operating systems, servers, san, system administration, mainframe and 21 more skills. Colleagues describe him as "I have worked with George Eisaman over the past twenty years. His level of commitment to our organization could never be questioned. He was a vital team lead in our services organization specializing in Virtualized Architectures. Customers have always counted on George's straight forward and candid approach to his consultation. He is a valued member of our team and has been a solid contributor over the past 17 years at Cornerstone Systems, Inc."
Listed skills include Operating Systems, Servers, San, System Administration, and 22 others.
Current workplace
George Eisaman's current company
Company context helps verify the profile and gives searchers a useful next step.
Mainline Information Systems
2 roles · 36 years
George Eisaman work experience
A career timeline built from the work history available for this profile.
Sr. Systems Programmer
Apr 1991 - Dec 2008
Team & coworkers
Colleagues at Mainline Information Systems
Other employees you can reach at mainline.com. View company contacts for 513 employees →
CF
Chris Fuller
Colleague at Mainline Information SystemsMiddletown, Ohio, United States
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DT
Dave Thomas
Colleague at Mainline Information SystemsBroomall, Pennsylvania, United States
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JR
Jason Riggs
Colleague at Mainline Information SystemsDouglasville, Georgia, United States
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CG
Chris Greene
Colleague at Mainline Information SystemsSt Louis, Missouri, United States
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FK
Finn Klingenberg
Colleague at Mainline Information SystemsSuffolk County, New York, United States
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GE
George Eisaman
Colleague at Mainline Information SystemsNorthridge, California, United States
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NC
Ned Clay
Colleague at Mainline Information SystemsMilford, Massachusetts, United States
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DD
Daniel Denver
Colleague at Mainline Information SystemsQuilcene, Washington, United States
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KM
Kevin Mort
Colleague at Mainline Information SystemsGreater Indianapolis, United States
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DB
Doug Bench
Colleague at Mainline Information SystemsRio Rancho, New Mexico, United States
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Chris Fuller
Colleague at Mainline Information SystemsMiddletown, Ohio, United States
View →
DT
Dave Thomas
Colleague at Mainline Information SystemsBroomall, Pennsylvania, United States
View →
JR
Jason Riggs
Colleague at Mainline Information SystemsDouglasville, Georgia, United States
View →
CG
Chris Greene
Colleague at Mainline Information SystemsSt Louis, Missouri, United States
View →
FK
Finn Klingenberg
Colleague at Mainline Information SystemsSuffolk County, New York, United States
View →
GE
George Eisaman
Colleague at Mainline Information SystemsNorthridge, California, United States
View →
NC
Ned Clay
Colleague at Mainline Information SystemsMilford, Massachusetts, United States
View →
DD
Daniel Denver
Colleague at Mainline Information SystemsQuilcene, Washington, United States
View →
KM
Kevin Mort
Colleague at Mainline Information SystemsGreater Indianapolis, United States
View →
DB
Doug Bench
Colleague at Mainline Information SystemsRio Rancho, New Mexico, United States
View →
FAQ
Frequently asked questions about George Eisaman
Quick answers generated from the profile data available on this page.
What company does George Eisaman work for?
George Eisaman works for Mainline Information Systems.
What is George Eisaman's role at Mainline Information Systems?
George Eisaman is listed as Sr. Systems Programmer at Cornerstone Systems at Mainline Information Systems.
What is George Eisaman's email address?
AeroLeads has found 1 work email signal at @mainline.com for George Eisaman at Mainline Information Systems.
What is George Eisaman's phone number?
AeroLeads has found 1 phone signal(s) with area code 850 for George Eisaman at Mainline Information Systems.
Where is George Eisaman based?
George Eisaman is based in Stevenson Ranch, California, United States while working with Mainline Information Systems.
What companies has George Eisaman worked for?
George Eisaman has worked for Mainline Information Systems and Cornerstone Systems.
Who are George Eisaman's colleagues at Mainline Information Systems?
George Eisaman's colleagues at Mainline Information Systems include Chris Fuller, Dave Thomas, Jason Riggs, Chris Greene, and Finn Klingenberg.
How can I contact George Eisaman?
You can use AeroLeads to view verified contact signals for George Eisaman at Mainline Information Systems, including work email, phone, and LinkedIn data when available.
What skills is George Eisaman known for?
George Eisaman is listed with skills including Operating Systems, Servers, San, System Administration, Mainframe, Data Center, Ibm Mainframe, and Hardware.
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